cycbot | 23521619fd27110eafa658564050079f0e2f646a12233989d6fd2785697b9fdf

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 09:19

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General

Target

JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
Size

840KB
MD5

78e3653fa8f69e4dc1ff7ff670b6e466
SHA1

3531674cd51661679f3a07abb88e6db4da5bcc84
SHA256

23521619fd27110eafa658564050079f0e2f646a12233989d6fd2785697b9fdf
SHA512

223b3d09f69ec592a5806912ac1d1ef558d4540333c7c60519fcd1e2ffde50e72a2e530030e5bdddd80dd3a5e647fb5890b69425bc05bb626d8cffe40f27fc95
SSDEEP

12288:NCpyvXFPTfnCvX66h/NYJ9nDW6FApNg3gZqdDUtOuBiMc/j6KRVrxn7Nl4+GtlrL:4k9P7nCvX6MNYLIbgYJ3chra+GbrL

Score

10^/10

cycbot backdoor discovery evasion persistence rat spyware stealer upx

Malware Config

Signatures

Cycbot
Cycbot is a backdoor and trojan written in C++..
backdoor rat cycbot
Cycbot family
cycbot

Detects Cycbot payload 2 IoCs

Cycbot is a backdoor and trojan written in C++.

resource	yara_rule
behavioral1/memory/2132-138-0x0000000000400000-0x0000000000449000-memory.dmp	family_cycbot
behavioral1/memory/1720-198-0x0000000000400000-0x0000000000449000-memory.dmp	family_cycbot

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	d3WQGzd9.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	xievoet.exe

Deletes itself 1 IoCs

pid	Process
2232	cmd.exe

Executes dropped EXE 10 IoCs

pid	Process
540	d3WQGzd9.exe
2612	xievoet.exe
2228	awhost.exe
2632	bwhost.exe
2844	bwhost.exe
332	csrss.exe
592	cwhost.exe
2132	cwhost.exe
1720	cwhost.exe
1364	dwhost.exe

Loads dropped DLL 14 IoCs

pid	Process
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
540	d3WQGzd9.exe
540	d3WQGzd9.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
592	cwhost.exe
1308	DllHost.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 54 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /Z"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /D"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /l"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /X"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /d"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /r"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /h"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /R"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /G"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /K"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /O"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /U"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /V"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /k"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /S"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /W"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /x"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /A"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /u"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /s"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /f"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /C"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /I"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /Y"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /y"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /i"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /m"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /b"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /j"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /J"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /o"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /w"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /P"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /I"	d3WQGzd9.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /n"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /E"	xievoet.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\Program Files (x86)\\Internet Explorer\\lvvm.exe"	cwhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /L"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /v"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /g"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /B"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /e"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /H"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /a"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /M"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /Q"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /c"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /p"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /t"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /z"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /q"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /N"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /T"	xievoet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\xievoet = "C:\\Users\\Admin\\xievoet.exe /F"	xievoet.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	\systemroot\assembly\GAC_64\Desktop.ini	csrss.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	csrss.exe

Enumerates processes with tasklist 1 TTPs 2 IoCs

discovery

Process Discovery

T1057

pid	Process
532	tasklist.exe
2756	tasklist.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2700 set thread context of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2228 set thread context of 1680	2228	awhost.exe	38
PID 2632 set thread context of 2844	2632	bwhost.exe	40
PID 2844 set thread context of 2260	2844	bwhost.exe	41

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2132-138-0x0000000000400000-0x0000000000449000-memory.dmp	upx
behavioral1/memory/1720-198-0x0000000000400000-0x0000000000449000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Internet Explorer\lvvm.exe	cwhost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3WQGzd9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	awhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cwhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xievoet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\registry\machine\Software\Classes\Interface\{5b173c63-dd34-ea8a-4551-5120cc9b3e67}	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5b173c63-dd34-ea8a-4551-5120cc9b3e67}\u = "860049491"	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5b173c63-dd34-ea8a-4551-5120cc9b3e67}\cid = "8936994811831402234"	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
540	d3WQGzd9.exe
540	d3WQGzd9.exe
1680	svchost.exe
2612	xievoet.exe
2260	explorer.exe
2260	explorer.exe
2260	explorer.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
1680	svchost.exe
2612	xievoet.exe
2612	xievoet.exe
2612	xievoet.exe
1680	svchost.exe
1680	svchost.exe
1680	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	532	tasklist.exe
Token: SeDebugPrivilege	2260	explorer.exe
Token: SeDebugPrivilege	2756	tasklist.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
540	d3WQGzd9.exe
2612	xievoet.exe
2228	awhost.exe
2632	bwhost.exe
1364	dwhost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
332	csrss.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2700 wrote to memory of 2724	2700	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	30
PID 2724 wrote to memory of 540	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	31
PID 2724 wrote to memory of 540	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	31
PID 2724 wrote to memory of 540	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	31
PID 2724 wrote to memory of 540	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	31
PID 540 wrote to memory of 2612	540	d3WQGzd9.exe	32
PID 540 wrote to memory of 2612	540	d3WQGzd9.exe	32
PID 540 wrote to memory of 2612	540	d3WQGzd9.exe	32
PID 540 wrote to memory of 2612	540	d3WQGzd9.exe	32
PID 540 wrote to memory of 2576	540	d3WQGzd9.exe	33
PID 540 wrote to memory of 2576	540	d3WQGzd9.exe	33
PID 540 wrote to memory of 2576	540	d3WQGzd9.exe	33
PID 540 wrote to memory of 2576	540	d3WQGzd9.exe	33
PID 2576 wrote to memory of 532	2576	cmd.exe	35
PID 2576 wrote to memory of 532	2576	cmd.exe	35
PID 2576 wrote to memory of 532	2576	cmd.exe	35
PID 2576 wrote to memory of 532	2576	cmd.exe	35
PID 2724 wrote to memory of 2228	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	37
PID 2724 wrote to memory of 2228	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	37
PID 2724 wrote to memory of 2228	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	37
PID 2724 wrote to memory of 2228	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	37
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2228 wrote to memory of 1680	2228	awhost.exe	38
PID 2724 wrote to memory of 2632	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	39
PID 2724 wrote to memory of 2632	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	39
PID 2724 wrote to memory of 2632	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	39
PID 2724 wrote to memory of 2632	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	39
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2632 wrote to memory of 2844	2632	bwhost.exe	40
PID 2844 wrote to memory of 2260	2844	bwhost.exe	41
PID 2844 wrote to memory of 2260	2844	bwhost.exe	41
PID 2844 wrote to memory of 2260	2844	bwhost.exe	41
PID 2844 wrote to memory of 2260	2844	bwhost.exe	41
PID 2844 wrote to memory of 2260	2844	bwhost.exe	41
PID 2260 wrote to memory of 332	2260	explorer.exe	2
PID 2724 wrote to memory of 592	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	42
PID 2724 wrote to memory of 592	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	42
PID 2724 wrote to memory of 592	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	42
PID 2724 wrote to memory of 592	2724	JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe	42

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious use of UnmapMainImage
PID:332

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Users\Admin\d3WQGzd9.exe
    C:\Users\Admin\d3WQGzd9.exe
    3⤵
    - Modifies visiblity of hidden/system files in Explorer
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:540
  - - C:\Users\Admin\xievoet.exe
      "C:\Users\Admin\xievoet.exe"
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:2612
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del d3WQGzd9.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2576
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:532
- - C:\Users\Admin\awhost.exe
    C:\Users\Admin\awhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2228
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:1680
- - C:\Users\Admin\bwhost.exe
    C:\Users\Admin\bwhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2632
  - - C:\Users\Admin\bwhost.exe
      "C:\Users\Admin\bwhost.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2844
    - - C:\Windows\explorer.exe
        
        0000003C*
        5⤵
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2260
- - C:\Users\Admin\cwhost.exe
    C:\Users\Admin\cwhost.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    PID:592
  - - C:\Users\Admin\cwhost.exe
      C:\Users\Admin\cwhost.exe startC:\Users\Admin\AppData\Roaming\conhost.exe%C:\Users\Admin\AppData\Roaming
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2132
  - - C:\Users\Admin\cwhost.exe
      C:\Users\Admin\cwhost.exe startC:\Users\Admin\AppData\Local\Temp\dwm.exe%C:\Users\Admin\AppData\Local\Temp
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1720
- - C:\Users\Admin\dwhost.exe
    C:\Users\Admin\dwhost.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:1364
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del JaffaCakes118_78e3653fa8f69e4dc1ff7ff670b6e466.exe
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2232
  - - C:\Windows\SysWOW64\tasklist.exe
      tasklist
      4⤵
      Enumerates processes with tasklist
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2756

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
- Loads dropped DLL
PID:1308

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -Embedding
1⤵
PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Process Discovery

T1057

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\D9EC.E40

Filesize
600B

MD5
08372f53454177bc506f8de339d08d42

SHA1
bd2553790da9d6f6680229fc54de8c5748b8dccb

SHA256
dfc855b27c68ce6de36645b7b6bfa3126382c622e3177ed0b560f1357c2d2bd9

SHA512
8aa2b047295899a2a2f71c4837beab12bfaaabe01ed7dd4fc7a8b9f9fc29aa31a9e57aaa1736ee88a740e6745192486c852421cb251fe75c581964b00445e429

Download Submit
C:\Users\Admin\AppData\Roaming\D9EC.E40

Filesize
996B

MD5
e2c16a1c094b8a02aca92bff8cc09232

SHA1
6d85383c3261f32777fc4054c2edcdadeaa0ade4

SHA256
02b28c6ccf24144b1cf03fdee964df3b634b771e45962171be148ade4b82f014

SHA512
fc17d001a6a1bf77468b9a85a5d50f0b4314785cd516d8ced8c84e9e90d5ae1af60e7ef3e812bfca776c1581abfc6a3fba82c1c5a920d610633c28f9b41f69b9

Download Submit
C:\Users\Admin\AppData\Roaming\D9EC.E40

Filesize
1KB

MD5
6d9a29f945f2118a05173ca4a8f201e9

SHA1
a2fe76ad3bd1e2266db50896ef4181eaff1312ae

SHA256
eb1a16ac24e35313d9468c8e4818e99dcbab4f9ba368a540b686f80c38026b93

SHA512
fc4065df4fa4f90c716974c158463d2589a972eeecca40be5be07fc7f15e13ad446bb909529a112876bae3df9a0de31c8f36c578d7a2913874f3f699e08c5f7b

Download Submit
C:\Windows\system32\consrv.DLL

Filesize
53KB

MD5
68689b2e7472e2cfb3f39da8a59505d9

SHA1
5be15784ab1193dc13ac24ec1efcabded5fe2df4

SHA256
f304eb2cf6479a4fb36fef81c6df4d0225e251002e8f06f26ee196210bf3d168

SHA512
269999061cd54b23b92d385689682e687ae9030bc5d26d79dd5e99f72fa4b4eef41f5a7b555325bd558771db92e2feb8a67fb40c87223be9e23ccb498b3bbc88

Download Submit
\Users\Admin\awhost.exe

Filesize
68KB

MD5
b0406fa1f1b4a471ce4c1521708d1ef3

SHA1
bd2bb68d92c8b6af7604d52e336152bc48ea1227

SHA256
ef2abd7d609bba1f141b3e1dc6a79d937fe68e37d51b093fc29e0d800bf6fa29

SHA512
07bec70b25b083919a91de4930842ba8b264e869d0251134cbfecbc9227be704c70600c9db878eee08f7d1fa1df6c848577b632f810b014d62ace26b961bb2cc

Download Submit
\Users\Admin\bwhost.exe

Filesize
136KB

MD5
acaf206a193335d7983a46a8c9e18fea

SHA1
3a33b8148c23887c2b9edc2d0dbec3d83398069b

SHA256
8aa2fb2e061fc4a30160f912db3f1ea75189d16d922f82aba6538e92c4df47ca

SHA512
846622efa83273ce9f40f38953077eca4a6f064923a8cf9b202d19cac9fac4c8e58007f2531fafafb6b408787d0ed23a3349b49794d0311736efa35bba6fba10

Download Submit
\Users\Admin\cwhost.exe

Filesize
170KB

MD5
40d9607cb66da11b9adfec5b93b8b311

SHA1
55bf463cd5c0c90ba92935ef81ae47ab3bc5fea6

SHA256
033e60eebb966b3bcfbe27fa3e99e8f393970f320b5cc25cb16517869eb5f3e6

SHA512
e764053de1c2444e61e638e67e91cf7d9d968df4d60b8bcc3f5ddfc317edb1f14e950d096d451fa372a699fc886125066f4e2f2de171641433ce1e066aa58078

Download Submit
\Users\Admin\d3WQGzd9.exe

Filesize
364KB

MD5
db406d87e556a0008c18429ecf3cc93a

SHA1
3a1b7a87080bf1d78fca904bd7515833bbd380e8

SHA256
2712b4f742a53c7d4b9a55c8f760447a26925c10a3ca6c10b84dea49482a2768

SHA512
e0da870b0c8f8955277b9227ef3de2b4d3e45d37986ac9a9b445e24506f265020f071365a2135b1e2892aaa64c3b7477d6c4a57598f3601655d74d92d6222354

Download Submit
\Users\Admin\dwhost.exe

Filesize
24KB

MD5
aaa893d374547f20f7fdd7c3b6c56b36

SHA1
f7aab7bd60af5e948b71abcccbcfb1d62f6580ff

SHA256
17c950477ffd3e28c4135c4cc5711589415129c7b21c4af1e89deaf68f043d03

SHA512
491b88e809425dd20dc9052fe45ab101ccb803c186a27d6502bf1cbefa8d903d51f72c02e604ec346f77b85c4324daa036341a42fcba0a96e5c69781ebfecb31

Download Submit
\Users\Admin\xievoet.exe

Filesize
364KB

MD5
d6185cdda7cf040140ddcea306d58ab3

SHA1
e02d45a1e63dbb0847c58a767807c2381f74413d

SHA256
8c177d2523a2ea5548d0c34e8e53ae05de7696cdf5349e4781093c94b1fa1025

SHA512
02b76da0a53177fa3b261676964b1e0a6447cb474f4f4c78f83881d4a5f1748f765b3346b8c4773b4bd71c81ac123ddcebd470ce5d7884279074b41b33b51bf4

Download Submit
\Windows\assembly\GAC_32\Desktop.ini

Filesize
4KB

MD5
ff7d5ec20bf73c02317e7a740fffe018

SHA1
365ac8cfe5b939854cc1c341caf051bcc45f9372

SHA256
1e230847d7034f5ab3bf010f569315e00673859af0574fc9f915636ed905779a

SHA512
30854c0d703fd7c6cbc0769d9be4125baa2577ec529d5e48177a434685b66752fd79c50f0321324e23eeb985738f403347748afefae7d8a3bfad388a5b512a44

Download Submit
\Windows\assembly\GAC_64\Desktop.ini

Filesize
5KB

MD5
3e7a118b119428247edfc5d5ef3761bc

SHA1
140e4cb00107678160411f016c4c17611580a209

SHA256
97c19f4103a16798202e50a501375d0bf3d7ec1bb654dda230337e85b01b1ec5

SHA512
b0e27a4d7aa62f937f275b9f413f75857846ae670bf3aed6e55c1db865485fda89e33dcdffa02ae2ab25f48d5f63f869232f9e6d69f9cdc8a5c93f39de09a925

Download Submit
memory/332-116-0x0000000002580000-0x0000000002592000-memory.dmp

Filesize
72KB

Download
memory/1680-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-53-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-68-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1680-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1720-198-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2132-138-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2260-108-0x00000000002C0000-0x00000000002D9000-memory.dmp

Filesize
100KB

Download
memory/2260-103-0x00000000002C0000-0x00000000002D9000-memory.dmp

Filesize
100KB

Download
memory/2260-98-0x00000000002C0000-0x00000000002D9000-memory.dmp

Filesize
100KB

Download
memory/2632-94-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2724-140-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-13-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-321-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-2-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-14-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-4-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2724-6-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/2844-88-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-91-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-80-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-96-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-84-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2844-86-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download