1a9f1aca4450bc87896768a88e8df473a21a70fef8816152695cbe4971de5c86

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 00:15

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General

Target

eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
Size

484KB
MD5

eeb69150b3638eaccfcb813a73e1d96a
SHA1

ec679dd60d4bf98fded42e2bab1c332a35fc66ac
SHA256

1a9f1aca4450bc87896768a88e8df473a21a70fef8816152695cbe4971de5c86
SHA512

80401963eea507bd26cf65004c150e7640827fa726f69d1958d4b6f13dd7e499f106e4bfb464ec5cc2f85610db724dde4e9207b11509f99eb231f68d207fb94c
SSDEEP

12288:wP9GBWQch+L/ZgHP+v7xK0DmFwUfIp7JVyvWt1aBnSFAPHzeO:wPoBHch+uudKNffiv1aVSaPTeO

Score

10^/10

discovery evasion persistence spyware stealer upx

Malware Config

Signatures

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"	V6oUpCF0mC.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	rbqak.exe

Deletes itself 1 IoCs

pid	Process
2728	cmd.exe

Executes dropped EXE 11 IoCs

pid	Process
1712	V6oUpCF0mC.exe
2800	rbqak.exe
2584	ayhost.exe
2596	ayhost.exe
1608	byhost.exe
2760	byhost.exe
2772	cyhost.exe
332	csrss.exe
2228	cyhost.exe
2300	cyhost.exe
2788	dyhost.exe

Loads dropped DLL 14 IoCs

pid	Process
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
1712	V6oUpCF0mC.exe
1712	V6oUpCF0mC.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2772	cyhost.exe
2116	DllHost.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe

Reads user/profile data of web browsers 2 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

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2912-4-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2912-6-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2912-9-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2912-12-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2912-14-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2912-11-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2228-139-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/2912-141-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral1/memory/2772-214-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/2300-216-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/2912-347-0x0000000000400000-0x00000000004BE000-memory.dmp	upx

Adds Run key to start application 2 TTPs 53 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\conhost = "C:\\Program Files (x86)\\Internet Explorer\\lvvm.exe"	cyhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /o"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /a"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /U"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /b"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /x"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /z"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /s"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /W"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /J"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /u"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /r"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /D"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /Z"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /E"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /e"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /B"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /q"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /S"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /m"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /P"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /F"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /N"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /Q"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /t"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /T"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /n"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /R"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /k"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /I"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /i"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /O"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /w"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /p"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /d"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /h"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /j"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /G"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /X"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /c"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /l"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /C"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /g"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /A"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /r"	V6oUpCF0mC.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /K"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /f"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /Y"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /H"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /L"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /V"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /v"	rbqak.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\rbqak = "C:\\Users\\Admin\\rbqak.exe /y"	rbqak.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
2844	tasklist.exe
1504	tasklist.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1488 set thread context of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 2584 set thread context of 2596	2584	ayhost.exe	39
PID 1608 set thread context of 2760	1608	byhost.exe	41
PID 2760 set thread context of 1768	2760	byhost.exe	42

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Internet Explorer\lvvm.exe	cyhost.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	V6oUpCF0mC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ayhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	byhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dyhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	byhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cyhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rbqak.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cyhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cyhost.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 = "1208538730040159246"	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1712	V6oUpCF0mC.exe
1712	V6oUpCF0mC.exe
2596	ayhost.exe
2800	rbqak.exe
1768	explorer.exe
1768	explorer.exe
1768	explorer.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2596	ayhost.exe
2800	rbqak.exe
2800	rbqak.exe
2800	rbqak.exe
2596	ayhost.exe
2596	ayhost.exe
2596	ayhost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	tasklist.exe
Token: SeDebugPrivilege	1768	explorer.exe
Token: SeDebugPrivilege	1504	tasklist.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
1712	V6oUpCF0mC.exe
2800	rbqak.exe
2584	ayhost.exe
1608	byhost.exe
2788	dyhost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
332	csrss.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 1488 wrote to memory of 2912	1488	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	31
PID 2912 wrote to memory of 1712	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	32
PID 2912 wrote to memory of 1712	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	32
PID 2912 wrote to memory of 1712	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	32
PID 2912 wrote to memory of 1712	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	32
PID 1712 wrote to memory of 2800	1712	V6oUpCF0mC.exe	33
PID 1712 wrote to memory of 2800	1712	V6oUpCF0mC.exe	33
PID 1712 wrote to memory of 2800	1712	V6oUpCF0mC.exe	33
PID 1712 wrote to memory of 2800	1712	V6oUpCF0mC.exe	33
PID 1712 wrote to memory of 2664	1712	V6oUpCF0mC.exe	34
PID 1712 wrote to memory of 2664	1712	V6oUpCF0mC.exe	34
PID 1712 wrote to memory of 2664	1712	V6oUpCF0mC.exe	34
PID 1712 wrote to memory of 2664	1712	V6oUpCF0mC.exe	34
PID 2664 wrote to memory of 2844	2664	cmd.exe	36
PID 2664 wrote to memory of 2844	2664	cmd.exe	36
PID 2664 wrote to memory of 2844	2664	cmd.exe	36
PID 2664 wrote to memory of 2844	2664	cmd.exe	36
PID 2912 wrote to memory of 2584	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	38
PID 2912 wrote to memory of 2584	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	38
PID 2912 wrote to memory of 2584	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	38
PID 2912 wrote to memory of 2584	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	38
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2584 wrote to memory of 2596	2584	ayhost.exe	39
PID 2912 wrote to memory of 1608	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	40
PID 2912 wrote to memory of 1608	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	40
PID 2912 wrote to memory of 1608	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	40
PID 2912 wrote to memory of 1608	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	40
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 1608 wrote to memory of 2760	1608	byhost.exe	41
PID 2760 wrote to memory of 1768	2760	byhost.exe	42
PID 2760 wrote to memory of 1768	2760	byhost.exe	42
PID 2760 wrote to memory of 1768	2760	byhost.exe	42
PID 2760 wrote to memory of 1768	2760	byhost.exe	42
PID 2760 wrote to memory of 1768	2760	byhost.exe	42
PID 2912 wrote to memory of 2772	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	43
PID 2912 wrote to memory of 2772	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	43
PID 2912 wrote to memory of 2772	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	43
PID 2912 wrote to memory of 2772	2912	eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe	43
PID 1768 wrote to memory of 332	1768	explorer.exe	2
PID 2772 wrote to memory of 2228	2772	cyhost.exe	44

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\eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Local\Temp\eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Users\Admin\V6oUpCF0mC.exe
    C:\Users\Admin\V6oUpCF0mC.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:1712
  - - C:\Users\Admin\rbqak.exe
      "C:\Users\Admin\rbqak.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:2800
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del V6oUpCF0mC.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2664
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:2844
- - C:\Users\Admin\ayhost.exe
    C:\Users\Admin\ayhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2584
  - - C:\Users\Admin\ayhost.exe
      "C:\Users\Admin\ayhost.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2596
- - C:\Users\Admin\byhost.exe
    C:\Users\Admin\byhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1608
  - - C:\Users\Admin\byhost.exe
      "C:\Users\Admin\byhost.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2760
    - - C:\Windows\explorer.exe
        
        0000003C*
        5⤵
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1768
- - C:\Users\Admin\cyhost.exe
    C:\Users\Admin\cyhost.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
    - Suspicious use of WriteProcessMemory
    PID:2772
  - - C:\Users\Admin\cyhost.exe
      C:\Users\Admin\cyhost.exe startC:\Users\Admin\AppData\Roaming\conhost.exe%C:\Users\Admin\AppData\Roaming
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2228
  - - C:\Users\Admin\cyhost.exe
      C:\Users\Admin\cyhost.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:2300
- - C:\Users\Admin\dyhost.exe
    C:\Users\Admin\dyhost.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2788
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del eeb69150b3638eaccfcb813a73e1d96a_JaffaCakes118.exe
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2728
  - - C:\Windows\SysWOW64\tasklist.exe
      tasklist
      4⤵
      Enumerates processes with tasklist
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:1504

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
- Loads dropped DLL
PID:2116

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -Embedding
1⤵
PID:1676

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

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\7F8A.22D

Filesize
600B

MD5
518f4ad23760f768b5d296fd1bb735dc

SHA1
068f8c0f083da374cfc3b574271dd73c41ecfdf6

SHA256
01f642997ff42a562edb589bb21702e5251be74c78797a913ccc0f0dc993f8bb

SHA512
a82afdce3fe311564752ab14f1ff412ea3f6c5d479b8301b629f39927e6a6627536d283832d12f92400ee9d84c42a84ff23fc91f0e042268eec36c434137a5fd

Download Submit
C:\Users\Admin\AppData\Roaming\7F8A.22D

Filesize
996B

MD5
672666ab2d2929853b204ccf02f3eb66

SHA1
7b00de31bd181c8e85d05d4fb238ade350da9073

SHA256
281993d9a987acb5dab321a9e2a66965da01dbea5f249486378b11386aad1ac6

SHA512
3199a753537ac368251535b3ef8b75947cf286c061cf691dab74c0f55ae62f4e38d596e7185ff30dd91d6d8566a40f12870bce00b0eac2bbee3dfa7a310c6f74

Download Submit
C:\Users\Admin\AppData\Roaming\7F8A.22D

Filesize
1KB

MD5
5bd0cd0d1caec0dada6e2749363770b3

SHA1
8bca73d2c185c6bb90f93b32ccd342d4928d7bef

SHA256
2c6b1f95c38d2dad742fa5148684f3df942edee952d7084ae28da3b674cc2721

SHA512
3da9aa20213e9a8ddecdbcfee5efb5a15a2940ceff52af23ace3bc711c030aea0c5ab3264b863fdae830f31520a923d63bd388e903ceb084e24869c615fecd78

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

Filesize
53KB

MD5
68689b2e7472e2cfb3f39da8a59505d9

SHA1
5be15784ab1193dc13ac24ec1efcabded5fe2df4

SHA256
f304eb2cf6479a4fb36fef81c6df4d0225e251002e8f06f26ee196210bf3d168

SHA512
269999061cd54b23b92d385689682e687ae9030bc5d26d79dd5e99f72fa4b4eef41f5a7b555325bd558771db92e2feb8a67fb40c87223be9e23ccb498b3bbc88

Download Submit
\Users\Admin\V6oUpCF0mC.exe

Filesize
332KB

MD5
b96dc0230580570446ab648e20a7e3b3

SHA1
27483df87ef7093d51062fb2d2fc9944f94c23fb

SHA256
2c65220c1c3ec6cb3282759e1d583b598ad43bf09484239325ae06b961bf0af0

SHA512
b8dd8743eb45f9dcc0d74b5cf450ef2950482e5c33dcdb5ab9494ad2e396d7ea5ebd80d477fca52a25a46cede6e2c31eb2647612090fda72d7e61e49913c042f

Download Submit
\Users\Admin\ayhost.exe

Filesize
68KB

MD5
2c7c2d4e9c03a1818621def0e1281a81

SHA1
c92b29a7f6e9998c7a86b9b57cff15f28647a127

SHA256
9fb6cf502b6a872ed2e58666672db9fdc0eb57e6ff5a5677b6dbc8de42193f3e

SHA512
431cadf9b1d4de1dd0c5efebd5bae2af2ac0f6c98a2d71a5f7bc72e2421ecf77d67616d805bb643680192de6c8921e894a48a538276492567524c4267a4e4a66

Download Submit
\Users\Admin\byhost.exe

Filesize
136KB

MD5
1d0f81b6e185ec95e716d2a0b2ba69a1

SHA1
09399ffa69ae8bfd9794104bc4b7b4f481980e3a

SHA256
abe89315434ce50001a90c9bdd662a0c42fa90d95acdf5baed5823d760e4f878

SHA512
6c4ecc1346bfc9952d7a1a2cb30ed5076bec24db099bb3fe20a248b19f56c075ff592d03100a1a3660ad5f47dfaff6a64b6b2bebe1bcbc7ce747f968a4c7e6b1

Download Submit
\Users\Admin\cyhost.exe

Filesize
168KB

MD5
234bf3937f8fe09351acc53c059b40d2

SHA1
256f162b65eacc7a1fee35722fbfdbd55bba93c7

SHA256
86c568452305c3943eb7d1530cef65c75f6fac39d178082783db8b12fc8eef2b

SHA512
6c768729abebd0b9bde9712ee827262c433ac928bb638b9176ef7f4085c2d2b4fdfa3cacffdb7da477d23a1e0ce32e63cba2ab9ace1f45dfcc8109b2c68812b7

Download Submit
\Users\Admin\dyhost.exe

Filesize
24KB

MD5
9814ec05c8857737f599ba75b1610fb1

SHA1
aa9d9b016c2feda03cf6ad1bbca332070eb9b295

SHA256
a68f44fa166ade605dfd2e5827a8ca3fa21141eda423c096d1f41d9bf172e597

SHA512
c9daf5d8015ab4d5e0c333b986e04a917a596aef6d61baf43f53e5da346e3e665cd16eb5da35726713689dca991a03fbfa137b7f3f879c77779a477a89a0268d

Download Submit
\Users\Admin\rbqak.exe

Filesize
332KB

MD5
7dfae1f740f5c0d57653dc493f16b7fd

SHA1
08494781b798dfe068b1fdbdfcc1d63c8510ecb6

SHA256
e08744b627c4dc4e05a300c9317e317421a16f5b775f4b0615aed272b0bf35ea

SHA512
6a6799910101adbbf34e7b0a9c46df8ba09444ff3ed64af8fee1272b96c0ed5cf1c9dba8979a40306705661ef163b170df83c694ab40131f1ff36211c018b67e

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/332-121-0x0000000000EB0000-0x0000000000EC2000-memory.dmp

Filesize
72KB

Download
memory/1768-108-0x0000000000130000-0x0000000000149000-memory.dmp

Filesize
100KB

Download
memory/1768-103-0x0000000000130000-0x0000000000149000-memory.dmp

Filesize
100KB

Download
memory/1768-98-0x0000000000130000-0x0000000000149000-memory.dmp

Filesize
100KB

Download
memory/2228-139-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2300-216-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2596-53-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-63-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-70-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2596-55-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2760-87-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-95-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-85-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-89-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-92-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-83-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2760-81-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2772-214-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2912-14-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-11-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-141-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-12-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-2-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2912-9-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-6-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-4-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download
memory/2912-347-0x0000000000400000-0x00000000004BE000-memory.dmp

Filesize
760KB

Download