modiloader | dca10327596c836d01e874585e1048d6b441473069a173c07df03df5d2ff30a7

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/03/2024, 10:43

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General

Target

c064bacddd1d5c96de83cdefde9eecfa.exe
Size

651KB
MD5

c064bacddd1d5c96de83cdefde9eecfa
SHA1

ec24793efdb146c5d70291ee29cbcf40d864fb6d
SHA256

dca10327596c836d01e874585e1048d6b441473069a173c07df03df5d2ff30a7
SHA512

250e8c8bf181509bfb0be6fae7fdba5961f01f6091b60ac5c57b39ff1c437271552c535d5ad00035e89358ba2005e7c93fa39079e2457274d908b6ad863d338a
SSDEEP

12288:kpyZT1zrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1zjOD3SxcDDcNDqWYurL0

Score

10^/10

modiloader evasion persistence trojan upx

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	dHY4IvP3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	xewob.exe

ModiLoader Second Stage 11 IoCs

resource	yara_rule
behavioral1/memory/1908-9-0x0000000000400000-0x000000000041C000-memory.dmp	modiloader_stage2
behavioral1/memory/2236-12-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral1/memory/2236-13-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral1/files/0x002900000001467f-43.dat	modiloader_stage2
behavioral1/memory/2236-50-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2
behavioral1/memory/2704-70-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral1/files/0x002900000001468e-73.dat	modiloader_stage2
behavioral1/memory/2872-93-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral1/files/0x0007000000014ad8-99.dat	modiloader_stage2
behavioral1/memory/1168-120-0x0000000000400000-0x000000000041B000-memory.dmp	modiloader_stage2
behavioral1/memory/2236-213-0x0000000000400000-0x0000000000507000-memory.dmp	modiloader_stage2

Deletes itself 1 IoCs

pid	Process
868	cmd.exe

Executes dropped EXE 11 IoCs

pid	Process
2628	dHY4IvP3.exe
2800	xewob.exe
2704	azhost.exe
324	azhost.exe
2872	bzhost.exe
2176	bzhost.exe
1168	czhost.exe
1472	czhost.exe
1524	dzhost.exe
336	csrss.exe
920	ezhost.exe

Loads dropped DLL 18 IoCs

pid	Process
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2628	dHY4IvP3.exe
2628	dHY4IvP3.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2376	WerFault.exe
2376	WerFault.exe
2376	WerFault.exe
2376	WerFault.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2236	c064bacddd1d5c96de83cdefde9eecfa.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2236-2-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-3-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-5-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-11-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-12-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-13-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2236-50-0x0000000000400000-0x0000000000507000-memory.dmp	upx
behavioral1/memory/2176-83-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2176-85-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2176-87-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2176-95-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2176-96-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2176-98-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/1472-110-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/1472-112-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/1472-115-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/1472-126-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2176-146-0x0000000000400000-0x0000000000427000-memory.dmp	upx
behavioral1/memory/2236-213-0x0000000000400000-0x0000000000507000-memory.dmp	upx

Adds Run key to start application 2 TTPs 51 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /u"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /v"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /W"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /l"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /Z"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /E"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /G"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /V"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /F"	dHY4IvP3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /n"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /A"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /w"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /U"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /F"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /e"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /i"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /L"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /d"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /C"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /Q"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /T"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /q"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /N"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /h"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /O"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /z"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /r"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /b"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /y"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /X"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /P"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /k"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /x"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /J"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /o"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /a"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /f"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /g"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /K"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /j"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /c"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /B"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /Y"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /I"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /t"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /R"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /M"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /s"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /D"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /S"	xewob.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\xewob = "C:\\Users\\Admin\\xewob.exe /m"	xewob.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

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	azhost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	azhost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	bzhost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	bzhost.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 1908 set thread context of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 2704 set thread context of 324	2704	azhost.exe	36
PID 2872 set thread context of 2176	2872	bzhost.exe	38
PID 1168 set thread context of 1472	1168	czhost.exe	40
PID 1524 set thread context of 440	1524	dzhost.exe	44

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2376	1472	WerFault.exe	40

Enumerates processes with tasklist 1 TTPs 2 IoCs

Process Discovery

T1057

pid	Process
2456	tasklist.exe
2856	tasklist.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2628	dHY4IvP3.exe
2628	dHY4IvP3.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
324	azhost.exe
324	azhost.exe
324	azhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2176	bzhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
324	azhost.exe
324	azhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
324	azhost.exe
324	azhost.exe
1524	dzhost.exe
1524	dzhost.exe
1524	dzhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
324	azhost.exe
324	azhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
324	azhost.exe
324	azhost.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe
2800	xewob.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2456	tasklist.exe
Token: SeDebugPrivilege	1524	dzhost.exe
Token: SeDebugPrivilege	1524	dzhost.exe
Token: SeDebugPrivilege	2856	tasklist.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2236	c064bacddd1d5c96de83cdefde9eecfa.exe
2628	dHY4IvP3.exe
2800	xewob.exe
920	ezhost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
336	csrss.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 1908 wrote to memory of 2236	1908	c064bacddd1d5c96de83cdefde9eecfa.exe	28
PID 2236 wrote to memory of 2628	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	29
PID 2236 wrote to memory of 2628	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	29
PID 2236 wrote to memory of 2628	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	29
PID 2236 wrote to memory of 2628	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	29
PID 2628 wrote to memory of 2800	2628	dHY4IvP3.exe	30
PID 2628 wrote to memory of 2800	2628	dHY4IvP3.exe	30
PID 2628 wrote to memory of 2800	2628	dHY4IvP3.exe	30
PID 2628 wrote to memory of 2800	2628	dHY4IvP3.exe	30
PID 2628 wrote to memory of 2564	2628	dHY4IvP3.exe	31
PID 2628 wrote to memory of 2564	2628	dHY4IvP3.exe	31
PID 2628 wrote to memory of 2564	2628	dHY4IvP3.exe	31
PID 2628 wrote to memory of 2564	2628	dHY4IvP3.exe	31
PID 2236 wrote to memory of 2704	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	33
PID 2236 wrote to memory of 2704	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	33
PID 2236 wrote to memory of 2704	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	33
PID 2236 wrote to memory of 2704	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	33
PID 2564 wrote to memory of 2456	2564	cmd.exe	34
PID 2564 wrote to memory of 2456	2564	cmd.exe	34
PID 2564 wrote to memory of 2456	2564	cmd.exe	34
PID 2564 wrote to memory of 2456	2564	cmd.exe	34
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2704 wrote to memory of 324	2704	azhost.exe	36
PID 2236 wrote to memory of 2872	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	37
PID 2236 wrote to memory of 2872	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	37
PID 2236 wrote to memory of 2872	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	37
PID 2236 wrote to memory of 2872	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	37
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2872 wrote to memory of 2176	2872	bzhost.exe	38
PID 2236 wrote to memory of 1168	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	39
PID 2236 wrote to memory of 1168	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	39
PID 2236 wrote to memory of 1168	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	39
PID 2236 wrote to memory of 1168	2236	c064bacddd1d5c96de83cdefde9eecfa.exe	39
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1168 wrote to memory of 1472	1168	czhost.exe	40
PID 1472 wrote to memory of 2376	1472	czhost.exe	41
PID 1472 wrote to memory of 2376	1472	czhost.exe	41

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:336

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs
1⤵
PID:840
- C:\Windows\system32\wbem\WMIADAP.EXE
  wmiadap.exe /F /T /R
  2⤵
  PID:2308

C:\Users\Admin\AppData\Local\Temp\c064bacddd1d5c96de83cdefde9eecfa.exe
"C:\Users\Admin\AppData\Local\Temp\c064bacddd1d5c96de83cdefde9eecfa.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Users\Admin\AppData\Local\Temp\c064bacddd1d5c96de83cdefde9eecfa.exe
  c064bacddd1d5c96de83cdefde9eecfa.exe
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\dHY4IvP3.exe
    C:\Users\Admin\dHY4IvP3.exe
    3⤵
    - Modifies visiblity of hidden/system files in Explorer
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2628
  - - C:\Users\Admin\xewob.exe
      "C:\Users\Admin\xewob.exe"
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:2800
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del dHY4IvP3.exe
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2564
    - - C:\Windows\SysWOW64\tasklist.exe
        
        tasklist
        5⤵
        Enumerates processes with tasklist
        Suspicious use of AdjustPrivilegeToken
        
        PID:2456
- - C:\Users\Admin\azhost.exe
    C:\Users\Admin\azhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2704
  - - C:\Users\Admin\azhost.exe
      azhost.exe
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      PID:324
- - C:\Users\Admin\bzhost.exe
    C:\Users\Admin\bzhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2872
  - - C:\Users\Admin\bzhost.exe
      bzhost.exe
      4⤵
      Executes dropped EXE
      Maps connected drives based on registry
      Suspicious behavior: EnumeratesProcesses
      PID:2176
- - C:\Users\Admin\czhost.exe
    C:\Users\Admin\czhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1168
  - - C:\Users\Admin\czhost.exe
      czhost.exe
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1472
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 88
        5⤵
        Loads dropped DLL
        Program crash
        
        PID:2376
- - C:\Users\Admin\dzhost.exe
    C:\Users\Admin\dzhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1524
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      PID:440
- - C:\Users\Admin\ezhost.exe
    C:\Users\Admin\ezhost.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:920
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c tasklist&&del c064bacddd1d5c96de83cdefde9eecfa.exe
    3⤵
    - Deletes itself
    PID:868
  - - C:\Windows\SysWOW64\tasklist.exe
      tasklist
      4⤵
      Enumerates processes with tasklist
      Suspicious use of AdjustPrivilegeToken
      PID:2856

C:\Windows\system32\wbem\wmiprvse.exe
C:\Windows\system32\wbem\wmiprvse.exe -Embedding
1⤵
PID:1800

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

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\globalroot\systemroot\assembly\temp\@

Filesize
2KB

MD5
f043f7a56808252407fddc94592bc68e

SHA1
39fc1f9597bcce9622a30c4d5a3a88d7695fd063

SHA256
e3871a3b0ba15620aa7b43042a0f84975d07c4ed59ccef4a5eeae97347d8e948

SHA512
5b21be923477bfd3c906fc7f22a9de2a47028d0ad780a376b74a5e3ee3ba27341c1cfd6bc3cc5281f8081575b9ec5ef81b5c36a7f862279ff7afdead4f915cca

Download Submit
\Users\Admin\azhost.exe

Filesize
248KB

MD5
27ef898ce7ec9c0b79a6996a0b419de1

SHA1
4e8aed756fbc6133af13028c33366d2eaa43f954

SHA256
f08df8dd8e3fe3de4a1ba4ba3bd355a233cf7febd5917b982ec5a949726c36a6

SHA512
5c7fa67e7ed1e8ce238e58f0b55618d1fc13af4e19d9267f6e88e277beb2f10e6c0f0027a532a2d1d4b6e40da1b31dfcacf50ccb71a75dc231ff876869b6787a

Download Submit
\Users\Admin\bzhost.exe

Filesize
138KB

MD5
4e22775699416e81275fea3266e14bba

SHA1
32cc2479a30abd1b40b3b7e959ac32317fa124fd

SHA256
95dc812e94d5ba0842af45685ca7262b55607336fcf4becda83dbb6416beffa9

SHA512
34b13e9142a9c4251c78d876f02f9e86f22253950d3f9126dacd8ec6f0f3bbd36146381ce16b130d794c4bbc1ba08aa4df8e2e7af0c3900035d486242c81e3bf

Download Submit
\Users\Admin\czhost.exe

Filesize
96KB

MD5
fb7e8882346223dfbad778b5a7f74f32

SHA1
8285032fbab2f9f52533657d46df457ab64d0e15

SHA256
6d6fa60b26cd2fc87c94afb20e7f3b35d6eca76d5a46191b8df802d30d4cbc3e

SHA512
31e3963dd156da4a57b3ffd37b857ee1d433c61dc22eb56356f2171b282f3735a1c31d65b3a0b431151b55bfebf964f82c5aa13a12f1c2a8a580840a7ea5da32

Download Submit
\Users\Admin\dHY4IvP3.exe

Filesize
288KB

MD5
e2a16fca33158332dbb3c66021fe8e3b

SHA1
9b784a05bf73e0bffbc2d6afe9acb4ca9d44a355

SHA256
17b36341825621fdf4a959b52c510dbf1295e89d380499b2d02a87d76ed68a82

SHA512
6ec42b9cbd79a0835abdb2e7e4484d143bea726d9d17929482d1efb16590d895bcbe24e7957dcfc26f093f7a6d1dc07644c649d5918227f101a2515dddb86550

Download Submit
\Users\Admin\dzhost.exe

Filesize
221KB

MD5
5b414fb77d0dbec97ee529ec0bbcbeaf

SHA1
359cd24cd341f75eb46b99375824f6b649443f8e

SHA256
62027b13d4918e5e644952c977960a5e6dfe241e2bb35b387de0bfd0b752e882

SHA512
887b1b93e51d21927ffba49536f281003eef1dbee7634a08cab256f07701d54fe755acab7ae4a513c754067e4144c44c3580689ce187fd584ba440ab748a2360

Download Submit
\Users\Admin\ezhost.exe

Filesize
28KB

MD5
46ede15ce82c221c24bf81b2de1be7e8

SHA1
c332a5ec7aeb213c13449626156f6623351a4393

SHA256
a360c27de3799bf85f2501d4b375744394643fd50f8ecf5241d170b5cb7f6782

SHA512
517f497a4783a0f67ccfca641d93b7f20505c89d6252229f5b97df674f7be20ae48d4732c137ba081c2c1f8ec712371fa4ba4602873e11c0e02b109a00b6c316

Download Submit
\Users\Admin\xewob.exe

Filesize
288KB

MD5
d75e234f92f6ca7631388348eb7b1c2b

SHA1
54ec039bb3e9cfad90d4d6258816940ac139deeb

SHA256
e7bccfb3dada9f10674e5279b3aaf737eb01ceaf3490412dcebfb17177dc0a32

SHA512
494f1bda6e505d1a0790344d53d1df57a830f692dbfa1c897d1fcf216cc5cbd12f4f996aae95ed9189d98d32b0a20490291d2d8e4b69325c6c26a6687cb3f660

Download Submit
\Windows\System32\consrv.dll

Filesize
53KB

MD5
63e99b675a1337db6d8430195ea3efd2

SHA1
1baead2bf8f433dc82f9b2c03fd65ce697a92155

SHA256
6616179477849205eb4075b75a042056d196f45d67f78929dbb3317a35ccbea9

SHA512
f5b986eafa38dbc9ad7759784ac887ecbb9c8d8009a3f33e91b9c9ceeaf043ed3e4ddab8e6b6b77e54aed9fcecab02442c8ff253f2136ea06996d05ddd68199f

Download Submit
memory/324-54-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-56-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-59-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-62-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-65-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-71-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/324-52-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/336-179-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/336-210-0x0000000000A80000-0x0000000000A92000-memory.dmp

Filesize
72KB

Download
memory/840-238-0x0000000000830000-0x0000000000838000-memory.dmp

Filesize
32KB

Download
memory/840-248-0x0000000000850000-0x000000000085B000-memory.dmp

Filesize
44KB

Download
memory/1168-120-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1472-108-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1472-110-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1472-126-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1472-115-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1472-112-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1524-143-0x0000000000220000-0x0000000000284000-memory.dmp

Filesize
400KB

Download
memory/1524-163-0x0000000000474000-0x0000000000475000-memory.dmp

Filesize
4KB

Download
memory/1524-142-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1524-181-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1524-183-0x0000000000390000-0x00000000003D5000-memory.dmp

Filesize
276KB

Download
memory/1524-184-0x0000000000470000-0x00000000004B5000-memory.dmp

Filesize
276KB

Download
memory/1524-173-0x0000000000390000-0x00000000003D5000-memory.dmp

Filesize
276KB

Download
memory/1524-144-0x0000000000224000-0x0000000000225000-memory.dmp

Filesize
4KB

Download
memory/1524-162-0x0000000000470000-0x00000000004B5000-memory.dmp

Filesize
276KB

Download
memory/1524-147-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1524-145-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1524-159-0x0000000000390000-0x00000000003D5000-memory.dmp

Filesize
276KB

Download
memory/1524-158-0x0000000000390000-0x00000000003D5000-memory.dmp

Filesize
276KB

Download
memory/1524-161-0x0000000000390000-0x00000000003D5000-memory.dmp

Filesize
276KB

Download
memory/1524-140-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1908-9-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2176-83-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-85-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-95-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-81-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-96-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-98-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-146-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2176-87-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2236-13-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-0-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-12-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-11-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-139-0x0000000002370000-0x00000000023D4000-memory.dmp

Filesize
400KB

Download
memory/2236-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2236-50-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-133-0x0000000002370000-0x00000000023D4000-memory.dmp

Filesize
400KB

Download
memory/2236-5-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-3-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-213-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2236-2-0x0000000000400000-0x0000000000507000-memory.dmp

Filesize
1.0MB

Download
memory/2628-42-0x0000000003010000-0x0000000003ACA000-memory.dmp

Filesize
10.7MB

Download
memory/2704-70-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2872-93-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download