72a13a9e54e095c5878be67503dd808a7332cb631c4c615d65d69e2de47b080f

General

Target

44fcb60fa4a1d0535b891a0d7f603975.exe
Size

917KB
MD5

44fcb60fa4a1d0535b891a0d7f603975
SHA1

d526556c835337c2ca87c00d3ce3e430751bb3e2
SHA256

72a13a9e54e095c5878be67503dd808a7332cb631c4c615d65d69e2de47b080f
SHA512

537679df43c2924a7d409a527c929cab061e97b135f94110957ce4cb4193efc79b8d9962a8e56969a822534a161755c4cb99bb1caaf5804fe55f849716b414bb

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

44fcb60fa4a1d0535b891a0d7f603975.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\Uhexymko = "C:\\Users\\Public\\Libraries\\okmyxehU.url"	44fcb60fa4a1d0535b891a0d7f603975.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1164 1880 WerFault.exe mshta.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

1164 WerFault.exe
1164 WerFault.exe
1164 WerFault.exe
1164 WerFault.exe
1164 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1164 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1164 WerFault.exe

pid	pid_target	process	target process
1164	1880	WerFault.exe	mshta.exe

pid	process
1164	WerFault.exe
1164	WerFault.exe
1164	WerFault.exe
1164	WerFault.exe
1164	WerFault.exe

pid	process
1164	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1164	WerFault.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

44fcb60fa4a1d0535b891a0d7f603975.exemshta.exe

description	pid	process	target process
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1984 wrote to memory of 1880	1984	44fcb60fa4a1d0535b891a0d7f603975.exe	mshta.exe
PID 1880 wrote to memory of 1164	1880	mshta.exe	WerFault.exe
PID 1880 wrote to memory of 1164	1880	mshta.exe	WerFault.exe
PID 1880 wrote to memory of 1164	1880	mshta.exe	WerFault.exe
PID 1880 wrote to memory of 1164	1880	mshta.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\44fcb60fa4a1d0535b891a0d7f603975.exe
"C:\Users\Admin\AppData\Local\Temp\44fcb60fa4a1d0535b891a0d7f603975.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\mshta.exe
C:\Windows\System32\mshta.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 136
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1164-67-0x0000000000000000-mapping.dmp

Download
memory/1164-73-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/1880-65-0x0000000000000000-mapping.dmp

Download
memory/1880-72-0x0000000010590000-0x000000001060C000-memory.dmp

Filesize
496KB

Download
memory/1880-71-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1880-70-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1880-69-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1984-63-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1984-64-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download

Analysis

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