64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147

General

Target

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
Size

144KB
MD5

3a34c964fc0e17eea6a09a776c6bcff0
SHA1

9d5e8149940bd1ecb7a7f907241be119bc4dbb65
SHA256

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147
SHA512

12de82f52967e7841a2c5062967eceb1f1b7cbb5fff844cd0dcfe46a87f590699be945a61755a1eb594838f4b3c28c79ad6e23c6599d6fa1f115eaeed6286e1f
SSDEEP

3072:NHKFKfj2vhINgVs+Y9YXeKjxF1yj13TWDnt5:NqFUjWq2gYuKjxF1ss

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

xsjem.exe64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	xsjem.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

Executes dropped EXE 1 IoCs

Processes:

xsjem.exe

pid process

4796 xsjem.exe

pid	process
4796	xsjem.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

Adds Run key to start application 2 TTPs 54 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

xsjem.exe64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /m"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /C"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /Y"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /S"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /x"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /H"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /o"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /U"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /G"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /h"	xsjem.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /k"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /R"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /A"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /F"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /i"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /M"	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /L"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /f"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /T"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /l"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /D"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /v"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /t"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /Z"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /y"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /j"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /P"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /z"	xsjem.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /O"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /e"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /c"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /u"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /X"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /w"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /E"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /K"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /r"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /p"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /s"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /q"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /a"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /V"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /B"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /g"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /W"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /J"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /N"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /n"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /I"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /d"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /M"	xsjem.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xsjem = "C:\\Users\\Admin\\xsjem.exe /b"	xsjem.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exexsjem.exe

pid	process
1960	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
1960	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe
4796	xsjem.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exexsjem.exe

pid process

1960 64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
4796 xsjem.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

description	pid	process	target process
PID 1960 wrote to memory of 4796	1960	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe	xsjem.exe
PID 1960 wrote to memory of 4796	1960	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe	xsjem.exe
PID 1960 wrote to memory of 4796	1960	64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe	xsjem.exe

C:\Users\Admin\AppData\Local\Temp\64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
"C:\Users\Admin\AppData\Local\Temp\64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960

C:\Users\Admin\xsjem.exe
"C:\Users\Admin\xsjem.exe"
2⤵
- 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:4796

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1

T1158

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\xsjem.exe
Filesize
144KB

MD5
da7fdf6df4510380f5c849ca5ce74bd9

SHA1
fcd39e2cd06991ba3c94bef50f2fd1431032b925

SHA256
8152fd86361beefe19c39d9774a833d23d2478817e9439bcab9dacfe66a41187

SHA512
63fd8f34121d691a92c223af836488f4e9cd004478465b20224df4df7098e670cfd229723f57eb5e7be1d13de16dd3cb95bf6334b60e54e6eb5dfae3ad72535a

Download Submit
C:\Users\Admin\xsjem.exe
Filesize
144KB

MD5
da7fdf6df4510380f5c849ca5ce74bd9

SHA1
fcd39e2cd06991ba3c94bef50f2fd1431032b925

SHA256
8152fd86361beefe19c39d9774a833d23d2478817e9439bcab9dacfe66a41187

SHA512
63fd8f34121d691a92c223af836488f4e9cd004478465b20224df4df7098e670cfd229723f57eb5e7be1d13de16dd3cb95bf6334b60e54e6eb5dfae3ad72535a

Download Submit
memory/4796-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads