adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46

General

Target

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Size

132KB
MD5

32f1fd9c985a2fde6c6b3610c86b0540
SHA1

d935dcb0ae7feb7fd73e7a5b38ca2fd3281581a3
SHA256

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46
SHA512

790725982c2e100313b372e0db21690c5571884d18628e2e167057385b290da4ed23df013046d9bb370be6f7825903c6dbe34a19ee67980a17a72aba5dc5d6a9
SSDEEP

1536:pjmgYD4KnMnzzMcVinEGKbfJGuGt0EsZnFF+t+:Vm1D/Mnz4cVinEGiJEaFFe+

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:

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exechmoim.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	chmoim.exe

Executes dropped EXE 1 IoCs

Processes:

chmoim.exe

pid process

5064 chmoim.exe

pid	process
5064	chmoim.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:

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe

Adds Run key to start application 2 TTPs 55 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

chmoim.exeadf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /i"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /t"	chmoim.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /r"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /z"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /c"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /m"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /z"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /e"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /m"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /d"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /h"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /p"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /d"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /t"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /n"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /a"	chmoim.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /f"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /f"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /k"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /l"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /k"	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /v"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /y"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /q"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /r"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /w"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /j"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /j"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /k"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /c"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /e"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /j"	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /y"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /p"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /h"	chmoim.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /s"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /u"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /l"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /b"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /q"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /u"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /b"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /v"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /o"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /i"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /g"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /x"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /o"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /g"	chmoim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /n"	chmoim.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chmoim = "C:\\Users\\Admin\\chmoim.exe /a"	chmoim.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:

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exechmoim.exe

pid	process
2284	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
2284	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe
5064	chmoim.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exechmoim.exe

pid process

2284 adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
5064 chmoim.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe

description	pid	process	target process
PID 2284 wrote to memory of 5064	2284	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe	chmoim.exe
PID 2284 wrote to memory of 5064	2284	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe	chmoim.exe
PID 2284 wrote to memory of 5064	2284	adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe	chmoim.exe

C:\Users\Admin\AppData\Local\Temp\adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.exe
"C:\Users\Admin\AppData\Local\Temp\adf818e9b84af87bc360cc2567e7ad394b037cd24ef2b94761ff75021af89b46.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:2284

C:\Users\Admin\chmoim.exe
"C:\Users\Admin\chmoim.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:5064

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\chmoim.exe
Filesize
132KB

MD5
2bbac105fee1da6db42b74bee0e386ee

SHA1
3fa7d3caf3ec75c09a6143e159120a51349677be

SHA256
fa675b527878f55d8efe23f2942ef7538db15aeffa8e9d5926701edbff66c2a6

SHA512
a5065ffcf6860546a60b489f335b260c3e4d4be20990823745dda351fe4afe3fe67cb9510803eec8f8442a05e746ff742a788c5b8e5b50f5eeeaa5d6be2a7e61

Download Submit
C:\Users\Admin\chmoim.exe
Filesize
132KB

MD5
2bbac105fee1da6db42b74bee0e386ee

SHA1
3fa7d3caf3ec75c09a6143e159120a51349677be

SHA256
fa675b527878f55d8efe23f2942ef7538db15aeffa8e9d5926701edbff66c2a6

SHA512
a5065ffcf6860546a60b489f335b260c3e4d4be20990823745dda351fe4afe3fe67cb9510803eec8f8442a05e746ff742a788c5b8e5b50f5eeeaa5d6be2a7e61

Download Submit
memory/2284-132-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2284-135-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/5064-136-0x0000000000000000-mapping.dmp

Download
memory/5064-141-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/5064-142-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads