38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1

General

Target

38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe
Size

221KB
MD5

0000f2fe7835220b78e0861aa65a851b
SHA1

0f84700c4c0d10aa43cc8f11e6bd4a56b16e9b71
SHA256

38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1
SHA512

13781ef4997f742e5de33ac8c094eff1b7efa0dd93e72f2a8f951f27aa3d3445cdd5c87a49c77671b3bd211355650e92d5d1784c1fbfaea877f7e80fe13ea16b

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Antimalware Service Executable.exe

pid process

5096 Antimalware Service Executable.exe

pid	process
5096	Antimalware Service Executable.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:

38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe

Drops startup file 2 IoCs

Processes:

Antimalware Service Executable.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Antimalware Service Executable.exe	Antimalware Service Executable.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Antimalware Service Executable.exe	Antimalware Service Executable.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Antimalware Service Executable.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Antimalware Service Executable = "C:\\Users\\Admin\\Documents\\Antimalware Service Executable.exe"	Antimalware Service Executable.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exeAntimalware Service Executable.exe

description	pid	process
Token: SeDebugPrivilege	3684	38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe
Token: SeDebugPrivilege	5096	Antimalware Service Executable.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe

description	pid	process	target process
PID 3684 wrote to memory of 5096	3684	38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe	Antimalware Service Executable.exe
PID 3684 wrote to memory of 5096	3684	38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe	Antimalware Service Executable.exe
PID 3684 wrote to memory of 5096	3684	38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe	Antimalware Service Executable.exe

C:\Users\Admin\AppData\Local\Temp\38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe
"C:\Users\Admin\AppData\Local\Temp\38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3684

C:\Users\Admin\Documents\Antimalware Service Executable.exe
"C:\Users\Admin\Documents\Antimalware Service Executable.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:5096

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

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\Documents\Antimalware Service Executable.exe
Filesize
221KB

MD5
0000f2fe7835220b78e0861aa65a851b

SHA1
0f84700c4c0d10aa43cc8f11e6bd4a56b16e9b71

SHA256
38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1

SHA512
13781ef4997f742e5de33ac8c094eff1b7efa0dd93e72f2a8f951f27aa3d3445cdd5c87a49c77671b3bd211355650e92d5d1784c1fbfaea877f7e80fe13ea16b

Download Submit
C:\Users\Admin\Documents\Antimalware Service Executable.exe
Filesize
221KB

MD5
0000f2fe7835220b78e0861aa65a851b

SHA1
0f84700c4c0d10aa43cc8f11e6bd4a56b16e9b71

SHA256
38ce94566b232068f27ce65238f76af556b99bbf777510849814ab78845202e1

SHA512
13781ef4997f742e5de33ac8c094eff1b7efa0dd93e72f2a8f951f27aa3d3445cdd5c87a49c77671b3bd211355650e92d5d1784c1fbfaea877f7e80fe13ea16b

Download Submit
memory/3684-130-0x00000000006E0000-0x000000000071E000-memory.dmp

Filesize
248KB

Download
memory/3684-131-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/3684-132-0x00000000050E0000-0x000000000517C000-memory.dmp

Filesize
624KB

Download
memory/3684-133-0x0000000005180000-0x00000000051E6000-memory.dmp

Filesize
408KB

Download
memory/3684-134-0x0000000005B40000-0x0000000005BD2000-memory.dmp

Filesize
584KB

Download
memory/5096-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads