0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 03:38

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General

Target

0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe
Size

88KB
MD5

fb10beca7aa226900443a4f8bf5dc2c5
SHA1

81a1908ddec058b08ae623f91b4e490a0d0f8aab
SHA256

0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46
SHA512

c3581d8fbb0b0a24f568a77be8c0e18d9619ababf51cb098887b6d20cf0fc15e6d6e7e25ff7d543b524dd12c6803389254974408220d8bfdca6611358ef49c1c
SSDEEP

768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODZ:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgH

Score

7^/10

upx

Malware Config

Signatures

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:

0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation	0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe

Executes dropped EXE 1 IoCs

Processes:

asih.exe

pid process

1628 asih.exe

pid	process
1628	asih.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3492-0-0x0000000000500000-0x000000000050F000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\asih.exe	upx
behavioral2/memory/1628-18-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/memory/3492-17-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/memory/1628-27-0x0000000000500000-0x000000000050F000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe

description	pid	process	target process
PID 3492 wrote to memory of 1628	3492	0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe	asih.exe
PID 3492 wrote to memory of 1628	3492	0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe	asih.exe
PID 3492 wrote to memory of 1628	3492	0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe	asih.exe

C:\Users\Admin\AppData\Local\Temp\0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe
"C:\Users\Admin\AppData\Local\Temp\0b8d29bb74021bd9b0d0108c67d0526da45545cf54079375cd60ba66d3701f46.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3492

C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
2⤵
- Executes dropped EXE
PID:1628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
88KB

MD5
8d466e4a5cfa1ca3f026f90cb063a8bd

SHA1
421871cb65be8f25cd6f640d50583bc1fb2b5226

SHA256
4cb508e221745e3493c8daa6d683078efeed83a4f07a91c0e0df2024953f4e07

SHA512
ad13e9f90860d538ca9456bb86b92bbdd491f9c0b65e9c24decadfe03d1cde749c36116f7dc7a8dc48cc3b852f1b6e0303496315be0a97f7853bbace202852e4

Download Submit
memory/1628-18-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1628-26-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/1628-20-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download
memory/1628-27-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/3492-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/3492-1-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/3492-2-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/3492-9-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/3492-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download