94bb16e7d15a14c06a55f410cb6521ba1c6ebd9bac50678df29ed90e1c444b37

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2023 11:37

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General

Target

6ace2879506832_JC.exe
Size

100KB
MD5

6ace2879506832852df7e7aad25ff9fb
SHA1

bdcc5c56763e93f126261e21cc170232e7709239
SHA256

94bb16e7d15a14c06a55f410cb6521ba1c6ebd9bac50678df29ed90e1c444b37
SHA512

6a8cedb8a4127cafecf69c0b4ca51b3d891f863cf5e6dde6ce4955f608b58b6627c6704e7795fa9d86ba2a3ffde472034eb36446eecb6673a9dec28ad145c942
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GCAPaw:1nK6a+qdOOtEvwDpj1

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\Control Panel\International\Geo\Nation	6ace2879506832_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
4912	asih.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/652-133-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/files/0x00080000000231f3-146.dat	upx
behavioral2/files/0x00080000000231f3-150.dat	upx
behavioral2/memory/652-149-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/files/0x00080000000231f3-148.dat	upx
behavioral2/memory/4912-151-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/memory/4912-160-0x0000000000500000-0x000000000050F311-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

description	pid	Process	procid_target
PID 652 wrote to memory of 4912	652	6ace2879506832_JC.exe	86
PID 652 wrote to memory of 4912	652	6ace2879506832_JC.exe	86
PID 652 wrote to memory of 4912	652	6ace2879506832_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\6ace2879506832_JC.exe
"C:\Users\Admin\AppData\Local\Temp\6ace2879506832_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:652
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4912

Network

MITRE ATT&CK Enterprise v6

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
100KB

MD5
7f0aab60d122ed14ad0faf6405912949

SHA1
4e7b6b2b18efe0a0017db944384703ec9d15094b

SHA256
9b1c3749c4129497751eec7ab4cb5e3eef161bbe0b905daad3c2109df3a21cf4

SHA512
2d30536e1691fe2d8115e43b6e336fe0e2b6fb1fd2ee7fc93a6bbaf540d8908a499899b69328f3ca8d844277933af78c03c0b25b2d1f9351774aff649333ccf8

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

Filesize
100KB

MD5
7f0aab60d122ed14ad0faf6405912949

SHA1
4e7b6b2b18efe0a0017db944384703ec9d15094b

SHA256
9b1c3749c4129497751eec7ab4cb5e3eef161bbe0b905daad3c2109df3a21cf4

SHA512
2d30536e1691fe2d8115e43b6e336fe0e2b6fb1fd2ee7fc93a6bbaf540d8908a499899b69328f3ca8d844277933af78c03c0b25b2d1f9351774aff649333ccf8

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

Filesize
100KB

MD5
7f0aab60d122ed14ad0faf6405912949

SHA1
4e7b6b2b18efe0a0017db944384703ec9d15094b

SHA256
9b1c3749c4129497751eec7ab4cb5e3eef161bbe0b905daad3c2109df3a21cf4

SHA512
2d30536e1691fe2d8115e43b6e336fe0e2b6fb1fd2ee7fc93a6bbaf540d8908a499899b69328f3ca8d844277933af78c03c0b25b2d1f9351774aff649333ccf8

Download Submit
memory/652-133-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/652-134-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/652-135-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/652-136-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/652-149-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/4912-151-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/4912-153-0x0000000002060000-0x0000000002066000-memory.dmp

Filesize
24KB

Download
memory/4912-154-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/4912-160-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download