4efd8ffe05e287e34edf86cc7f2d73dcc94e64f9a321e054cbae61314d9979db

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 03:39

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General

Target

bf6442a185cba661bb4ec910df3110b3.exe
Size

55KB
MD5

bf6442a185cba661bb4ec910df3110b3
SHA1

c60c37bf371cd22518df1fbe1d61cfd8eda1a7cc
SHA256

4efd8ffe05e287e34edf86cc7f2d73dcc94e64f9a321e054cbae61314d9979db
SHA512

a41dc27ae46899f7b832b161c4f663b68b98c4c344e91a7614014e29aade4747f1f6357e39036bb9786ba4d8f24b30100e7b1c4fa3990e3fe079a313251196e3
SSDEEP

1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61e:BbdDmjr+OtEvwDpjME

Score

7^/10

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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	bf6442a185cba661bb4ec910df3110b3.exe

Executes dropped EXE 1 IoCs

pid	Process
4772	asih.exe

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 2692 wrote to memory of 4772	2692	bf6442a185cba661bb4ec910df3110b3.exe	58
PID 2692 wrote to memory of 4772	2692	bf6442a185cba661bb4ec910df3110b3.exe	58
PID 2692 wrote to memory of 4772	2692	bf6442a185cba661bb4ec910df3110b3.exe	58

C:\Users\Admin\AppData\Local\Temp\bf6442a185cba661bb4ec910df3110b3.exe
"C:\Users\Admin\AppData\Local\Temp\bf6442a185cba661bb4ec910df3110b3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4772

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
55KB

MD5
307b8f829b34d4b7737134ce4d9f641d

SHA1
5dbe43db5ce0cdb6f4c4f86b1d14a38cdabc7aec

SHA256
a34a8cc724e4ba63684f59aeee9397ac6bdcf7b4aad995c3ab91256bfeca7095

SHA512
cc62aab8e19285994162c1ce417e720bf0ef6ac898bdba8a0f7ee22bb056eb39b50a8c6cd06658c8919e31203b223f89773d20f31f985443956c4d1af12c2daa

Download Submit
memory/2692-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2692-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/2692-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/2692-3-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/2692-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4772-18-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4772-20-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/4772-22-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4772-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download