0eae9edc4ab9293669b69423b11f0e77c0c23f371e738bd6143ac3ba5d2e6a40

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
06/07/2023, 16:32

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General

Target

3dc83557dc6a87exeexeexeex.exe
Size

79KB
MD5

3dc83557dc6a87bd326b18e3d6775b4f
SHA1

d84e4d66379dbc2d859e2802b51e2ebecf849866
SHA256

0eae9edc4ab9293669b69423b11f0e77c0c23f371e738bd6143ac3ba5d2e6a40
SHA512

4634299254787cef529d87b48e97896ea57fc367a73a27e2886acad77aa450656bd097ed6972923b7996d83c4ec68d4e191612e0e171c8d952ea1a941b90df8e
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalDSnUg:1nK6a+qdOOtEvwDpjb

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-1-5-21-4176143399-3250363947-192774652-1000\Control Panel\International\Geo\Nation	3dc83557dc6a87exeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	asih.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/836-134-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/files/0x00070000000231ca-145.dat	upx
behavioral2/files/0x00070000000231ca-147.dat	upx
behavioral2/files/0x00070000000231ca-148.dat	upx
behavioral2/memory/2692-156-0x0000000000500000-0x000000000050F311-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 836 wrote to memory of 2692	836	3dc83557dc6a87exeexeexeex.exe	84
PID 836 wrote to memory of 2692	836	3dc83557dc6a87exeexeexeex.exe	84
PID 836 wrote to memory of 2692	836	3dc83557dc6a87exeexeexeex.exe	84

C:\Users\Admin\AppData\Local\Temp\3dc83557dc6a87exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\3dc83557dc6a87exeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:836
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2692

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
79KB

MD5
3ce16eb1d58b31fe105761568e94c0e0

SHA1
f70deaec2f8d267266a80b3ef1e40a8898556552

SHA256
c115d8e1b29c788792c1d5be72f42616daf9e102a6742c22afb520cc07c39c91

SHA512
fddf4605ce1f0fe4947d4bc5ad597d5a5927b2e4e59634d9c067732dcbe8b1d5b69f3d746380f874a6dd7201590ccbbadc2eae7fba34f75a6ec7a1e4cc1b3f23

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

Filesize
79KB

MD5
3ce16eb1d58b31fe105761568e94c0e0

SHA1
f70deaec2f8d267266a80b3ef1e40a8898556552

SHA256
c115d8e1b29c788792c1d5be72f42616daf9e102a6742c22afb520cc07c39c91

SHA512
fddf4605ce1f0fe4947d4bc5ad597d5a5927b2e4e59634d9c067732dcbe8b1d5b69f3d746380f874a6dd7201590ccbbadc2eae7fba34f75a6ec7a1e4cc1b3f23

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

Filesize
79KB

MD5
3ce16eb1d58b31fe105761568e94c0e0

SHA1
f70deaec2f8d267266a80b3ef1e40a8898556552

SHA256
c115d8e1b29c788792c1d5be72f42616daf9e102a6742c22afb520cc07c39c91

SHA512
fddf4605ce1f0fe4947d4bc5ad597d5a5927b2e4e59634d9c067732dcbe8b1d5b69f3d746380f874a6dd7201590ccbbadc2eae7fba34f75a6ec7a1e4cc1b3f23

Download Submit
memory/836-133-0x0000000000690000-0x0000000000696000-memory.dmp

Filesize
24KB

Download
memory/836-134-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/836-135-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/2692-150-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/2692-156-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download