76bfb9af3d8b3f09439d6c59d711ceb0831cc4e349086c38c18a7f1755b41431

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2023, 18:41

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General

Target

dd275bf2a13bd6exeexeexeex.exe
Size

120KB
MD5

dd275bf2a13bd66859c35f2a57b9edfd
SHA1

d7d483fe2078b8d790ab7a223268d1a9a3b47f3e
SHA256

76bfb9af3d8b3f09439d6c59d711ceb0831cc4e349086c38c18a7f1755b41431
SHA512

f4210fdf33b541cc2e74e2289ac42b7888ce1ff6b1b6b826cef101529437eb6cba03a471c0a1f2b5899f2b7061eada98bc1e22330a43df6290857edcd19ce5e3
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eUg:AnBdOOtEvwDpj6zz

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	dd275bf2a13bd6exeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
4932	asih.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2328-133-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/files/0x0008000000023111-145.dat	upx
behavioral2/files/0x0008000000023111-147.dat	upx
behavioral2/files/0x0008000000023111-148.dat	upx
behavioral2/memory/2328-149-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/memory/4932-155-0x0000000000500000-0x000000000050F000-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

description	pid	Process	procid_target
PID 2328 wrote to memory of 4932	2328	dd275bf2a13bd6exeexeexeex.exe	85
PID 2328 wrote to memory of 4932	2328	dd275bf2a13bd6exeexeexeex.exe	85
PID 2328 wrote to memory of 4932	2328	dd275bf2a13bd6exeexeexeex.exe	85

C:\Users\Admin\AppData\Local\Temp\dd275bf2a13bd6exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\dd275bf2a13bd6exeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4932

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
120KB

MD5
270d7b9fae84fe5e035a4828de018c57

SHA1
426c6b89acb3d99e8105f75ef82663f4d9ed9d8d

SHA256
b89e960e847fb2429f43fa4834a7c591017a8639de2e59a0d74b3eb937806943

SHA512
bf96bf73aed0be7ee13d69ea1fbab4fd74fc95de2ab11bd112c55286d7867d1b9d537ecb905e2d704eae65c997a859f9bff2f0f63920e653344579036910f8ea

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

Filesize
120KB

MD5
270d7b9fae84fe5e035a4828de018c57

SHA1
426c6b89acb3d99e8105f75ef82663f4d9ed9d8d

SHA256
b89e960e847fb2429f43fa4834a7c591017a8639de2e59a0d74b3eb937806943

SHA512
bf96bf73aed0be7ee13d69ea1fbab4fd74fc95de2ab11bd112c55286d7867d1b9d537ecb905e2d704eae65c997a859f9bff2f0f63920e653344579036910f8ea

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

Filesize
120KB

MD5
270d7b9fae84fe5e035a4828de018c57

SHA1
426c6b89acb3d99e8105f75ef82663f4d9ed9d8d

SHA256
b89e960e847fb2429f43fa4834a7c591017a8639de2e59a0d74b3eb937806943

SHA512
bf96bf73aed0be7ee13d69ea1fbab4fd74fc95de2ab11bd112c55286d7867d1b9d537ecb905e2d704eae65c997a859f9bff2f0f63920e653344579036910f8ea

Download Submit
memory/2328-133-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2328-134-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2328-135-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2328-149-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4932-151-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/4932-155-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download