dcb968e356e2d662b4a13c4556602efaa0669cbe7e99270764456500c86c76ee

Analysis

max time kernel
150s
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
07/07/2023, 12:22

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General

Target

481f5ad7541644exeexeexeex.exe
Size

100KB
MD5

481f5ad7541644deb1b41b11d88e1f74
SHA1

7aac4c6efdc3c61a9d752ea313fcc7075e3a86f4
SHA256

dcb968e356e2d662b4a13c4556602efaa0669cbe7e99270764456500c86c76ee
SHA512

c723d0b45aed7b17119cda0ed21775f927296602a01af1cde3f87c57df3e57326b39a66f9741a9bbeb096c2726f824aef8fb10194a131609c98b9057f1bb7cfc
SSDEEP

1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjMc/:AnBdOOtEvwDpj6z6

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-1-5-21-1722984668-1829624581-3022101259-1000\Control Panel\International\Geo\Nation	481f5ad7541644exeexeexeex.exe

Executes dropped EXE 1 IoCs

pid	Process
2248	asih.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/840-141-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/files/0x00080000000231fe-145.dat	upx
behavioral2/files/0x00080000000231fe-147.dat	upx
behavioral2/files/0x00080000000231fe-149.dat	upx
behavioral2/memory/2248-157-0x0000000000500000-0x000000000050F000-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 840 wrote to memory of 2248	840	481f5ad7541644exeexeexeex.exe	84
PID 840 wrote to memory of 2248	840	481f5ad7541644exeexeexeex.exe	84
PID 840 wrote to memory of 2248	840	481f5ad7541644exeexeexeex.exe	84

C:\Users\Admin\AppData\Local\Temp\481f5ad7541644exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\481f5ad7541644exeexeexeex.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:840
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2248

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
17749cda560345bb71e47f6e5277e522

SHA1
8b0a3299857abcbbbcc75cb075f442ba20406a25

SHA256
777346c50acb8bc5c48093b6bc5ff48208ae59836e1ead1647f80f5d3dfdc49f

SHA512
0ccb23f411cbafac9d49ec499eab92d731d2fb0d5d56bc634a879ed1b4ae276caee8f565a9c2ae15baf8164b43e7bfa4127c564b9a750c1c411161d32f8f218f

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

Filesize
100KB

MD5
17749cda560345bb71e47f6e5277e522

SHA1
8b0a3299857abcbbbcc75cb075f442ba20406a25

SHA256
777346c50acb8bc5c48093b6bc5ff48208ae59836e1ead1647f80f5d3dfdc49f

SHA512
0ccb23f411cbafac9d49ec499eab92d731d2fb0d5d56bc634a879ed1b4ae276caee8f565a9c2ae15baf8164b43e7bfa4127c564b9a750c1c411161d32f8f218f

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

Filesize
100KB

MD5
17749cda560345bb71e47f6e5277e522

SHA1
8b0a3299857abcbbbcc75cb075f442ba20406a25

SHA256
777346c50acb8bc5c48093b6bc5ff48208ae59836e1ead1647f80f5d3dfdc49f

SHA512
0ccb23f411cbafac9d49ec499eab92d731d2fb0d5d56bc634a879ed1b4ae276caee8f565a9c2ae15baf8164b43e7bfa4127c564b9a750c1c411161d32f8f218f

Download Submit
memory/840-133-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/840-134-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/840-141-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2248-151-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/2248-157-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download