a66bf81c19a79e0c0310705aa989434f86ae2b18ca9fc82f374e56d9fad65cb3

Analysis

max time kernel
141s
max time network
150s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
05/07/2023, 18:07

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General

Target

19f6dfafd09073exeexeexeex.exe
Size

79KB
MD5

19f6dfafd090734cf67f00977bd173c8
SHA1

145031be5d55d226eebabbb4fe1c89b5e21b5745
SHA256

a66bf81c19a79e0c0310705aa989434f86ae2b18ca9fc82f374e56d9fad65cb3
SHA512

618f0b82d097598787a94ce162233360b22422564d7133f6a6ab3c26b9d8c227305713b20f73845dadc3258d1465a03204e971df07b870bce8951c4909eb4db7
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalDSnUV:1nK6a+qdOOtEvwDpj6

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1836	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1748	19f6dfafd09073exeexeexeex.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c0000000142b0-63.dat	upx
behavioral1/files/0x000c0000000142b0-66.dat	upx
behavioral1/memory/1748-68-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral1/files/0x000c0000000142b0-75.dat	upx
behavioral1/memory/1836-76-0x0000000000500000-0x000000000050F311-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 4 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 1836	1748	19f6dfafd09073exeexeexeex.exe	28
PID 1748 wrote to memory of 1836	1748	19f6dfafd09073exeexeexeex.exe	28
PID 1748 wrote to memory of 1836	1748	19f6dfafd09073exeexeexeex.exe	28
PID 1748 wrote to memory of 1836	1748	19f6dfafd09073exeexeexeex.exe	28

C:\Users\Admin\AppData\Local\Temp\19f6dfafd09073exeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\19f6dfafd09073exeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:1836

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
0d968eef89a706e9b89d90eae9933660

SHA1
95ad6186ff5f5cbbbc9f9ce960a2ae5764930ad9

SHA256
33eacf9616951f40a0c69c8552514826e19621fef94eeb6f6b8ef91c0b370c9d

SHA512
056fcd887983b4354e81e248933dbfe6feb29b03d9b5ebfaf4eed083ee5f038e3cbf6cb43d06360eb75787dffecf967cc5f0beb9ac8f434eef506fb4e0a143b0

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

Filesize
79KB

MD5
0d968eef89a706e9b89d90eae9933660

SHA1
95ad6186ff5f5cbbbc9f9ce960a2ae5764930ad9

SHA256
33eacf9616951f40a0c69c8552514826e19621fef94eeb6f6b8ef91c0b370c9d

SHA512
056fcd887983b4354e81e248933dbfe6feb29b03d9b5ebfaf4eed083ee5f038e3cbf6cb43d06360eb75787dffecf967cc5f0beb9ac8f434eef506fb4e0a143b0

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

Filesize
79KB

MD5
0d968eef89a706e9b89d90eae9933660

SHA1
95ad6186ff5f5cbbbc9f9ce960a2ae5764930ad9

SHA256
33eacf9616951f40a0c69c8552514826e19621fef94eeb6f6b8ef91c0b370c9d

SHA512
056fcd887983b4354e81e248933dbfe6feb29b03d9b5ebfaf4eed083ee5f038e3cbf6cb43d06360eb75787dffecf967cc5f0beb9ac8f434eef506fb4e0a143b0

Download Submit
memory/1748-54-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1748-55-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/1748-68-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/1836-69-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/1836-76-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download