eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0

Analysis

max time kernel
141s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23/04/2024, 05:23

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General

Target

eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe
Size

38KB
MD5

f5aa63b09f7bbe179349d7fd26198a27
SHA1

b031c9a8bb0a314e74f4427ab21ca4fc7b57f9d8
SHA256

eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0
SHA512

a70d5b6991db8ff53b0becda97baee92148edde79b8ad6b939b43485530d647c0a2830d944583bb318171177056a2a680433c7a2809bd8388e64f7e5039b5821
SSDEEP

768:nc3C4zd6wl2oVZ3eNU6+qbs8ERJe4vzNT6oG57pHHIzniSfRZt+fkyR+i4HvG0T:nOHdYoVZuNUsdJmNLmHIzniSfrtu94HF

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2764	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2940	winmain.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\_WinMain = "C:\\Windows\\winmain.exe"	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\winmain.exe	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2940	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	28
PID 2612 wrote to memory of 2940	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	28
PID 2612 wrote to memory of 2940	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	28
PID 2612 wrote to memory of 2940	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	28
PID 2612 wrote to memory of 2764	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	29
PID 2612 wrote to memory of 2764	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	29
PID 2612 wrote to memory of 2764	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	29
PID 2612 wrote to memory of 2764	2612	eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe	29

C:\Users\Admin\AppData\Local\Temp\eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe
"C:\Users\Admin\AppData\Local\Temp\eccd32ae1e1444b6a9d83728817810f0466e692ac3f58bd906112b4fc5cb7cd0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\winmain.exe
  "C:\Windows\winmain.exe"
  2⤵
  - Executes dropped EXE
  PID:2940
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_DelItW.bat" "
  2⤵
  - Deletes itself
  PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\_DelItW.bat

Filesize
295B

MD5
15f08750b93eccf757e07bc7c6e0b169

SHA1
966630886d6068b3276179e7b90028dc9d3694bb

SHA256
214d0b45b4defe4974e55e2ffa52a98315b1cf76001c08c25c1d8385df22a117

SHA512
6aa7a36139af76e0cc4c72ac6e07f74a9e6a3cc2bf400efba21c1d616bdae933f2eac5cc64f1275e2134854a5d7929aa7e233b6a1f18aaadfaf7b45963223a74

Download Submit
C:\Windows\winmain.exe

Filesize
38KB

MD5
bdd89fb3f30770f67178f79792d5fe88

SHA1
1db304c9bb22aa685d1922cc9c8bd2a7be24125b

SHA256
0447c4c425f9fa28d365b272cc8c583a98854ee4123edafc2a6ba6c2fd918c0c

SHA512
afefd8e95bf79753b06d80f643fcd7d6ac13ed976c9eba0f9f577137d2a968cc080794eebefc4650dfe7c2715c8a7c72f853b4ecd04fc6ddb668094a62ee131b

Download Submit
memory/2612-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2612-8-0x0000000001E70000-0x0000000001E89000-memory.dmp

Filesize
100KB

Download
memory/2612-25-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2940-11-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads