cryptolocker | 4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

General

Target

4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe
Size

837KB
MD5

fec5a0d4dea87955c124f2eaa1f759f5
SHA1

ea2e50e16448ac8131391e5322663660ef0a5632
SHA256

4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629
SHA512

2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9
SSDEEP

24576:ghZnfY/dbcSq8cluurLKjgHKOKWOGNpBpK:wfYFwt1fKjgHKYdpBp

Score

10^/10

cryptolocker persistence ransomware

Malware Config

Signatures

CryptoLocker
Ransomware family with multiple variants.
ransomware cryptolocker
Executes dropped EXE 2 IoCs

Processes:

Wawbmdknpbal.exeWawbmdknpbal.exe

pid process

1604 Wawbmdknpbal.exe
1508 Wawbmdknpbal.exe
Deletes itself 1 IoCs

Processes:

Wawbmdknpbal.exe

pid process

1604 Wawbmdknpbal.exe

pid	process
1604	Wawbmdknpbal.exe
1508	Wawbmdknpbal.exe

pid	process
1604	Wawbmdknpbal.exe

Loads dropped DLL 2 IoCs

Processes:

4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe

pid	process
1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe
1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Wawbmdknpbal.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run	Wawbmdknpbal.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\Wawbmdknpbal.exe"	Wawbmdknpbal.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exeWawbmdknpbal.exe

description	pid	process	target process
PID 1488 wrote to memory of 1604	1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe	Wawbmdknpbal.exe
PID 1488 wrote to memory of 1604	1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe	Wawbmdknpbal.exe
PID 1488 wrote to memory of 1604	1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe	Wawbmdknpbal.exe
PID 1488 wrote to memory of 1604	1488	4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe	Wawbmdknpbal.exe
PID 1604 wrote to memory of 1508	1604	Wawbmdknpbal.exe	Wawbmdknpbal.exe
PID 1604 wrote to memory of 1508	1604	Wawbmdknpbal.exe	Wawbmdknpbal.exe
PID 1604 wrote to memory of 1508	1604	Wawbmdknpbal.exe	Wawbmdknpbal.exe
PID 1604 wrote to memory of 1508	1604	Wawbmdknpbal.exe	Wawbmdknpbal.exe

C:\Users\Admin\AppData\Local\Temp\4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe
"C:\Users\Admin\AppData\Local\Temp\4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe
  "C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" "/rC:\Users\Admin\AppData\Local\Temp\4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629.exe"
  2⤵
  - Executes dropped EXE
  - Deletes itself
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe
    "C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe" /w000000C8
    3⤵
    - Executes dropped EXE
    PID:1508

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe

Filesize
837KB

MD5
fec5a0d4dea87955c124f2eaa1f759f5

SHA1
ea2e50e16448ac8131391e5322663660ef0a5632

SHA256
4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

SHA512
2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9

Download Submit
C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe

Filesize
837KB

MD5
fec5a0d4dea87955c124f2eaa1f759f5

SHA1
ea2e50e16448ac8131391e5322663660ef0a5632

SHA256
4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

SHA512
2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9

Download Submit
C:\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe

Filesize
837KB

MD5
fec5a0d4dea87955c124f2eaa1f759f5

SHA1
ea2e50e16448ac8131391e5322663660ef0a5632

SHA256
4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

SHA512
2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9

Download Submit
\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe

Filesize
837KB

MD5
fec5a0d4dea87955c124f2eaa1f759f5

SHA1
ea2e50e16448ac8131391e5322663660ef0a5632

SHA256
4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

SHA512
2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9

Download Submit
\Users\Admin\AppData\Roaming\Wawbmdknpbal.exe

Filesize
837KB

MD5
fec5a0d4dea87955c124f2eaa1f759f5

SHA1
ea2e50e16448ac8131391e5322663660ef0a5632

SHA256
4f3220da017e7be3e0b168a958134aae6dc96458cb12118e849465e2af752629

SHA512
2d52122e66c2239dff9186c3d91c036ba5a3ab3645bcdaba58157c5e2712b0b15131eee44b6760bfb45506f2f7155202c3cca141585c20e1f1333ddba07038b9

Download Submit
memory/1488-62-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1488-54-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

Filesize
8KB

Download
memory/1488-55-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1508-69-0x0000000000000000-mapping.dmp

Download
memory/1508-72-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1508-75-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1604-60-0x0000000000000000-mapping.dmp

Download
memory/1604-64-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1604-67-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/1604-76-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads