95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba

Analysis

max time kernel
141s
max time network
148s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 11:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe
Size

74KB
MD5

a04f49f58b2bb0f741635de1de7aebbb
SHA1

cbb859bce484e4a6c649546347213e91a9c6c3b1
SHA256

95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba
SHA512

ff57a2e82633f039865b5d9f59ec30b16c47c87329c5901e8a6b2e716a0eb982882ac0208b9adffd3e5f3ec26da2d8117dcdaed8cfc807a6e38cc0334982633e
SSDEEP

1536:xcnpe2bYHgEsiDJNimbbrwbbbGbb6bbbbxNimbbrwbbbGbb6bbbb:Cnk2bYAGfw

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1684	wimbecka.exe

Deletes itself 1 IoCs

pid	Process
1684	wimbecka.exe

Loads dropped DLL 2 IoCs

pid	Process
1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe
1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	icanhazip.com

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1684	1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe	28
PID 1960 wrote to memory of 1684	1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe	28
PID 1960 wrote to memory of 1684	1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe	28
PID 1960 wrote to memory of 1684	1960	95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe	28

C:\Users\Admin\AppData\Local\Temp\95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe
"C:\Users\Admin\AppData\Local\Temp\95395280c54d83cae46f592f949737832ae0e63061963b6a9d5f8601050624ba.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Users\Admin\AppData\Local\Temp\wimbecka.exe
  "C:\Users\Admin\AppData\Local\Temp\wimbecka.exe"
  2⤵
  - Executes dropped EXE
  - Deletes itself
  PID:1684

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\wimbecka.exe

Filesize
74KB

MD5
5cf8878d7763278aa77e8ccf6eea8d17

SHA1
7561371a90ce52cd9a608dacb6084612921db0dd

SHA256
6d19e539bb665a0ed3f871bd50f50b29fef708ee93272175e53049d3b76db119

SHA512
e6fa1cde6fd73f598ba3fe649594e38d787fc94fa59a98089d382929584f9f18741c8009136fb90c552319001af0f4d000a2404196aa7b3f07d0c064b35fdef9

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

Filesize
74KB

MD5
5cf8878d7763278aa77e8ccf6eea8d17

SHA1
7561371a90ce52cd9a608dacb6084612921db0dd

SHA256
6d19e539bb665a0ed3f871bd50f50b29fef708ee93272175e53049d3b76db119

SHA512
e6fa1cde6fd73f598ba3fe649594e38d787fc94fa59a98089d382929584f9f18741c8009136fb90c552319001af0f4d000a2404196aa7b3f07d0c064b35fdef9

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

Filesize
74KB

MD5
5cf8878d7763278aa77e8ccf6eea8d17

SHA1
7561371a90ce52cd9a608dacb6084612921db0dd

SHA256
6d19e539bb665a0ed3f871bd50f50b29fef708ee93272175e53049d3b76db119

SHA512
e6fa1cde6fd73f598ba3fe649594e38d787fc94fa59a98089d382929584f9f18741c8009136fb90c552319001af0f4d000a2404196aa7b3f07d0c064b35fdef9

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

Filesize
74KB

MD5
5cf8878d7763278aa77e8ccf6eea8d17

SHA1
7561371a90ce52cd9a608dacb6084612921db0dd

SHA256
6d19e539bb665a0ed3f871bd50f50b29fef708ee93272175e53049d3b76db119

SHA512
e6fa1cde6fd73f598ba3fe649594e38d787fc94fa59a98089d382929584f9f18741c8009136fb90c552319001af0f4d000a2404196aa7b3f07d0c064b35fdef9

Download Submit
memory/1960-54-0x0000000074AB1000-0x0000000074AB3000-memory.dmp

Filesize
8KB

Download
memory/1960-60-0x0000000001D70000-0x0000000001D96000-memory.dmp

Filesize
152KB

Download
memory/1960-61-0x0000000000400000-0x00000000004253F0-memory.dmp

Filesize
148KB

Download