622260be739345331bbfe6848afadc06c7f4aa9666f747f64e3fa55492d885fc

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 06:01

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General

Target

2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe
Size

36KB
MD5

cbe73db63093ed2b487c7a0fdd521a9b
SHA1

bbefda87f95f99bb65d2c11289b834e281c99e06
SHA256

622260be739345331bbfe6848afadc06c7f4aa9666f747f64e3fa55492d885fc
SHA512

2b757355278ddefc531e47560f0b9836bb36581de6dc031e77cfed346c0b418d954eee7f6e41700a331efbc8e44889948acab1361e1985c8bb9894900106ff62
SSDEEP

384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunrkwc:btB9g/WItCSsAGjX7e9N0hunrkj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2144	gewos.exe

Loads dropped DLL 1 IoCs

pid	Process
1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe

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

System Information Discovery
T1082

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe
2144	gewos.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2144	1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe	28
PID 1216 wrote to memory of 2144	1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe	28
PID 1216 wrote to memory of 2144	1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe	28
PID 1216 wrote to memory of 2144	1216	2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-09_cbe73db63093ed2b487c7a0fdd521a9b_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\gewos.exe
  "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

\Users\Admin\AppData\Local\Temp\gewos.exe

Filesize
37KB

MD5
47d421cecbc52e4e4ecbc3d934e4e1e8

SHA1
6b3053b58c7b66fbb43f3c6bee159fa0dc0d616e

SHA256
538c2e526b58f4a96b46430c3f445154518be72da704d88759045c085f912022

SHA512
32b2a27f667c3fea88aec752df969be5044ce41e7522530325ac12ecacdd32ee2faf651773bf1960e2ea7f079e9182ad8f4476bc87a6ad6f4a56581d39d71a8e

Download Submit
memory/1216-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2144-16-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download