debcf934e2a1ca29c5582dd78b7fe2e5f7ef3aebe99696b13c05e55cf8284f3f

Analysis

max time kernel
138s
max time network
169s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 12:07

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General

Target

2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe
Size

28KB
MD5

2c15d6a8c9dcfd1322e26df9ad64f06c
SHA1

70e73a5184ccd74695d3259b649b6dbbdd0cf515
SHA256

debcf934e2a1ca29c5582dd78b7fe2e5f7ef3aebe99696b13c05e55cf8284f3f
SHA512

48bcb7f6a62599d453d05283d4f1b1655c28a72141fc19197e266e6e78eb2deb5adcee49eb32adfb69655455eaf7c53a16fe1922e6b6b6133ceb441cd4325078
SSDEEP

384:bmM0V/YPvnr801TRoUGPh4TKt6ATt1DqgPa3s/zzoCt9IK:b7o/2n1TCraU6GD1a4XtT

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2724	rewok.exe

Loads dropped DLL 1 IoCs

pid	Process
1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_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
1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe
2724	rewok.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 2724	1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe	28
PID 1264 wrote to memory of 2724	1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe	28
PID 1264 wrote to memory of 2724	1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe	28
PID 1264 wrote to memory of 2724	1264	2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-06_2c15d6a8c9dcfd1322e26df9ad64f06c_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Users\Admin\AppData\Local\Temp\rewok.exe
  "C:\Users\Admin\AppData\Local\Temp\rewok.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of UnmapMainImage
  PID:2724

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\rewok.exe

Filesize
29KB

MD5
9ea6e4ab38d9f449c71fcca1e63f1d1a

SHA1
f051e112c7cfcf311d0f39f4206e02ab57effc3d

SHA256
db7be8a5bec3b30c597eea756987fa02414c951a6a6c337cf631b97dcb1b9136

SHA512
0fdcf69f04c978162584d0bd5b9222c1ae70730fa3d04220865091e13b00f97ff7c9b5d3db5f67de62e3721fa6774a662a491c06a1c859693240085caffebe5d

Download Submit
memory/1264-0-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/1264-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1264-8-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2724-17-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download