41e35329a35fed68ef6a97f932fbfed79815569e38034d32f32c381e2da0896e

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09-01-2024 06:41

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General

Target

2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe
Size

58KB
MD5

620546cd56816563ccc974bf4fc26286
SHA1

485a65fd31e0a36fa8341c1468d9c010a30cf6a9
SHA256

41e35329a35fed68ef6a97f932fbfed79815569e38034d32f32c381e2da0896e
SHA512

b475ea918cf4b9a976260aba77378def6fbfdff75e0faa0796c40511c39d9fa64ad0eb8526bd58efcde7bd7fcbf9a6703a1f903b49be79b849836fe284fe4fb4
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPt547/GfC:V6QFElP6n+gMQMOtEvwDpjyaLccVCbmC

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2828	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2228	2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2828	2228	2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe	28
PID 2228 wrote to memory of 2828	2228	2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe	28
PID 2228 wrote to memory of 2828	2228	2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe	28
PID 2228 wrote to memory of 2828	2228	2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-08_620546cd56816563ccc974bf4fc26286_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2828

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\asih.exe

Filesize
58KB

MD5
2cde2898b9a9f1f0cd447428af0b1521

SHA1
dc74314225b334b7b06c25c3b5e471c7424be979

SHA256
9340e6fe8911162b58c85d9fc0cd43d08776e305cf0b8974e28fd2b13c26b589

SHA512
d5133913a7d56072a06686488e2f922994f17b7f74300e19d1802b948c51a221d9b3e5c35cfd539cd20c62519531e9838c669bc6276e6aa065f52d85bb5f39c0

Download Submit
memory/2228-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2228-1-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2228-3-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download