10619f79f2e4389795e2a21ca550f0474b32d6f4d5703cf81d2e1284928994be

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 17:38

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General

Target

2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe
Size

126KB
MD5

cbd2ede712cc4139bdcc807b366c030d
SHA1

8438572b8a347f5267aab32aaf084d60ae207c09
SHA256

10619f79f2e4389795e2a21ca550f0474b32d6f4d5703cf81d2e1284928994be
SHA512

6294cd7ce47661b450daed71eb561ce004bc51accef31cf1dc7dd81861e96036ad539e6f52f0b04a95a02b0d58ac3d2e0ac7d51fa3f5d1792d4b2c2da4f8c8d2
SSDEEP

1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIuBKLUYOVbvh//j/:vCjsIOtEvwDpj5H9YvQd2Rl

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000b0000000122de-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000b0000000122de-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2516	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1868	2024-01-26_cbd2ede712cc4139bdcc807b366c030d_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 1868 wrote to memory of 2516	1868	2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe	28
PID 1868 wrote to memory of 2516	1868	2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe	28
PID 1868 wrote to memory of 2516	1868	2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe	28
PID 1868 wrote to memory of 2516	1868	2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-26_cbd2ede712cc4139bdcc807b366c030d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2516

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\misid.exe

Filesize
127KB

MD5
9072e4b7718028530cd25ec3ecd5abfb

SHA1
37a38372e6c7a59b41f49970b65b4570b1c6fe15

SHA256
ba8251a29f618b1305ca4f433a700aee1431ef10083ce972734acf2a25216155

SHA512
302e241077ca6b1e1c455d84e030c39d111ba1ce059cf32a2ede19418e1d12b024c729cb277dde3dd9653e98c775b432c321b2ea8c25308e5e9ef8f8e5bd6a31

Download Submit
memory/1868-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1868-2-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1868-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2516-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2516-20-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download