60369a7db3b1567d02e7f2f1e8a05a076133f684e6e034ce2b9556a3904c678c

Analysis

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

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
18/03/2024, 15:46

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General

Target

2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe
Size

128KB
MD5

9ee06bac6c5190baf8c7b656a3e199f9
SHA1

b8dc8a5668abbf2b63638ec8c033ac2e50a375c2
SHA256

60369a7db3b1567d02e7f2f1e8a05a076133f684e6e034ce2b9556a3904c678c
SHA512

ff34eabb02f2274a7fb294a76146577317cfe095a422ce0ddb4f3a7fb11f93d22569bfd8e9a88dfa05e7fa0ebb1ecfa3a52c22915f0db0c63438ef17d40c0421
SSDEEP

1536:gUj+AIMOtEvwDpjNbwQEIPlemUhYwkkxGBp2QG:vCA9OtEvwDpjVG

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000015626-13.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000015626-13.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
940	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_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 2380 wrote to memory of 940	2380	2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe	28
PID 2380 wrote to memory of 940	2380	2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe	28
PID 2380 wrote to memory of 940	2380	2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe	28
PID 2380 wrote to memory of 940	2380	2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-18_9ee06bac6c5190baf8c7b656a3e199f9_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:940

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

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

Filesize
128KB

MD5
4bb1445632fac4a58ffae28b4b6b9d42

SHA1
92a7d43aae215446b6c48a19667de0f124ae0e1d

SHA256
174b98619c341234925d6847e16480f22c115645a6fedb8a53c9c036942f858f

SHA512
d780d4314fc034ab992befac74071c02911ee02204925673eac2557521e7d6f751a34a4749f402e391e534208cfd5cdb047b40f3eb610136ce10a1f18f33ef6e

Download Submit
memory/940-15-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2380-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2380-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download