c060a1d907a218d62a6f5cd59fc7e342c54037ef049a0fdc0b569d4129f9e6e1

Analysis

max time kernel
157s
max time network
163s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14-03-2024 04:40

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General

Target

2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe
Size

36KB
MD5

8cc362819f29f28214cd33aaddb00e92
SHA1

9ad1d018f15d06e5bd8fe86a5fe33cfad9d8f58c
SHA256

c060a1d907a218d62a6f5cd59fc7e342c54037ef049a0fdc0b569d4129f9e6e1
SHA512

0cd03b2da34f73a962fcf100799c4ec501f29c8d4b5eb74e02dd7375e69bd7f85499720ddf59ef59c965c20d2ba1e80881b86754a1718f1077f659c100c1fa45
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/UkRYzMAZ+a:vj+jsMQMOtEvwDpj5HcSYPt

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000122fc-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000122fc-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
1760	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1964	2024-03-14_8cc362819f29f28214cd33aaddb00e92_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 1964 wrote to memory of 1760	1964	2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe	27
PID 1964 wrote to memory of 1760	1964	2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe	27
PID 1964 wrote to memory of 1760	1964	2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe	27
PID 1964 wrote to memory of 1760	1964	2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe	27

C:\Users\Admin\AppData\Local\Temp\2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-14_8cc362819f29f28214cd33aaddb00e92_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1760

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
37KB

MD5
a3e63e637e0c31e09161c07cf8b7d57b

SHA1
1de7407c89f2c29744c5e3dcb7582c1385793f60

SHA256
c1e4bcbe6edf96292398bb9049589a195ea02deb2f88fb172ccb052a59e254d3

SHA512
536ccb1c02e03ac5895c1107e18c0355ac445891a42010196f14d6875f0a713bc6cb6c594f0862c384a87bef6b0560a89d8c8c17cddcb79c39daae15ba74f2b5

Download Submit
memory/1760-15-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/1760-20-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1964-0-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1964-1-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/1964-2-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download