60587a9befd9f961f1303dd4422d861c0d7ab92de31aea1e53d1c85c206ac1d9

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
22/02/2024, 10:07

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General

Target

2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe
Size

64KB
MD5

db97cd7047b1eecdecbe8eba588056de
SHA1

bf785727f77de1763e88522f46a52abe4d5a5ea1
SHA256

60587a9befd9f961f1303dd4422d861c0d7ab92de31aea1e53d1c85c206ac1d9
SHA512

96ac9e4a997401e665f36e147445b7f97a6c0ef1abca3279275efdeb50fb6061ccda474d7cdd6a929c755c0da87d44dff2626a16e70302c9ec2962369d3b0432
SSDEEP

1536:vj+jsMQMOtEvwDpj5HyCyh7vtRJ4BqKb1knzhwJ:vCjsIOtEvwDpj5Hv04

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000022508-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000022508-12.dat	CryptoLocker_set1

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1392040655-2056082574-619088944-1000\Control Panel\International\Geo\Nation	2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2984	misid.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2984	1368	2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe	87
PID 1368 wrote to memory of 2984	1368	2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe	87
PID 1368 wrote to memory of 2984	1368	2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe	87

C:\Users\Admin\AppData\Local\Temp\2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-22_db97cd7047b1eecdecbe8eba588056de_cryptolocker.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1368
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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
64KB

MD5
a0651577a43de766835498f7b3d54df4

SHA1
e3aea140709fabaa3d711937635add9bfba30550

SHA256
44ad73b3ca83e050b214eca53d3504e1e4442c0a12eaca07ea092ec2e2a8acd5

SHA512
faf28d3c4374dfa2530e39d075877d28e85885df1a91037f069d7d56a1432f2a3277c7ec9c00578f13717ed6504a5d5a6c060fa10b7b616890fda33dac50ead8

Download Submit
memory/1368-0-0x0000000002190000-0x0000000002196000-memory.dmp

Filesize
24KB

Download
memory/1368-1-0x0000000002190000-0x0000000002196000-memory.dmp

Filesize
24KB

Download
memory/1368-2-0x00000000021B0000-0x00000000021B6000-memory.dmp

Filesize
24KB

Download
memory/2984-17-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download
memory/2984-20-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download