7e8ff6d5827bb1e753b4dd00a181c0e47676597367f68737a807eea54c4d321e

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
26/03/2024, 03:45

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General

Target

2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe
Size

68KB
MD5

70de09f094cd320e06b6e2c69533c33d
SHA1

f72288f22608bf858fa4a882eadcd6231a906f33
SHA256

7e8ff6d5827bb1e753b4dd00a181c0e47676597367f68737a807eea54c4d321e
SHA512

4adf8abaf7892c51b7e262402c06416a3d9068d6bcf4492f5c7edcd3f09af846ae7952d860cb46d75ac497fc6a01521e8ee8953a867ade5628e4307b6f43409b
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdOyJ3hvLcbVpkB:ZVxkGOtEvwDpjcawU

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x00070000000122be-13.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2948	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2860	2024-03-26_70de09f094cd320e06b6e2c69533c33d_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 2860 wrote to memory of 2948	2860	2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe	28
PID 2860 wrote to memory of 2948	2860	2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe	28
PID 2860 wrote to memory of 2948	2860	2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe	28
PID 2860 wrote to memory of 2948	2860	2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-26_70de09f094cd320e06b6e2c69533c33d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2948

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
68KB

MD5
d50041e082594835c13bf54fe6d73f16

SHA1
3bec208d4f5318f4b4d61c1d1ba3ef57f69f0b6a

SHA256
60741844efcfa706297260ab87b03c60daf0140ec1482d2b609a3298a63f3fc5

SHA512
1d6e74cfa0b721930393a831a70c3f4e987942b9b8839cf04c9b6adc753cb1c8b9a63e6a8779185e5adb6c17a7556b734089f74fecdd5016218d235025e76a54

Download Submit
memory/2860-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2860-1-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2860-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2948-22-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2948-15-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download