36cbae402419d78b1216ca5ebbc27bf7ed95ce8a9ef50b98e04012e986d7ae0a

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
24/05/2024, 05:24

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General

Target

2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe
Size

66KB
MD5

10016e321ebdac187e52c7491639087e
SHA1

c2b034afa97d577a5891839897e9403edae180db
SHA256

36cbae402419d78b1216ca5ebbc27bf7ed95ce8a9ef50b98e04012e986d7ae0a
SHA512

a6cb5e29ab3729895d41b85193669d160d0f0e34557fd4fa26771dc1dae046e306ce8ba86d7bca3a98dfba045a7ce516d7f9956580ba5c9f2cbdbf2e57e38100
SSDEEP

1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2l9tMPvdfGyz:TCjsIOtEvwDpj5HE/OUHnSMY4

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 6 IoCs

resource	yara_rule
behavioral1/memory/2412-0-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral1/files/0x000d0000000122eb-11.dat	CryptoLocker_rule2
behavioral1/memory/2412-13-0x0000000000480000-0x000000000048E000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2412-16-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2880-18-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/2880-27-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 6 IoCs

resource	yara_rule
behavioral1/memory/2412-0-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral1/files/0x000d0000000122eb-11.dat	CryptoLocker_set1
behavioral1/memory/2412-13-0x0000000000480000-0x000000000048E000-memory.dmp	CryptoLocker_set1
behavioral1/memory/2412-16-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral1/memory/2880-18-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1
behavioral1/memory/2880-27-0x0000000000500000-0x000000000050E000-memory.dmp	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2880	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2412	2024-05-24_10016e321ebdac187e52c7491639087e_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 2412 wrote to memory of 2880	2412	2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe	28
PID 2412 wrote to memory of 2880	2412	2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe	28
PID 2412 wrote to memory of 2880	2412	2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe	28
PID 2412 wrote to memory of 2880	2412	2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-24_10016e321ebdac187e52c7491639087e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2880

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

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Downloads

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

Filesize
67KB

MD5
e214ad6c4131713a49beb732546614ac

SHA1
a0bd5000e325415bd097ecf41a1a7cfee8d88354

SHA256
148b83b6872dc79d2860a20101edf397fde48736840a4ed40d9dfe806b32d9c7

SHA512
c30b1ea0cfd112e673ff3086b144cb3a53e5a1b6f0e212ff5339757c34e88740ae748ffc50d0d705ca478038443cc6c54038d06b31d6386722626029745d0f3b

Download Submit
memory/2412-0-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2412-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2412-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2412-9-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2412-13-0x0000000000480000-0x000000000048E000-memory.dmp

Filesize
56KB

Download
memory/2412-16-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2880-18-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download
memory/2880-19-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2880-26-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2880-27-0x0000000000500000-0x000000000050E000-memory.dmp

Filesize
56KB

Download