2e2f2d26a8be46e2f1d0047e9dd12247ccd40c0b5d0f9e208cfa28af4c88d225

Analysis

max time kernel
144s
max time network
148s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20/06/2024, 05:22

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General

Target

2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe
Size

62KB
MD5

16abdc75a8c1331da3d1921cd30adbed
SHA1

cb1ac202da70089b51dc3d28262594dc3234af3f
SHA256

2e2f2d26a8be46e2f1d0047e9dd12247ccd40c0b5d0f9e208cfa28af4c88d225
SHA512

0ac7e3becd52205f67e6f6c2551261df98debd361ae33a905d404ab90499f8d4c70325bef5b961661ea194f79136a1a4b8badd542631c856978999e49795f7a8
SSDEEP

768:3Uz7yVEhs9+Hs1SQtOOtEvwDpjO9+4hdCY8EQMjpi/Wpi3B3URiLqCyLuAx8XG9B:3P+HsMQMOtEvwDpjoHy7B3g9CWuAxWY

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 4 IoCs

resource	yara_rule
behavioral1/memory/3016-0-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_rule2
behavioral1/files/0x000d00000001226b-11.dat	CryptoLocker_rule2
behavioral1/memory/3016-15-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_rule2
behavioral1/memory/1300-25-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 4 IoCs

resource	yara_rule
behavioral1/memory/3016-0-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_set1
behavioral1/files/0x000d00000001226b-11.dat	CryptoLocker_set1
behavioral1/memory/3016-15-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_set1
behavioral1/memory/1300-25-0x0000000000500000-0x000000000050B000-memory.dmp	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
1300	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3016	2024-06-20_16abdc75a8c1331da3d1921cd30adbed_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 3016 wrote to memory of 1300	3016	2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe	28
PID 3016 wrote to memory of 1300	3016	2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe	28
PID 3016 wrote to memory of 1300	3016	2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe	28
PID 3016 wrote to memory of 1300	3016	2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-20_16abdc75a8c1331da3d1921cd30adbed_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1300

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
62KB

MD5
e0feadb9ada0e59d26a6565120ef8d0f

SHA1
e753605f92c288e287dccd91951cc1e66aa5aeb7

SHA256
6d20e788b2f075b87c4ee345c83e0d721fda6275c207a6752f51b6e487e74fc3

SHA512
58c1b9b6a15ad1090ba3f2d4719b513e1b3e0050b5427cda802b5b0add4144258d3d9b9dd5116a12521a8432e428cc42514c9bd805816c5ae7ba6f7a6c1a7ecf

Download Submit
memory/1300-17-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/1300-25-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/1300-24-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/3016-0-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download
memory/3016-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3016-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3016-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/3016-15-0x0000000000500000-0x000000000050B000-memory.dmp

Filesize
44KB

Download