32e02b8499fffcd01d4aa2b70047af629ef922b138ba4a59a01d0112e528e4e2

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31-05-2024 05:25

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General

Target

2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe
Size

87KB
MD5

417693c8f3a2cb19c9c849ef353314ce
SHA1

e2bc2a0963232b589eb4ad3d40914210f52d88ae
SHA256

32e02b8499fffcd01d4aa2b70047af629ef922b138ba4a59a01d0112e528e4e2
SHA512

24b337e86ebb68e0f7cd29094364d56a20807d76665b5970fcfc4da9015380cf6c672cebc242225fecf889f0735502f2a563487c1bfb410d394de7480abc992b
SSDEEP

1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWafHNBlm:vCjsIOtEvwDpj5H9YvQd2o

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001232e-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001232e-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
3056	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2880	2024-05-31_417693c8f3a2cb19c9c849ef353314ce_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 2880 wrote to memory of 3056	2880	2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe	28
PID 2880 wrote to memory of 3056	2880	2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe	28
PID 2880 wrote to memory of 3056	2880	2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe	28
PID 2880 wrote to memory of 3056	2880	2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-31_417693c8f3a2cb19c9c849ef353314ce_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3056

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
87KB

MD5
80745e9af8ba6c6ab1711934d222e4e5

SHA1
31ab193c6580170d612f01765468ed4be241c943

SHA256
f7a65fc55ab75546101c087fa31e42b7133086bed5a27fbb8d06a669df8c3eeb

SHA512
5a530af1c572dfd7bc0f812110c601a93305542aa3c55e25dbb23424760fca34acd092b04244d2bbb4f073db59bebe46541eb22536b6bf568bcd3e0b4afc0173

Download Submit
memory/2880-1-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2880-0-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2880-8-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/3056-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3056-15-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download