d0011b82ee3565c499c9436e7e913cab379d0e91b2d26ef9cdba63e655e82c93

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06/03/2024, 22:41

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General

Target

2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe
Size

126KB
MD5

0aede01dd8f9430a438eb5e822c4431d
SHA1

52b897511f69db2875e9c07eb6065b27f03cdebb
SHA256

d0011b82ee3565c499c9436e7e913cab379d0e91b2d26ef9cdba63e655e82c93
SHA512

ea3fd099e103cbb53de9bb8b7a54d0f3b52628b9509cb00e8891972b77a2f7aeea678bd6308ca7156325b12c40cd51466c382db3161c8e909071472182ac7e76
SSDEEP

1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIuBKLUYOVbvh//L4:vCjsIOtEvwDpj5H9YvQd2Rm

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a00000001224e-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000a00000001224e-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2208	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	2024-03-06_0aede01dd8f9430a438eb5e822c4431d_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 2904 wrote to memory of 2208	2904	2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe	28
PID 2904 wrote to memory of 2208	2904	2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe	28
PID 2904 wrote to memory of 2208	2904	2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe	28
PID 2904 wrote to memory of 2208	2904	2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-06_0aede01dd8f9430a438eb5e822c4431d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2208

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
127KB

MD5
1c3dd367747f4c56ff6337a6a08f835b

SHA1
54d42869cdda5eb048ab2912549331aa20252c5f

SHA256
5b84c27b1905dd8de0c125478e214d71afbbb733e5a206067312672f8f473137

SHA512
4d6f22afd36daa25661018ee66853b5a1788df8e99f753304ebd15e0ec5bc804d3c0060a33a8d08ec039e9b4197b5684c40bad5d8730e75f565e1705f0826930

Download Submit
memory/2208-16-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2208-15-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2904-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2904-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2904-3-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download