c97eb0b09a533764b76fe57a1ab630576c1f566c53cfe1417836f6188f84a2f7

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23/02/2024, 15:25

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General

Target

2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe
Size

30KB
MD5

9b8c795c761fc386a4262c676f25eee7
SHA1

95a141ca067641f0c4a9b1b4006beaeb0eed78ae
SHA256

c97eb0b09a533764b76fe57a1ab630576c1f566c53cfe1417836f6188f84a2f7
SHA512

423c5ba1bed826773ad4f31a05de93af41f6e7a2c4393398da2847c4748ca799b1898cc64c7011b01bbc1b4992f2dacd88bad8cf31ba1adcbda01cb8cc48de16
SSDEEP

384:buWbtjL8L1iE0eBhkzPbKAaomTqC9Mwf4fjDCgpmaPc4mb8Yz:bxNQIE0eBhkL2Fo1CCwgfjOg9Arz

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000012352-10.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2760	pissa.exe

Loads dropped DLL 1 IoCs

pid	Process
2944	2024-02-23_9b8c795c761fc386a4262c676f25eee7_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 2944 wrote to memory of 2760	2944	2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe	28
PID 2944 wrote to memory of 2760	2944	2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe	28
PID 2944 wrote to memory of 2760	2944	2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe	28
PID 2944 wrote to memory of 2760	2944	2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-23_9b8c795c761fc386a4262c676f25eee7_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Users\Admin\AppData\Local\Temp\pissa.exe
  "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
  2⤵
  - Executes dropped EXE
  PID:2760

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\pissa.exe

Filesize
30KB

MD5
9c7e64d7746e86f3d2ec5ea46e003edd

SHA1
da2ed51991afa59234331f6dd213053e74fa7812

SHA256
69d954011996d463d0ed127c31016345dce6ef6952d20679d0842e814a569117

SHA512
86b2f303d026012de7bcfb77872406a963fa70921e1e22d91e7754036e920e41219c93b640009591c0263f3ab5f8259e43c2efce39d67d66a2529ba80648b8be

Download Submit
memory/2760-15-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/2760-19-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2944-0-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2944-1-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2944-3-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download