777e892d4b31f3ae860db6158b01dd614938732924d69f2a3c742710bc1540d6

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 03:01

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General

Target

2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe
Size

35KB
MD5

ead4ce95ffd8890b4dafbfe182243b99
SHA1

dcebc382fbcaa526189e22aebb4ad7005bf09446
SHA256

777e892d4b31f3ae860db6158b01dd614938732924d69f2a3c742710bc1540d6
SHA512

c4d9f6500975e0f12ddcfcb9acb4f245ad07fcee259e2f0588e1c4d3d4f3c496e1a9584c9dd119bb7ba9e8a364a49b556924a2430c9f6da0cff60f61ab74262a
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXvJF3SL7:bG74zYcgT/Ekd0ryfjkbCL7

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2632	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2748	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2632	2748	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe	31
PID 2748 wrote to memory of 2632	2748	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe	31
PID 2748 wrote to memory of 2632	2748	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe	31
PID 2748 wrote to memory of 2632	2748	2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-29_ead4ce95ffd8890b4dafbfe182243b99_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
35KB

MD5
3a7464d4ad0d7c7d8e60eca4c4ff5b5b

SHA1
ac120a217fd2f29cb306c7ab176781bf8126fc6e

SHA256
cd5fb895ff175e2b38c1cfbf6068fbbc358e84b6efed6ba430dc0bca14a2753c

SHA512
e5986e8cda2760c4b4e21aa69bd53d11bc7e7d4a193eea9bbb2c3e315c26162e03db152109e9a3cc764bb6c57182744290a76547c1530332b26da70567935b95

Download Submit
memory/2632-18-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2632-17-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2632-25-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2748-2-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2748-1-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2748-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2748-9-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2748-14-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download