93e51251016afc09409f4c7836be1f11666e7045e05167d9e588030ef5e0b230

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
13-10-2024 02:22

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General

Target

2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe
Size

46KB
MD5

04caa1d62b84360c4ffffdb4d1e9ab9a
SHA1

99e2c1cb6a1e0813f5ef6f4f6a42b0a75bd67ba9
SHA256

93e51251016afc09409f4c7836be1f11666e7045e05167d9e588030ef5e0b230
SHA512

afe6ed2b058ffa239fc2b4803d1b109388461cc8406c10b5e258976ff936c776ea444171342fda280dabacb300e74b9a338135dd85d448936e9d2d5d344e1225
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUknql:bm74zYcgT/EkM0ryfjdnql

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2772	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2744	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_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 2744 wrote to memory of 2772	2744	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe	30
PID 2744 wrote to memory of 2772	2744	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe	30
PID 2744 wrote to memory of 2772	2744	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe	30
PID 2744 wrote to memory of 2772	2744	2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-13_04caa1d62b84360c4ffffdb4d1e9ab9a_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- 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:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
47KB

MD5
4da10a033ba5b1469357bdef5fc46f94

SHA1
a2f98c517b212ea23fbb6ddd1409c17dfebd16c1

SHA256
f0bda965b5a7d38a7d09b18e90c4a97ac24037597213f970682aa96f86d69cde

SHA512
5a938572c13a5fad1320a8a26a2de434c25fe63aff5261ed591062616bfb714a0aec672fa481fc8a8eb5a70b3afd4d484f98826c67d77ccf7cfef314e1835ca6

Download Submit
memory/2744-0-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2744-1-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/2744-2-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/2744-9-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/2744-14-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2772-16-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download
memory/2772-18-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/2772-19-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/2772-26-0x0000000008000000-0x000000000800D000-memory.dmp

Filesize
52KB

Download