22b5cd6de14042d0d44984e4402e4a9b684c4a4d5b22333c197d74ee775149b2

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2023, 15:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe
Size

62KB
MD5

14830d9f36653fd16633be626fa762c3
SHA1

c7d245cecb8719383d9f10f396cbb128cd104229
SHA256

22b5cd6de14042d0d44984e4402e4a9b684c4a4d5b22333c197d74ee775149b2
SHA512

c08da3259efbb553c758cab41c5c06f8472fcf30bbcd010344222cf64a962b254eef2c5bab4a410a8365e9ee00e4fd2a3a4f149eff1ff91418104cd58461a9ca
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYXUXojZJW:1nK6a+qdOOtEvwDpj3

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4708	asih.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/208-133-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/files/0x0008000000023276-146.dat	upx
behavioral2/files/0x0008000000023276-148.dat	upx
behavioral2/files/0x0008000000023276-149.dat	upx
behavioral2/memory/208-150-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral2/memory/4708-159-0x0000000000500000-0x000000000050F311-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 4708	208	14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe	83
PID 208 wrote to memory of 4708	208	14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe	83
PID 208 wrote to memory of 4708	208	14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe	83

C:\Users\Admin\AppData\Local\Temp\14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\14830d9f36653fd16633be626fa762c3_cryptolocker_JC.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:208
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:4708

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
62KB

MD5
5cb74bbe0190ab4e30c6a1c4a43efc7f

SHA1
54c157a48edf1600694413569e9d51a501487359

SHA256
8ec473b4aa5f7627b51101fa4cf22649117398f83d68fd62222a2c84bf8ded3d

SHA512
2dfdd48f21525c3047afe293878278ceaa957aec5b633ad91cd1b1ce2e6198bb0ba2ec45d07a975cc4b415e9cdd71c26523277bfcaf9f55f6ecb5ba7db319b7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
62KB

MD5
5cb74bbe0190ab4e30c6a1c4a43efc7f

SHA1
54c157a48edf1600694413569e9d51a501487359

SHA256
8ec473b4aa5f7627b51101fa4cf22649117398f83d68fd62222a2c84bf8ded3d

SHA512
2dfdd48f21525c3047afe293878278ceaa957aec5b633ad91cd1b1ce2e6198bb0ba2ec45d07a975cc4b415e9cdd71c26523277bfcaf9f55f6ecb5ba7db319b7d

Download Submit
C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
62KB

MD5
5cb74bbe0190ab4e30c6a1c4a43efc7f

SHA1
54c157a48edf1600694413569e9d51a501487359

SHA256
8ec473b4aa5f7627b51101fa4cf22649117398f83d68fd62222a2c84bf8ded3d

SHA512
2dfdd48f21525c3047afe293878278ceaa957aec5b633ad91cd1b1ce2e6198bb0ba2ec45d07a975cc4b415e9cdd71c26523277bfcaf9f55f6ecb5ba7db319b7d

Download Submit
memory/208-133-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/208-134-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/208-135-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/208-136-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/208-150-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/4708-153-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/4708-152-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/4708-159-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download