c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0

Analysis

max time kernel
147s
max time network
150s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 00:13

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General

Target

c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe
Size

204KB
MD5

163b398fd9777226dd725221d19f2876
SHA1

bf311b6573275f7fb127707b31c8024996f932cd
SHA256

c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0
SHA512

c56e6b76857ad55b4ac28ca4492baf846a55e9c3c568a792015ed93b27009bd9870023b702c42d1c730f19f64a7c9656c826ff3044379e1610409197987caf03
SSDEEP

1536:7fAiHwgicnislGltILYLU9KD02BBAdKJaPoYkwAgdIolq:7fQgicdlGvILcU9KQ2BBAkJaPxzIolq

Score

10^/10

persistence

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.tripod.com
Port:
21
Username:
onthelinux
Password:
741852abc

Signatures

Executes dropped EXE 1 IoCs

pid	Process
804	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe
1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\e0843a92\jusched.exe	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe
File created	C:\Program Files (x86)\e0843a92\e0843a92	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 804	1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe	28
PID 1648 wrote to memory of 804	1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe	28
PID 1648 wrote to memory of 804	1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe	28
PID 1648 wrote to memory of 804	1648	c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe	28

C:\Users\Admin\AppData\Local\Temp\c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe
"C:\Users\Admin\AppData\Local\Temp\c0a322d4a0805ff3e54cdf8077fc1bed34d815daa5ddbc285b5b7c4e102da2d0.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Program Files (x86)\e0843a92\jusched.exe
  "C:\Program Files (x86)\e0843a92\jusched.exe"
  2⤵
  - Executes dropped EXE
  PID:804

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\e0843a92\e0843a92

Filesize
17B

MD5
552bb86ed2797d3fd12ac0d273afaf75

SHA1
6e8633f9c24590779acbd3dd14c60f856320bc0a

SHA256
3ef9ff5da8272fd1b14c83f12c8d28fd9dbf32d56bcb714921032b02557fe789

SHA512
dab57227de02f4667cc8e2ec47566088b473caa0387caffbdfde37f3400da7d4f67dd222e83a4fa93592694bbcff7c52a2bcec074868baf221bc47d9370c8d2c

Download Submit
C:\Program Files (x86)\e0843a92\jusched.exe

Filesize
204KB

MD5
5ff24d83e2e570d90f98285e3a4beedf

SHA1
47dc9db8604748207ecf2fa6fa4a094c7ee2e549

SHA256
40a292ded08eaf2a17cfbade780bde94f23a11607472cd28aad5ac0453c1733e

SHA512
061074e6273594e062f4a865f83e1d67f4c75ec1710f107c8a3c2fd1f05671fbe1543a62a16c94458d83a3a7d49defcc9be795415523958f8a10b088132671e0

Download Submit
\Program Files (x86)\e0843a92\jusched.exe

Filesize
204KB

MD5
5ff24d83e2e570d90f98285e3a4beedf

SHA1
47dc9db8604748207ecf2fa6fa4a094c7ee2e549

SHA256
40a292ded08eaf2a17cfbade780bde94f23a11607472cd28aad5ac0453c1733e

SHA512
061074e6273594e062f4a865f83e1d67f4c75ec1710f107c8a3c2fd1f05671fbe1543a62a16c94458d83a3a7d49defcc9be795415523958f8a10b088132671e0

Download Submit
\Program Files (x86)\e0843a92\jusched.exe

Filesize
204KB

MD5
5ff24d83e2e570d90f98285e3a4beedf

SHA1
47dc9db8604748207ecf2fa6fa4a094c7ee2e549

SHA256
40a292ded08eaf2a17cfbade780bde94f23a11607472cd28aad5ac0453c1733e

SHA512
061074e6273594e062f4a865f83e1d67f4c75ec1710f107c8a3c2fd1f05671fbe1543a62a16c94458d83a3a7d49defcc9be795415523958f8a10b088132671e0

Download Submit
memory/1648-54-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download