38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0

Analysis

max time kernel
156s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 22:02

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General

Target

38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe
Size

34KB
MD5

6cbbbc178c836418c410965722d984e4
SHA1

737ad75da28441164703fb3f2657604a3537f2ca
SHA256

38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0
SHA512

8079b16573148b31881b2f56c55aa17dd4bafc4d5606970c46c42e1c333d2cb2fcc79fef7e5801d4908b20e2d5295c9f2a08a127bd19cdce83f9b956d62943b2
SSDEEP

768:cflivXrVKpVhKvtxwYHwVFoeAQQmucwUU/C9:ylqrVKprVuQQE

Score

10^/10

Malware Config

Extracted

Credentials

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

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3996	jusched.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\af388657\jusched.exe	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe
File created	C:\Program Files (x86)\af388657\af388657	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
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3996	jusched.exe
3996	jusched.exe
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3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
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3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe
3996	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 3996	4304	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe	80
PID 4304 wrote to memory of 3996	4304	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe	80
PID 4304 wrote to memory of 3996	4304	38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe	80

C:\Users\Admin\AppData\Local\Temp\38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe
"C:\Users\Admin\AppData\Local\Temp\38c5c29f932b91f7728e4911a81e6bff9e92a6eaa6b5e9586eb24c582e1c3ce0.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Program Files (x86)\af388657\jusched.exe
  "C:\Program Files (x86)\af388657\jusched.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\af388657\af388657

Filesize
13B

MD5
f253efe302d32ab264a76e0ce65be769

SHA1
768685ca582abd0af2fbb57ca37752aa98c9372b

SHA256
49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

SHA512
1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

Download Submit
C:\Program Files (x86)\af388657\jusched.exe

Filesize
34KB

MD5
33d3619bf3336a1e0a15eddf523c7adf

SHA1
83a6710266e3d3b8b08fe94dd843aef9832a744c

SHA256
9159c9475084423cd0a3b8fb440253cde9079744628bad1cebb19288a8ac25d4

SHA512
062d2b5aa25ff508021379f2363fd8ffcf215d60018a58b2b5c01d57487ace50c1fa66281a114d0905cb43bccce31f5a72746c2318d2cc6b07c54a7390082c0f

Download Submit
C:\Program Files (x86)\af388657\jusched.exe

Filesize
34KB

MD5
33d3619bf3336a1e0a15eddf523c7adf

SHA1
83a6710266e3d3b8b08fe94dd843aef9832a744c

SHA256
9159c9475084423cd0a3b8fb440253cde9079744628bad1cebb19288a8ac25d4

SHA512
062d2b5aa25ff508021379f2363fd8ffcf215d60018a58b2b5c01d57487ace50c1fa66281a114d0905cb43bccce31f5a72746c2318d2cc6b07c54a7390082c0f

Download Submit