f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 12:25

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General

Target

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe
Size

57KB
MD5

b8859e8241cd6fa30891d5570da836c3
SHA1

57e329a0e24d3a2f126edcd291e863dfd2f098eb
SHA256

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156
SHA512

3686362784d2941e34a33fb27ae4ff65aac2d2b8e70f3653945645f931c6b26b6681fe35c306c60ee3aa51f86f92a80c3c23dc39c87b1b5cf2316b3fcc4ef3e1
SSDEEP

1536:gQTIubHy5wQDJAejpzkGdxDLbe5vfhvqa3TmR:R4wcZpzNdxDLb6vfhv8R

Score

10^/10

discovery

Malware Config

Extracted

Credentials

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

Signatures

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

Processes:

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe

Executes dropped EXE 1 IoCs

Processes:

jusched.exe

pid process

100 jusched.exe

Drops file in Program Files directory 2 IoCs

Processes:

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe

description	ioc	process
File created	C:\Program Files (x86)\8bdcd58d\jusched.exe	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe
File created	C:\Program Files (x86)\8bdcd58d\8bdcd58d	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.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

Processes:

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exejusched.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jusched.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

jusched.exe

pid	process
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe
100	jusched.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe

description	pid	process	target process
PID 2428 wrote to memory of 100	2428	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe	jusched.exe
PID 2428 wrote to memory of 100	2428	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe	jusched.exe
PID 2428 wrote to memory of 100	2428	f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe	jusched.exe

C:\Users\Admin\AppData\Local\Temp\f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe
"C:\Users\Admin\AppData\Local\Temp\f4801982a99e42ea218a51482aa4c879e193beca5a73903365209700b86ad156.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Program Files (x86)\8bdcd58d\jusched.exe
  "C:\Program Files (x86)\8bdcd58d\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\8bdcd58d\8bdcd58d

Filesize
13B

MD5
f253efe302d32ab264a76e0ce65be769

SHA1
768685ca582abd0af2fbb57ca37752aa98c9372b

SHA256
49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

SHA512
1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

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C:\Program Files (x86)\8bdcd58d\jusched.exe

Filesize
57KB

MD5
e83e93f25c8a6193e4ba46c17af0a4f4

SHA1
ba08f749c557f203e2af63669ae5fa56130f814b

SHA256
1bc64f8af587f797684bc45a8f90e9f1908fe1ddd9748491c4d15270801cdbf4

SHA512
1121ba3c5d5d39f652c3b69b0bfeec78bd86e7e7fd15e69d422bd5b5f5b830f76f7bc3a2af5b205affd9695c55bf6b71e1d1943e59a6cfe5d12324353563392a

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