a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d

Analysis

max time kernel
151s
max time network
161s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 21:37

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General

Target

a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe
Size

34KB
MD5

8468e0ec4fb748cc7671d6b1491efa80
SHA1

40e52678fb38a54687cac2721ee5242632ace8b6
SHA256

a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d
SHA512

e06c589edc2b4029385c81f278e917c927b39df815842000a212f01a381b7b8a2349dd433312e9ad6bb07d6f4dc819bf4e420112cf9ad55954e57372a8f4b8f7
SSDEEP

768:AzQYScGrIubHuYtvdxwYHw5FAe2QKncwxJ/:aQTIubHy5wQKF

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1728	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe
1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\f56fe699\jusched.exe	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe
File created	C:\Program Files (x86)\f56fe699\f56fe699	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.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
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe
1728	jusched.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1728	1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe	27
PID 1644 wrote to memory of 1728	1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe	27
PID 1644 wrote to memory of 1728	1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe	27
PID 1644 wrote to memory of 1728	1644	a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe	27

C:\Users\Admin\AppData\Local\Temp\a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe
"C:\Users\Admin\AppData\Local\Temp\a2dc9f74753fad200263a7631587ecea8236462f0b6beb2c977119b610070d6d.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Program Files (x86)\f56fe699\jusched.exe
  "C:\Program Files (x86)\f56fe699\jusched.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1728

Network

MITRE ATT&CK Enterprise v6

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

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Downloads

C:\Program Files (x86)\f56fe699\f56fe699

Filesize
13B

MD5
f253efe302d32ab264a76e0ce65be769

SHA1
768685ca582abd0af2fbb57ca37752aa98c9372b

SHA256
49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

SHA512
1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

Download Submit
C:\Program Files (x86)\f56fe699\jusched.exe

Filesize
34KB

MD5
f913124ce7f0fe0ca080b029463d37bd

SHA1
f3ce4b35131e0b5f27d689c8c3fe26ff6b07e26e

SHA256
522e9a33a3b7b40e194ed04e7318460e4f3780b535863d1900842f6d3f76e3dc

SHA512
1d28842cbf355a94ac0804ed965b92e15c08a624df95d418cd7471a282b56c45b2be584a9bdf8f7dbcda15a126bbe7731ebb731e8bfacb4190e568f2e5aa9eb2

Download Submit
\Program Files (x86)\f56fe699\jusched.exe

Filesize
34KB

MD5
f913124ce7f0fe0ca080b029463d37bd

SHA1
f3ce4b35131e0b5f27d689c8c3fe26ff6b07e26e

SHA256
522e9a33a3b7b40e194ed04e7318460e4f3780b535863d1900842f6d3f76e3dc

SHA512
1d28842cbf355a94ac0804ed965b92e15c08a624df95d418cd7471a282b56c45b2be584a9bdf8f7dbcda15a126bbe7731ebb731e8bfacb4190e568f2e5aa9eb2

Download Submit
\Program Files (x86)\f56fe699\jusched.exe

Filesize
34KB

MD5
f913124ce7f0fe0ca080b029463d37bd

SHA1
f3ce4b35131e0b5f27d689c8c3fe26ff6b07e26e

SHA256
522e9a33a3b7b40e194ed04e7318460e4f3780b535863d1900842f6d3f76e3dc

SHA512
1d28842cbf355a94ac0804ed965b92e15c08a624df95d418cd7471a282b56c45b2be584a9bdf8f7dbcda15a126bbe7731ebb731e8bfacb4190e568f2e5aa9eb2

Download Submit
memory/1644-54-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1644-55-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download
memory/1644-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1728-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1728-64-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download