fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7

General

Target

fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe
Size

208KB
MD5

743acdb8356f6b3e3d434fcaf5f2bb6d
SHA1

1a324699b64a050bc6d14e99da5f7fe000411136
SHA256

fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7
SHA512

7464f0bc4f3a476305b29a5a767c5135042dff1f131c73d520f82e43ec46e294ea28e2f8d79711be9a6ac979d73148a6f6e2bb6edca0f8d39b03d2a2de775039
SSDEEP

3072:FVHgCc4xGvbwcU9KQ2BBAHmaPxlVosb5E:YCc4xGxWKQ2Bonx

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
1640	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe
1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.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\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\6b816ba8\jusched.exe	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe
File created	C:\Program Files (x86)\6b816ba8\6b816ba8	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.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 1984 wrote to memory of 1640	1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe	28
PID 1984 wrote to memory of 1640	1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe	28
PID 1984 wrote to memory of 1640	1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe	28
PID 1984 wrote to memory of 1640	1984	fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe	28

C:\Users\Admin\AppData\Local\Temp\fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.exe
"C:\Users\Admin\AppData\Local\Temp\fea4879b4f83f34aa82afc3cece6ce2293088566307a872970a1c9bdaa3d00d7.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:1984
- C:\Program Files (x86)\6b816ba8\jusched.exe
  "C:\Program Files (x86)\6b816ba8\jusched.exe"
  2⤵
  - Executes dropped EXE
  PID:1640

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\6b816ba8\6b816ba8

Filesize
17B

MD5
134c1d489094d6d3399f65b0e9aebc1f

SHA1
612a57fbe6ed3ab9c15b39451171d813314a28d5

SHA256
54f9150d1268f7b4b83dd9fc3ec32274bf749715a5806ff3ca5262f5427d6781

SHA512
b09bf60e4850d05261d81a124a647dd111f42480224eae8a3bd2f64736c38119953703f868ad34194a7ae6dad6aabff4081ba73df262bbe9f5327867c56a48ed

Download Submit
C:\Program Files (x86)\6b816ba8\jusched.exe

Filesize
208KB

MD5
11b02f0a2682e39f77abf5c448cc6eb9

SHA1
489e6a027a9b41f8c1f0a6792d7bd67513d2153e

SHA256
7a73c44eb0a47d6ee4923de3d92dd27d07f4599c9ef1f00ff7bd9b7804d188f1

SHA512
38ca42b28b0a68d19bc15a9e2adbf637e31072dbac293105c0b448c745a55d454c95da65284367f819ed6a0456f8936d6f206b568d216150f23d975c10ec7296

Download Submit
\Program Files (x86)\6b816ba8\jusched.exe

Filesize
208KB

MD5
11b02f0a2682e39f77abf5c448cc6eb9

SHA1
489e6a027a9b41f8c1f0a6792d7bd67513d2153e

SHA256
7a73c44eb0a47d6ee4923de3d92dd27d07f4599c9ef1f00ff7bd9b7804d188f1

SHA512
38ca42b28b0a68d19bc15a9e2adbf637e31072dbac293105c0b448c745a55d454c95da65284367f819ed6a0456f8936d6f206b568d216150f23d975c10ec7296

Download Submit
\Program Files (x86)\6b816ba8\jusched.exe

Filesize
208KB

MD5
11b02f0a2682e39f77abf5c448cc6eb9

SHA1
489e6a027a9b41f8c1f0a6792d7bd67513d2153e

SHA256
7a73c44eb0a47d6ee4923de3d92dd27d07f4599c9ef1f00ff7bd9b7804d188f1

SHA512
38ca42b28b0a68d19bc15a9e2adbf637e31072dbac293105c0b448c745a55d454c95da65284367f819ed6a0456f8936d6f206b568d216150f23d975c10ec7296

Download Submit
memory/1640-62-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1984-54-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1984-55-0x0000000076651000-0x0000000076653000-memory.dmp

Filesize
8KB

Download
memory/1984-56-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1984-61-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

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