c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237

General

Target

c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe
Size

268KB
MD5

79ca88d619518f16322ac422702c1343
SHA1

49bd4ba82e8a756beda318a810aa88e1551dfc37
SHA256

c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237
SHA512

cc0c32ad5dda91360865530ef6d952367f64319ec26f05b96c2ce4d22c1e810cb658a737b85933e483399aa71e693aeadbd06b4d8f9b3f5c265cb48d2832e123
SSDEEP

3072:EVHgCc4xGvbwcU9KQ2BBAHmaPxNVoOb5Eu:RCc4xGxWKQ2Bonxh

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
1100	jusched.exe

Loads dropped DLL 2 IoCs

pid	Process
1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe
1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.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	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\59f2b591\jusched.exe	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe
File created	C:\Program Files (x86)\59f2b591\59f2b591	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.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 1480 wrote to memory of 1100	1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe	27
PID 1480 wrote to memory of 1100	1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe	27
PID 1480 wrote to memory of 1100	1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe	27
PID 1480 wrote to memory of 1100	1480	c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe	27

C:\Users\Admin\AppData\Local\Temp\c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.exe
"C:\Users\Admin\AppData\Local\Temp\c9fb1fbe39972d7ba2c127a126e9c22117a306470e75bd0a3a9c480f18ae7237.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:1480
- C:\Program Files (x86)\59f2b591\jusched.exe
  "C:\Program Files (x86)\59f2b591\jusched.exe"
  2⤵
  - Executes dropped EXE
  PID:1100

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)\59f2b591\59f2b591

Filesize
17B

MD5
134c1d489094d6d3399f65b0e9aebc1f

SHA1
612a57fbe6ed3ab9c15b39451171d813314a28d5

SHA256
54f9150d1268f7b4b83dd9fc3ec32274bf749715a5806ff3ca5262f5427d6781

SHA512
b09bf60e4850d05261d81a124a647dd111f42480224eae8a3bd2f64736c38119953703f868ad34194a7ae6dad6aabff4081ba73df262bbe9f5327867c56a48ed

Download Submit
C:\Program Files (x86)\59f2b591\jusched.exe

Filesize
268KB

MD5
aff5ddc4639b4ec9e20f7719b112d04b

SHA1
cd36be220a9ce98cc2e8cac9318d62f7a62a85a3

SHA256
6310cadf7d13e52b5baea1ca13a5b1bf28b6455d32a896714a9d520480dfe68a

SHA512
d898c7a115d8f10fc59b680c017132da064df2d1611c30e05ca2ddb0585296d3ada87f9aa9d6572f7afb2b0550ff42ba6b71cf7e59a03b956a053f0488b78921

Download Submit
\Program Files (x86)\59f2b591\jusched.exe

Filesize
268KB

MD5
aff5ddc4639b4ec9e20f7719b112d04b

SHA1
cd36be220a9ce98cc2e8cac9318d62f7a62a85a3

SHA256
6310cadf7d13e52b5baea1ca13a5b1bf28b6455d32a896714a9d520480dfe68a

SHA512
d898c7a115d8f10fc59b680c017132da064df2d1611c30e05ca2ddb0585296d3ada87f9aa9d6572f7afb2b0550ff42ba6b71cf7e59a03b956a053f0488b78921

Download Submit
\Program Files (x86)\59f2b591\jusched.exe

Filesize
268KB

MD5
aff5ddc4639b4ec9e20f7719b112d04b

SHA1
cd36be220a9ce98cc2e8cac9318d62f7a62a85a3

SHA256
6310cadf7d13e52b5baea1ca13a5b1bf28b6455d32a896714a9d520480dfe68a

SHA512
d898c7a115d8f10fc59b680c017132da064df2d1611c30e05ca2ddb0585296d3ada87f9aa9d6572f7afb2b0550ff42ba6b71cf7e59a03b956a053f0488b78921

Download Submit
memory/1100-61-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1480-54-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1480-55-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1480-60-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

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