4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905

General

Target

4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Size

172KB
MD5

a0f98d66bc9a227e3bc59d93582061ee
SHA1

f427815bacfda545816b6f25218b2aa3b09464e5
SHA256

4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905
SHA512

b845e40db35ccd15595fc2003be104eeac0315b7b74ce82dbd5c61169ae2799edd1437a707f82037a1e925059fc6b840e0464fb4fd82bf624d3afae3c6b76c97
SSDEEP

3072:DLnkbiDMbCst4QW9Gr0duDi2nJSmAGsF7tmSSZEnS5FXiq9QMouHY2xE:DrwiiC9GIdui2JSF7ozWnSCqfoWY

Score

8^/10

persistence

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-929662420-1054238289-2961194603-1000\\$bfcb9398bfb2ca3f1731e604ea3da242\\n."	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe

Deletes itself 1 IoCs

pid	Process
1780	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2548	Explorer.EXE

Unexpected DNS network traffic destination 10 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	194.165.17.3
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	66.85.130.234
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	194.165.17.3
Destination IP	66.85.130.234

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1016 set thread context of 1780	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	83

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\clsid	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-929662420-1054238289-2961194603-1000\\$bfcb9398bfb2ca3f1731e604ea3da242\\n."	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2548	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Token: SeDebugPrivilege	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
Token: SeDebugPrivilege	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 2548	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	31
PID 1016 wrote to memory of 2548	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	31
PID 1016 wrote to memory of 1780	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	83
PID 1016 wrote to memory of 1780	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	83
PID 1016 wrote to memory of 1780	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	83
PID 1016 wrote to memory of 1780	1016	4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe	83

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:2548
- C:\Users\Admin\AppData\Local\Temp\4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe
  "C:\Users\Admin\AppData\Local\Temp\4c589ecc28b26c6ae0a672b03afceb20148c0db16b6bb792561b938e545eb905.exe"
  2⤵
  - Registers COM server for autorun
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:1780

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-929662420-1054238289-2961194603-1000\$bfcb9398bfb2ca3f1731e604ea3da242\n

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

Download Submit
C:\$Recycle.Bin\S-1-5-21-929662420-1054238289-2961194603-1000\$bfcb9398bfb2ca3f1731e604ea3da242\n

Filesize
25KB

MD5
9e0cd37b6d0809cf7d5fa5b521538d0d

SHA1
411ffdbe6c151dbd417bc59fa9dfec22b0adc9f2

SHA256
55d9748f0556576a8d522cf4b8dcfc9717436adcc487d49b3320770432960db2

SHA512
b511ee744dbe6cf0f54cb840d3786e89161115d0038425dde86d57752f76cae7a05f020120b43dc1444bd914c8c1690049e456635cc794fbf90e26794587dfc5

Download Submit
memory/1016-132-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1016-133-0x00000000004F0000-0x0000000000506000-memory.dmp

Filesize
88KB

Download
memory/1016-137-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1016-138-0x00000000004F0000-0x0000000000506000-memory.dmp

Filesize
88KB

Download

Analysis

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