cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6

General

Target

cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe
Size

152KB
MD5

f4723d0ca2f1b5c9be01437d1eb4d835
SHA1

bce452892d0152589a89299afa2a75696e8c9b03
SHA256

cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6
SHA512

4e76c51d4fe86c03fe309aaa02f6785045b32abdce25d47d7904cee4d5c5041f8ea46b71b8ef977c2e0d24d413bbab916af7de587e9053ef5b557963011a550c
SSDEEP

3072:5OF1e11TFWpNohYkQr0jeLwJr95bJoBFx/63P:oUYQqLwhHbWLxC3

Score

8^/10

persistence

Malware Config

Signatures

Adds policy 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\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Netscape = "C:\\Users\\Admin\\AppData\\Roaming\\5F3DB3.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1852	svchost.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe
1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1788 wrote to memory of 1068	1788	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	28
PID 1068 wrote to memory of 1852	1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	29
PID 1068 wrote to memory of 1852	1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	29
PID 1068 wrote to memory of 1852	1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	29
PID 1068 wrote to memory of 1852	1068	cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe	29

C:\Users\Admin\AppData\Local\Temp\cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe
"C:\Users\Admin\AppData\Local\Temp\cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Local\Temp\cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe
  "C:\Users\Admin\AppData\Local\Temp\cb8c6531b448174dabbeeb639399c4ff5c48c4c1fbddb85f114958467e19eca6.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1068
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Adds policy Run key to start application
    - Deletes itself
    PID:1852

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

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1068-66-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-68-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-64-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-61-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-58-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-60-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-57-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-56-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1068-65-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/1852-69-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1852-70-0x0000000000670000-0x0000000000678000-memory.dmp

Filesize
32KB

Download
memory/1852-71-0x00000000000C0000-0x00000000000C4000-memory.dmp

Filesize
16KB

Download
memory/1852-72-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/1852-73-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download

Analysis

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