12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139

Analysis

max time kernel
152s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 10:16

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General

Target

12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe
Size

140KB
MD5

e05c617916fa14f40f7d2d7252ce58ba
SHA1

92c415f627b3f5fa6d4ccfca5b73ada7ec993e61
SHA256

12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139
SHA512

0c52b9f14e96e3bf01d95076219f6c8337e5bd40cc9bc56f1fd7bc45fe3f2165b5f25325b312ddc88b782f05a8c9d4200f30c5c71ca39c42da4742bfd35172ef
SSDEEP

1536:jLe2G4hiyrKfU0B296MAkgu8cBjFouoGNWAD5v2i9l4hT:OEhiy2fR0UMANYoufIAcySh

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-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Classes = "C:\\Users\\Admin\\AppData\\Roaming\\acjdwhge\\fuuusdru.exe"	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	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4416 set thread context of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4940	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe
4940	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4416 wrote to memory of 4940	4416	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	81
PID 4940 wrote to memory of 796	4940	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	83
PID 4940 wrote to memory of 796	4940	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	83
PID 4940 wrote to memory of 796	4940	12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe	83

C:\Users\Admin\AppData\Local\Temp\12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe
"C:\Users\Admin\AppData\Local\Temp\12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4416
- C:\Users\Admin\AppData\Local\Temp\12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe
  "C:\Users\Admin\AppData\Local\Temp\12cfe9977cd669018236d56c3bbb46139039a8b346e6c6efac04604ef7dee139.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4940
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Adds policy Run key to start application
    PID:796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/796-139-0x0000000000160000-0x000000000016E000-memory.dmp

Filesize
56KB

Download
memory/796-140-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/796-141-0x0000000000DD0000-0x0000000000DDD000-memory.dmp

Filesize
52KB

Download
memory/796-142-0x0000000000DD0000-0x0000000000DDD000-memory.dmp

Filesize
52KB

Download
memory/4940-135-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4940-136-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4940-138-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download