fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287

Analysis

max time kernel
99s
max time network
154s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 10:55

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General

Target

fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe
Size

27KB
MD5

fe100510c2756b347d9ba836aad05c40
SHA1

0e53acc9a2e14446e0bb43653a393be3e8ef61b3
SHA256

fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287
SHA512

4d863000e810b336268e1ca1441f4901b7c1aed47ccecb44394ae784f235b61f40cafb396739503e9c99dff6b0b334894fc1865a22a21bb4156179084e446892
SSDEEP

384:MwxDJFzm0Rv6+T5ObxoP3yGJTyDhfAvUH2vwXVOUZyh/:fH1rRi+TSiP3hJTyDhfcUHyOx4

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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Mozilla = "C:\\Users\\Admin\\AppData\\Roaming\\B1D508.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1476	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	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe
1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 1476	1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe	28
PID 1488 wrote to memory of 1476	1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe	28
PID 1488 wrote to memory of 1476	1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe	28
PID 1488 wrote to memory of 1476	1488	fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe	28

C:\Users\Admin\AppData\Local\Temp\fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe
"C:\Users\Admin\AppData\Local\Temp\fa21642af7d41f5faef120d702fd17e31a91fff03006a92ee4378c86eb014287.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Deletes itself
  PID:1476

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

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Downloads

memory/1476-57-0x0000000000000000-mapping.dmp

Download
memory/1476-60-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/1476-62-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/1476-61-0x0000000000080000-0x0000000000084000-memory.dmp

Filesize
16KB

Download
memory/1476-63-0x0000000000030000-0x000000000003C000-memory.dmp

Filesize
48KB

Download
memory/1488-54-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1488-55-0x0000000076581000-0x0000000076583000-memory.dmp

Filesize
8KB

Download
memory/1488-58-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download