b1a522cf1688c79e5148c41caa7ebf9c71f9cb0a87e3d2c3acd4a0e5f9c22705

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 16:04

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General

Target
$APPDATA/yonetici/agent/ht/ZipExeStub.exe
Size 26KB
Sample240611-thzppatalj
SHA256 0e1d1b6545d1162c755e0b22c97dfd337dfc64fb8791704a93c84d448b44511f
MD5 69aa866258d8c730bf1feffeabe57fa5
SHA1 b4a895c279b6900e60cb5e90cdd5a6e9b79828af
SHA512 faf62cd96aacf1a94d4e893e4ecad9f494ecc61f548f0b955f3f47405696c6b1ccaac4a3b57dd9a56cbf0db81b64a36c55fce31a983a26be5a66d41c9b1ed5a1
SSDEEP 384:BsJQbkxQ7ECMcxIHe7g6ihJSxUCR1rgCPKabK2t0X5P7DZ+uelWLwWfLCcMe/oTC:BsJQb9Mcxqe7FRJBOtL3d/o+
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	3276	dw20.exe
Token: SeBackupPrivilege	3276	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 3276	1300	ZipExeStub.exe	86
PID 1300 wrote to memory of 3276	1300	ZipExeStub.exe	86

C:\Users\Admin\AppData\Local\Temp\$APPDATA\yonetici\agent\ht\ZipExeStub.exe
"C:\Users\Admin\AppData\Local\Temp\$APPDATA\yonetici\agent\ht\ZipExeStub.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
  dw20.exe -x -s 1756
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1300-0-0x00007FFDE6565000-0x00007FFDE6566000-memory.dmp

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memory/1300-1-0x00007FFDE62B0000-0x00007FFDE6C51000-memory.dmp

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memory/1300-8-0x00007FFDE62B0000-0x00007FFDE6C51000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads