7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510

Analysis

max time kernel
142s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2022 09:38

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General

Target

7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe
Size

137KB
MD5

08f6719134204341302d7bb0d5405f40
SHA1

585c99bf8f9e068dcff006e0e4f04e4a3149dd07
SHA256

7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510
SHA512

a7b4874391d313433d78e723bde27de8443dc8d347bcb93cb159847df04a9427097a4c663c7eb62998595286bf3ae4d3b7dd1a1021209ee8f1b4d2269b5860f7
SSDEEP

1536:tr0+D2jmrMxhrVNl5TL9FaNoPovA6jJ4nO3Q1HZu:BYmsNl5TXwoQvAQ+Og15

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.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	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2320	tasklist.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	116	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	116	AUDIODG.EXE
Token: SeDebugPrivilege	2320	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1532	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1532 wrote to memory of 2104	1532	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe	86
PID 1532 wrote to memory of 2104	1532	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe	86
PID 1532 wrote to memory of 2104	1532	7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe	86
PID 2104 wrote to memory of 2320	2104	cmd.exe	88
PID 2104 wrote to memory of 2320	2104	cmd.exe	88
PID 2104 wrote to memory of 2320	2104	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe
"C:\Users\Admin\AppData\Local\Temp\7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 7ca2c878f9892541e137d804bdb8a697236fd1bfe103fbdb24c8e43f0c895510.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2104
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2320

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x504 0x300
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:116

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2104-134-0x0000000000000000-mapping.dmp

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memory/2320-135-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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