869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263

Analysis

max time kernel
172s
max time network
233s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2022 23:35

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General

Target

869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe
Size

129KB
MD5

a895cec1fd2b7a3c3c046fb827745685
SHA1

809a16461d2b8c028ab410ade5ca0928ad2ba2c3
SHA256

869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263
SHA512

b712804e6ba45616697a77a3bac27dff467811d28067a706cdf48e1dfed0be85efff4b5cfb6651c62e3299192e0e16a40f224a97f0b47af9aa5427b621090b8c
SSDEEP

3072:VSpwlIBX6/ko1ccfCTR9gjOIz4pWEQ8Kdk:VSpuOST1cACTfgjdkAb8F

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4324-134-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4324-136-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral2/memory/4324-137-0x0000000000400000-0x0000000000409000-memory.dmp	upx

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	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2544 set thread context of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4324	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 2544 wrote to memory of 4324	2544	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	85
PID 4324 wrote to memory of 3496	4324	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	86
PID 4324 wrote to memory of 3496	4324	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	86
PID 4324 wrote to memory of 3496	4324	869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe	86

C:\Users\Admin\AppData\Local\Temp\869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe
"C:\Users\Admin\AppData\Local\Temp\869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Users\Admin\AppData\Local\Temp\869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe
  "C:\Users\Admin\AppData\Local\Temp\869bc12bb663fff83c4b4bd5841f05cc95d01937d13aae995492470768f5f263.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4324
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\869BC1~1.EXE > nul
    3⤵
    PID:3496

Network

MITRE ATT&CK Enterprise v6

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

Replay Monitor

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Downloads

memory/4324-134-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4324-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4324-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download