3220d05370089858afc641382a81dd7e36ee4ad2061addfaf9d70b966e20b718

Analysis

max time kernel
134s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/08/2024, 19:45

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General

Target

PqHR.exe
Size

703KB
MD5

7f0bde5df6ebbdceeda83413fc738320
SHA1

0b56f2596dc7a7a98d0658fa713c390fc13e3b58
SHA256

3220d05370089858afc641382a81dd7e36ee4ad2061addfaf9d70b966e20b718
SHA512

65b54ebaeeb4738043de99d0b0426a734f1b5aef4b1060824f9483c61a68d71f3d7386e2673c8b6578f1decbd0d18ca31df3026101304b200e91770a2b3794d1
SSDEEP

12288:6mdn4uUeOJon2ftsknVYzi9FCqW+mizBu0LbDcrnsCQYF9eNQvnoj/TY9VNh6T+6:6gTOJCciUPFCqTmiVt/crnbF9eKnM0V/

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4048	powershell.exe
4884	powershell.exe

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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	PqHR.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4384 set thread context of 4472	4384	PqHR.exe	100

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PqHR.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2912	schtasks.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4384	PqHR.exe
4048	powershell.exe
4884	powershell.exe
4384	PqHR.exe
4048	powershell.exe
4884	powershell.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe
4472	PqHR.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4384	PqHR.exe
Token: SeDebugPrivilege	4048	powershell.exe
Token: SeDebugPrivilege	4884	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4384 wrote to memory of 4048	4384	PqHR.exe	94
PID 4384 wrote to memory of 4048	4384	PqHR.exe	94
PID 4384 wrote to memory of 4048	4384	PqHR.exe	94
PID 4384 wrote to memory of 4884	4384	PqHR.exe	96
PID 4384 wrote to memory of 4884	4384	PqHR.exe	96
PID 4384 wrote to memory of 4884	4384	PqHR.exe	96
PID 4384 wrote to memory of 2912	4384	PqHR.exe	98
PID 4384 wrote to memory of 2912	4384	PqHR.exe	98
PID 4384 wrote to memory of 2912	4384	PqHR.exe	98
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100
PID 4384 wrote to memory of 4472	4384	PqHR.exe	100

C:\Users\Admin\AppData\Local\Temp\PqHR.exe
"C:\Users\Admin\AppData\Local\Temp\PqHR.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PqHR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4048
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\itoAKzfc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4884
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\itoAKzfc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB853.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2912
- C:\Users\Admin\AppData\Local\Temp\PqHR.exe
  "C:\Users\Admin\AppData\Local\Temp\PqHR.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
e31637349e8e22c58284c75f622ba142

SHA1
058e86f953aa77564427c5913cf9b7e10c12f54e

SHA256
90de50aa97b9db6e915ef982e840805c97e4dc40d25c15afc8f3d0f5d25de698

SHA512
efbc5325837d26863802b4f252f45b2b30ead25cf9322bec0b5f6d9dffab16c88ffb8ecd50557030481fa132fdb340544c9952863526afdb0d770d081142d93c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y34so0xd.ryr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB853.tmp

Filesize
1KB

MD5
64a823cf177e57f1573c6c668db93cb2

SHA1
4405e187ca72c3c6625df71db7a29fcdd862b008

SHA256
d522e1445368ae4bd854325eaad02cd53f64bc42263549fe647f2911d674f328

SHA512
b8b6848117de460e00934d448d72ed9eaa582124ac2814ae7de63d55ec87ce2d10d83c88165bd8f8b55a402fe82bc65df8c3f11853087d5590f2dea1f868f5a8

Download Submit
memory/4048-64-0x0000000007300000-0x00000000073A3000-memory.dmp

Filesize
652KB

Download
memory/4048-24-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4048-80-0x0000000007820000-0x000000000782E000-memory.dmp

Filesize
56KB

Download
memory/4048-50-0x00000000062C0000-0x00000000062DE000-memory.dmp

Filesize
120KB

Download
memory/4048-51-0x0000000006850000-0x000000000689C000-memory.dmp

Filesize
304KB

Download
memory/4048-53-0x0000000075370000-0x00000000753BC000-memory.dmp

Filesize
304KB

Download
memory/4048-23-0x0000000005B20000-0x0000000005B42000-memory.dmp

Filesize
136KB

Download
memory/4048-63-0x00000000068A0000-0x00000000068BE000-memory.dmp

Filesize
120KB

Download
memory/4048-16-0x00000000029A0000-0x00000000029D6000-memory.dmp

Filesize
216KB

Download
memory/4048-17-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4048-18-0x00000000053C0000-0x00000000059E8000-memory.dmp

Filesize
6.2MB

Download
memory/4048-19-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4048-89-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4048-52-0x00000000072C0000-0x00000000072F2000-memory.dmp

Filesize
200KB

Download
memory/4384-8-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/4384-4-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4384-10-0x00000000064A0000-0x000000000652E000-memory.dmp

Filesize
568KB

Download
memory/4384-9-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4384-7-0x0000000006900000-0x0000000006918000-memory.dmp

Filesize
96KB

Download
memory/4384-6-0x0000000005710000-0x00000000057C4000-memory.dmp

Filesize
720KB

Download
memory/4384-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/4384-1-0x0000000000750000-0x0000000000806000-memory.dmp

Filesize
728KB

Download
memory/4384-5-0x0000000005220000-0x000000000522A000-memory.dmp

Filesize
40KB

Download
memory/4384-49-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4384-11-0x0000000006750000-0x00000000067EC000-memory.dmp

Filesize
624KB

Download
memory/4384-3-0x00000000052B0000-0x0000000005342000-memory.dmp

Filesize
584KB

Download
memory/4384-2-0x00000000057C0000-0x0000000005D64000-memory.dmp

Filesize
5.6MB

Download
memory/4472-37-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/4884-25-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4884-65-0x0000000075370000-0x00000000753BC000-memory.dmp

Filesize
304KB

Download
memory/4884-38-0x00000000063A0000-0x00000000066F4000-memory.dmp

Filesize
3.3MB

Download
memory/4884-75-0x00000000082C0000-0x000000000893A000-memory.dmp

Filesize
6.5MB

Download
memory/4884-76-0x0000000007C70000-0x0000000007C8A000-memory.dmp

Filesize
104KB

Download
memory/4884-77-0x0000000007CE0000-0x0000000007CEA000-memory.dmp

Filesize
40KB

Download
memory/4884-78-0x0000000007EF0000-0x0000000007F86000-memory.dmp

Filesize
600KB

Download
memory/4884-79-0x0000000007E70000-0x0000000007E81000-memory.dmp

Filesize
68KB

Download
memory/4884-31-0x00000000061D0000-0x0000000006236000-memory.dmp

Filesize
408KB

Download
memory/4884-81-0x0000000007EB0000-0x0000000007EC4000-memory.dmp

Filesize
80KB

Download
memory/4884-82-0x0000000007FB0000-0x0000000007FCA000-memory.dmp

Filesize
104KB

Download
memory/4884-83-0x0000000007F90000-0x0000000007F98000-memory.dmp

Filesize
32KB

Download
memory/4884-32-0x0000000006330000-0x0000000006396000-memory.dmp

Filesize
408KB

Download
memory/4884-21-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4884-90-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download
memory/4884-20-0x0000000074AE0000-0x0000000075290000-memory.dmp

Filesize
7.7MB

Download