6acf8aa7d107cc299d9d04b1f4f8ffe9b717a091ac1d5342adf7ba9bbd96288c

Analysis

max time kernel
93s
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
08-08-2024 23:07

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General

Target

rPurchaseOrders-18271824.scr
Size

802KB
MD5

39f6aa8a76ba2065dc0d8ee0f656c118
SHA1

4913afb62640aa3784960be1a4cedf1d5a0e533e
SHA256

6acf8aa7d107cc299d9d04b1f4f8ffe9b717a091ac1d5342adf7ba9bbd96288c
SHA512

fc56fc61adc3b860f288e617ce50cabe6aad3c0e0ee020fb601d3c75d47f850ac30e7fb81d2b9a3f325c51c872a11110b67a75b0bce6b0eba515b932cee68766
SSDEEP

12288:ebvN2iNLJF0/IW7b3ezYhZtYjRav9vtxNGSXauG/m4bc4ZyhwmQeZ4EUWZJkR:eh13EIWH3NTQavD3GSXtG/mstuSv

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2780	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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	rPurchaseOrders-18271824.scr

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5048 set thread context of 4060	5048	rPurchaseOrders-18271824.scr	89

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 2 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	rPurchaseOrders-18271824.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
5048	rPurchaseOrders-18271824.scr
5048	rPurchaseOrders-18271824.scr
2780	powershell.exe
2780	powershell.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe
4060	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5048	rPurchaseOrders-18271824.scr
Token: SeDebugPrivilege	2780	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 2780	5048	rPurchaseOrders-18271824.scr	87
PID 5048 wrote to memory of 2780	5048	rPurchaseOrders-18271824.scr	87
PID 5048 wrote to memory of 2780	5048	rPurchaseOrders-18271824.scr	87
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89
PID 5048 wrote to memory of 4060	5048	rPurchaseOrders-18271824.scr	89

C:\Users\Admin\AppData\Local\Temp\rPurchaseOrders-18271824.scr
"C:\Users\Admin\AppData\Local\Temp\rPurchaseOrders-18271824.scr" /S
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:5048
- 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\rPurchaseOrders-18271824.scr"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2780
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

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\Temp\__PSScriptPolicyTest_vz35ep2t.bvf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2780-51-0x00000000079B0000-0x00000000079CA000-memory.dmp

Filesize
104KB

Download
memory/2780-50-0x0000000007FF0000-0x000000000866A000-memory.dmp

Filesize
6.5MB

Download
memory/2780-62-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/2780-31-0x0000000006090000-0x00000000063E4000-memory.dmp

Filesize
3.3MB

Download
memory/2780-59-0x0000000007CF0000-0x0000000007CF8000-memory.dmp

Filesize
32KB

Download
memory/2780-58-0x0000000007D10000-0x0000000007D2A000-memory.dmp

Filesize
104KB

Download
memory/2780-57-0x0000000007C10000-0x0000000007C24000-memory.dmp

Filesize
80KB

Download
memory/2780-56-0x0000000007C00000-0x0000000007C0E000-memory.dmp

Filesize
56KB

Download
memory/2780-54-0x0000000007BD0000-0x0000000007BE1000-memory.dmp

Filesize
68KB

Download
memory/2780-53-0x0000000007C50000-0x0000000007CE6000-memory.dmp

Filesize
600KB

Download
memory/2780-20-0x0000000005FB0000-0x0000000006016000-memory.dmp

Filesize
408KB

Download
memory/2780-13-0x00000000050D0000-0x0000000005106000-memory.dmp

Filesize
216KB

Download
memory/2780-32-0x0000000006680000-0x000000000669E000-memory.dmp

Filesize
120KB

Download
memory/2780-15-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/2780-52-0x0000000007A40000-0x0000000007A4A000-memory.dmp

Filesize
40KB

Download
memory/2780-18-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/2780-16-0x0000000005790000-0x0000000005DB8000-memory.dmp

Filesize
6.2MB

Download
memory/2780-19-0x00000000056E0000-0x0000000005702000-memory.dmp

Filesize
136KB

Download
memory/2780-26-0x0000000006020000-0x0000000006086000-memory.dmp

Filesize
408KB

Download
memory/2780-45-0x0000000006C80000-0x0000000006C9E000-memory.dmp

Filesize
120KB

Download
memory/2780-48-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/2780-49-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/2780-14-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/2780-33-0x00000000066D0000-0x000000000671C000-memory.dmp

Filesize
304KB

Download
memory/2780-35-0x0000000071960000-0x00000000719AC000-memory.dmp

Filesize
304KB

Download
memory/2780-34-0x0000000006C40000-0x0000000006C72000-memory.dmp

Filesize
200KB

Download
memory/2780-47-0x0000000007870000-0x0000000007913000-memory.dmp

Filesize
652KB

Download
memory/2780-46-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/4060-11-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4060-64-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4060-63-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/4060-55-0x0000000000F40000-0x000000000128A000-memory.dmp

Filesize
3.3MB

Download
memory/5048-2-0x0000000005750000-0x0000000005CF4000-memory.dmp

Filesize
5.6MB

Download
memory/5048-17-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/5048-8-0x0000000005740000-0x000000000574E000-memory.dmp

Filesize
56KB

Download
memory/5048-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/5048-4-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/5048-10-0x0000000004C30000-0x0000000004CBE000-memory.dmp

Filesize
568KB

Download
memory/5048-7-0x00000000054F0000-0x000000000550A000-memory.dmp

Filesize
104KB

Download
memory/5048-6-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/5048-5-0x0000000005510000-0x00000000055AC000-memory.dmp

Filesize
624KB

Download
memory/5048-3-0x0000000005240000-0x00000000052D2000-memory.dmp

Filesize
584KB

Download
memory/5048-1-0x0000000000780000-0x000000000084C000-memory.dmp

Filesize
816KB

Download
memory/5048-9-0x0000000006600000-0x0000000006616000-memory.dmp

Filesize
88KB

Download