9711e0f1f4b1ea97ecf7ddfe05b27c8f712533c2141f6e2b064d636076e76652

Analysis

max time kernel
92s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2024, 21:27

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General

Target

AWB #281024..scr
Size

972KB
MD5

dbea8d0867f7778d1a4ac7ee5c2ddcc9
SHA1

ac3744a6d1ad36ef9d57fbb6a2f40f1a45f63637
SHA256

88bb9bed8031190a16d24e5e26de559fb3ba8f7cda489b8f09cb40e2e1f2df9a
SHA512

d01230eaf87229e58627d763352b56e5cca8bc4e55fe852ada3df1e16bd6b1285e110e3c7507e5a50c37c391541bf1bcad257f0eebfb55231162edc8ef15a666
SSDEEP

12288:OAgyHUjQ+OXk4lpfL0ND1+EpT3T8DRngh7S54yTf+GYATqgm9MuJr6rq4YjyndWm:ZUj4uhIEpTQVMA2l9MucrZk6z

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
4240	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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	AWB #281024..scr

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 436 set thread context of 4616	436	AWB #281024..scr	92

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 3 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	AWB #281024..scr
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
2256	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
436	AWB #281024..scr
436	AWB #281024..scr
436	AWB #281024..scr
4240	powershell.exe
436	AWB #281024..scr
436	AWB #281024..scr
4240	powershell.exe
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr
4616	AWB #281024..scr

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	436	AWB #281024..scr
Token: SeDebugPrivilege	4240	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 436 wrote to memory of 4240	436	AWB #281024..scr	87
PID 436 wrote to memory of 4240	436	AWB #281024..scr	87
PID 436 wrote to memory of 4240	436	AWB #281024..scr	87
PID 436 wrote to memory of 2256	436	AWB #281024..scr	89
PID 436 wrote to memory of 2256	436	AWB #281024..scr	89
PID 436 wrote to memory of 2256	436	AWB #281024..scr	89
PID 436 wrote to memory of 700	436	AWB #281024..scr	91
PID 436 wrote to memory of 700	436	AWB #281024..scr	91
PID 436 wrote to memory of 700	436	AWB #281024..scr	91
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92
PID 436 wrote to memory of 4616	436	AWB #281024..scr	92

C:\Users\Admin\AppData\Local\Temp\AWB #281024..scr
"C:\Users\Admin\AppData\Local\Temp\AWB #281024..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:436
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zrjxKRHUf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4240
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zrjxKRHUf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC7C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2256
- C:\Users\Admin\AppData\Local\Temp\AWB #281024..scr
  "C:\Users\Admin\AppData\Local\Temp\AWB #281024..scr"
  2⤵
  PID:700
- C:\Users\Admin\AppData\Local\Temp\AWB #281024..scr
  "C:\Users\Admin\AppData\Local\Temp\AWB #281024..scr"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4616

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\Temp\__PSScriptPolicyTest_pk3j2lwe.pls.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAC7C.tmp

Filesize
1KB

MD5
0c7438bd53269870e2652d6924c5fd0a

SHA1
fdfa1ddcdedf74e8e2a05dc59d1647dc9f4230a0

SHA256
4360a904f4ddaaedd4aa85706334e4d8d8ea7e7749486f3a800400e25f4daf85

SHA512
bd61d70e3f7aa2595300530315ce8dd67bfa21ab72396aecfb8a575d1dce08526d21cc77ea87ef48cb5bfed1146d3228cde5a97c3cc28765386f847d0e3e0134

Download Submit
memory/436-6-0x0000000005880000-0x000000000589E000-memory.dmp

Filesize
120KB

Download
memory/436-3-0x0000000005390000-0x0000000005422000-memory.dmp

Filesize
584KB

Download
memory/436-4-0x0000000005520000-0x000000000552A000-memory.dmp

Filesize
40KB

Download
memory/436-5-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/436-37-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/436-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/436-8-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/436-9-0x0000000004DA0000-0x0000000004E2E000-memory.dmp

Filesize
568KB

Download
memory/436-10-0x000000000E210000-0x000000000E2AC000-memory.dmp

Filesize
624KB

Download
memory/436-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/436-2-0x00000000058A0000-0x0000000005E44000-memory.dmp

Filesize
5.6MB

Download
memory/436-1-0x0000000000880000-0x000000000097A000-memory.dmp

Filesize
1000KB

Download
memory/4240-15-0x0000000004B10000-0x0000000004B46000-memory.dmp

Filesize
216KB

Download
memory/4240-61-0x00000000075E0000-0x00000000075F1000-memory.dmp

Filesize
68KB

Download
memory/4240-21-0x0000000005990000-0x00000000059F6000-memory.dmp

Filesize
408KB

Download
memory/4240-20-0x0000000005170000-0x00000000051D6000-memory.dmp

Filesize
408KB

Download
memory/4240-35-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4240-17-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4240-68-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4240-34-0x0000000005A80000-0x0000000005DD4000-memory.dmp

Filesize
3.3MB

Download
memory/4240-18-0x0000000005260000-0x0000000005888000-memory.dmp

Filesize
6.2MB

Download
memory/4240-65-0x0000000007700000-0x0000000007708000-memory.dmp

Filesize
32KB

Download
memory/4240-22-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download
memory/4240-38-0x00000000060B0000-0x00000000060CE000-memory.dmp

Filesize
120KB

Download
memory/4240-39-0x00000000066B0000-0x00000000066FC000-memory.dmp

Filesize
304KB

Download
memory/4240-41-0x0000000075950000-0x000000007599C000-memory.dmp

Filesize
304KB

Download
memory/4240-53-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4240-52-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4240-51-0x000000007F4A0000-0x000000007F4B0000-memory.dmp

Filesize
64KB

Download
memory/4240-54-0x0000000006660000-0x000000000667E000-memory.dmp

Filesize
120KB

Download
memory/4240-40-0x0000000007290000-0x00000000072C2000-memory.dmp

Filesize
200KB

Download
memory/4240-55-0x00000000072D0000-0x0000000007373000-memory.dmp

Filesize
652KB

Download
memory/4240-56-0x0000000007A20000-0x000000000809A000-memory.dmp

Filesize
6.5MB

Download
memory/4240-57-0x00000000073E0000-0x00000000073FA000-memory.dmp

Filesize
104KB

Download
memory/4240-58-0x0000000007450000-0x000000000745A000-memory.dmp

Filesize
40KB

Download
memory/4240-64-0x0000000007720000-0x000000000773A000-memory.dmp

Filesize
104KB

Download
memory/4240-60-0x0000000007660000-0x00000000076F6000-memory.dmp

Filesize
600KB

Download
memory/4240-19-0x00000000050D0000-0x00000000050F2000-memory.dmp

Filesize
136KB

Download
memory/4240-62-0x0000000007610000-0x000000000761E000-memory.dmp

Filesize
56KB

Download
memory/4240-63-0x0000000007620000-0x0000000007634000-memory.dmp

Filesize
80KB

Download
memory/4616-59-0x0000000001340000-0x000000000168A000-memory.dmp

Filesize
3.3MB

Download
memory/4616-23-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/4616-36-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/4616-69-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/4616-70-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download