3123af93014a5a5c49aa6fd2118f6805041af178c222be27e30b2fd477085c19

Resubmissions

11/12/2024, 15:32

241211-sy44nssrdm10

09/08/2024, 21:57

06/08/2024, 13:03

06/08/2024, 13:01

06/08/2024, 12:52

06/08/2024, 12:29

06/08/2024, 12:29

06/08/2024, 12:26

Analysis

max time kernel
57s
max time network
40s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
06/08/2024, 12:52

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General

Target
1/bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe
Size 759KB
Sample240806-p3672stdkg
SHA256 bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd
MD5 3da3fb16927c47114ad0bb865c08467c
SHA1 b1d7037b0347bd9c8c215270166b0bcd46b8f8eb
SHA512 7aa677f24ef99ca32ad114fe8b95a444716b37a27f40e67b76abeb124d6e0364206a1e2fa373f3792b4684fae479a66d9653d30e5bdfecf8889cbf70aa6e71ab
SSDEEP 12288:reUDWx2PQf9TtNBY2JgD9WFtJ0m1+Xeb4/E5xdHKcWA6H4J2jqo/ZoM7+SdvKWny:rzawM9TJY3MbJ1gXRUzHKJNH4wnxotc4
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

discovery execution persistence privilege_escalation

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
1816	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 2440 set thread context of 3340	2440	vbc.exe	52
PID 2440 set thread context of 1488	2440	vbc.exe	94
PID 1488 set thread context of 3340	1488	sethc.exe	52

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

System Information Discovery
T1082
Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
persistence privilege_escalation

Accessibility Features
T1546.008

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	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sethc.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
1692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
1816	powershell.exe
1816	powershell.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
2440	vbc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe
1488	sethc.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2440	vbc.exe
3340	Explorer.EXE
3340	Explorer.EXE
1488	sethc.exe
1488	sethc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1816	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 1816	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	88
PID 1892 wrote to memory of 1816	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	88
PID 1892 wrote to memory of 1816	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	88
PID 1892 wrote to memory of 1692	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	89
PID 1892 wrote to memory of 1692	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	89
PID 1892 wrote to memory of 1692	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	89
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 1892 wrote to memory of 2440	1892	bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe	92
PID 3340 wrote to memory of 1488	3340	Explorer.EXE	94
PID 3340 wrote to memory of 1488	3340	Explorer.EXE	94
PID 3340 wrote to memory of 1488	3340	Explorer.EXE	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Users\Admin\AppData\Local\Temp\1\bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe
  "C:\Users\Admin\AppData\Local\Temp\1\bb29aeb6ceecc37829b40e36f91a4620d7e0aae16b1ceea70bb70135e11172bd.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1892
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jwdzPHVxBgkqwG.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1816
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jwdzPHVxBgkqwG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3A5.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1692
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2440
- C:\Windows\SysWOW64\sethc.exe
  "C:\Windows\SysWOW64\sethc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:1488

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

Scripting

T1064

Persistence

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Scripting

T1064

Credential Access

Discovery

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

__PSScriptPolicyTest_feind1nn.eow.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_feind1nn.eow.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

tmp3A5.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp3A5.tmp
Size 1KB
SHA256 1e387e4704b88cfd7890e2c3c554dc196136486a556ccab994077dbb5d6917ff
MD5 c350beb59c27f0dae201497e563818d5
SHA1 a8cc3488be6cc92c9818731f1b7e57cc8fbce7a3
SHA512 48d2861d14e6488f91c61ede9d309bf1c76db016e326f7145ab71051d2b14ce982acd523de78532f5bb915b961d5fe14f1968ba97e194a354cb4c972fc92514e
MD5 SHA1 SHA512

Submit Download

memory/1488-69-0x0000000000C00000-0x0000000000C3F000-memory.dmp

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memory/1488-67-0x0000000000C00000-0x0000000000C3F000-memory.dmp

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memory/1816-56-0x0000000007A10000-0x0000000007AA6000-memory.dmp

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memory/1816-55-0x0000000007800000-0x000000000780A000-memory.dmp

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memory/1816-64-0x0000000074630000-0x0000000074DE1000-memory.dmp

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memory/1816-61-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

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memory/1816-60-0x0000000007AD0000-0x0000000007AEA000-memory.dmp

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memory/1816-59-0x00000000079D0000-0x00000000079E5000-memory.dmp

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memory/1816-58-0x00000000079C0000-0x00000000079CE000-memory.dmp

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memory/1816-57-0x0000000007990000-0x00000000079A1000-memory.dmp

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memory/1816-36-0x0000000006430000-0x000000000644E000-memory.dmp

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memory/1816-18-0x0000000004FC0000-0x0000000004FF6000-memory.dmp

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memory/1816-54-0x0000000007780000-0x000000000779A000-memory.dmp

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memory/1816-19-0x0000000005680000-0x0000000005CAA000-memory.dmp

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memory/1816-20-0x0000000074630000-0x0000000074DE1000-memory.dmp

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memory/1816-21-0x0000000074630000-0x0000000074DE1000-memory.dmp

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memory/1816-23-0x0000000005D20000-0x0000000005D86000-memory.dmp

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memory/1816-53-0x0000000007DC0000-0x000000000843A000-memory.dmp

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memory/1816-22-0x0000000005CB0000-0x0000000005D16000-memory.dmp

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memory/1816-39-0x0000000074EE0000-0x0000000074F2C000-memory.dmp

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memory/1816-51-0x0000000007420000-0x00000000074C4000-memory.dmp

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memory/1816-50-0x00000000073F0000-0x000000000740E000-memory.dmp

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memory/1816-38-0x0000000006A00000-0x0000000006A34000-memory.dmp

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memory/1816-48-0x000000007F8B0000-0x000000007F8C0000-memory.dmp

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memory/1816-37-0x00000000064C0000-0x000000000650C000-memory.dmp

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memory/1816-49-0x0000000005040000-0x0000000005050000-memory.dmp

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memory/1892-10-0x0000000007060000-0x000000000706E000-memory.dmp

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memory/1892-35-0x0000000074630000-0x0000000074DE1000-memory.dmp

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memory/1892-1-0x0000000000D80000-0x0000000000E44000-memory.dmp

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memory/1892-2-0x0000000005F50000-0x00000000064F6000-memory.dmp

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memory/1892-6-0x0000000006500000-0x0000000006857000-memory.dmp

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memory/1892-3-0x00000000058E0000-0x0000000005972000-memory.dmp

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memory/1892-4-0x0000000074630000-0x0000000074DE1000-memory.dmp

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memory/1892-12-0x0000000009AE0000-0x0000000009B7C000-memory.dmp

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memory/1892-5-0x0000000005A90000-0x0000000005A9A000-memory.dmp

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memory/1892-0-0x000000007463E000-0x000000007463F000-memory.dmp

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memory/1892-8-0x0000000006E90000-0x0000000006EB2000-memory.dmp

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memory/1892-11-0x0000000007080000-0x000000000710A000-memory.dmp

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memory/1892-9-0x0000000007010000-0x000000000702A000-memory.dmp

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memory/1892-7-0x0000000005D20000-0x0000000005D32000-memory.dmp

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memory/2440-29-0x0000000000400000-0x0000000000443000-memory.dmp

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memory/2440-65-0x0000000000400000-0x0000000000443000-memory.dmp

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memory/2440-66-0x0000000000400000-0x0000000000443000-memory.dmp

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memory/2440-52-0x0000000001630000-0x0000000001986000-memory.dmp

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memory/2440-68-0x0000000000400000-0x0000000000443000-memory.dmp

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memory/2440-33-0x0000000000400000-0x0000000000443000-memory.dmp

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