9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e

Analysis

max time kernel
43s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 08:01

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General

Target

5678909764.scr.exe
Size

723KB
MD5

df30947662e982996810396f8998687c
SHA1

ab1cca67c1d71f95e516a21995d2965761bc6829
SHA256

9bcc5591013f066f47701388e95202aa53483c1b73321eecedafd30de2eb381e
SHA512

41e148f5bd8fe19754f6c676323a1b022c0e79d3be5c5de8b3fc030e2dedb46877e5ff792da2965fc8cfc701724ea914a61a80d43590e77421820d22bb484b9a
SSDEEP

12288:ZFw5wFD3n6UwXUTCBvvFfg6DUT0/PSnyUt9H+nruF39h9sAFJEyvQXDkR:ZF4K9wXKIvFfZRGyI9enr6H93bnQXW

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
2836	powershell.exe
2892	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059
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	5678909764.scr.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
2800	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2836	powershell.exe
2892	powershell.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe
2524	5678909764.scr.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2836	powershell.exe
Token: SeDebugPrivilege	2892	powershell.exe
Token: SeDebugPrivilege	2524	5678909764.scr.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2836	2524	5678909764.scr.exe	29
PID 2524 wrote to memory of 2836	2524	5678909764.scr.exe	29
PID 2524 wrote to memory of 2836	2524	5678909764.scr.exe	29
PID 2524 wrote to memory of 2836	2524	5678909764.scr.exe	29
PID 2524 wrote to memory of 2892	2524	5678909764.scr.exe	31
PID 2524 wrote to memory of 2892	2524	5678909764.scr.exe	31
PID 2524 wrote to memory of 2892	2524	5678909764.scr.exe	31
PID 2524 wrote to memory of 2892	2524	5678909764.scr.exe	31
PID 2524 wrote to memory of 2800	2524	5678909764.scr.exe	33
PID 2524 wrote to memory of 2800	2524	5678909764.scr.exe	33
PID 2524 wrote to memory of 2800	2524	5678909764.scr.exe	33
PID 2524 wrote to memory of 2800	2524	5678909764.scr.exe	33
PID 2524 wrote to memory of 3064	2524	5678909764.scr.exe	35
PID 2524 wrote to memory of 3064	2524	5678909764.scr.exe	35
PID 2524 wrote to memory of 3064	2524	5678909764.scr.exe	35
PID 2524 wrote to memory of 3064	2524	5678909764.scr.exe	35
PID 2524 wrote to memory of 1792	2524	5678909764.scr.exe	36
PID 2524 wrote to memory of 1792	2524	5678909764.scr.exe	36
PID 2524 wrote to memory of 1792	2524	5678909764.scr.exe	36
PID 2524 wrote to memory of 1792	2524	5678909764.scr.exe	36
PID 2524 wrote to memory of 620	2524	5678909764.scr.exe	37
PID 2524 wrote to memory of 620	2524	5678909764.scr.exe	37
PID 2524 wrote to memory of 620	2524	5678909764.scr.exe	37
PID 2524 wrote to memory of 620	2524	5678909764.scr.exe	37
PID 2524 wrote to memory of 1820	2524	5678909764.scr.exe	38
PID 2524 wrote to memory of 1820	2524	5678909764.scr.exe	38
PID 2524 wrote to memory of 1820	2524	5678909764.scr.exe	38
PID 2524 wrote to memory of 1820	2524	5678909764.scr.exe	38
PID 2524 wrote to memory of 2896	2524	5678909764.scr.exe	39
PID 2524 wrote to memory of 2896	2524	5678909764.scr.exe	39
PID 2524 wrote to memory of 2896	2524	5678909764.scr.exe	39
PID 2524 wrote to memory of 2896	2524	5678909764.scr.exe	39

C:\Users\Admin\AppData\Local\Temp\5678909764.scr.exe
"C:\Users\Admin\AppData\Local\Temp\5678909764.scr.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2524
- 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\5678909764.scr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2836
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OsYPcQX.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2892
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OsYPcQX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2443.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2800
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:3064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:620
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1820
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:2896

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

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\tmp2443.tmp

Filesize
1KB

MD5
16ababb51056e8af700c8092497d9c15

SHA1
013ea147ba95a3fe758403075b05e9445b4756ad

SHA256
27a57a55738e6fcd7331e5f1dd9136bcd77d8cf803b270b7f9261b472f0818fa

SHA512
3179d9bfed9e7cc97208c3aa85489fae6122df23821ad3527e7ad87f4f344a18150628012a99a83e4bfcc6f82d64916c127cba01e0d080b4233c7f06a1b3c5ce

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
2fe942c2df4b91d078879d9c87c146c9

SHA1
1b1588891fda4616457a865df8f95ac8789403b2

SHA256
03919d1467d0c1a341e282ffa1965d60b2c21d39334b5cf103c06ffee2560469

SHA512
7b075745d3afdbbcbbc857d28e5baee1c3bab26b0a03323baf958ca376a0d1ada51d8fd5dd713df0356996cfcbceefa8f62a28959a85af1281b4499cda4eefab

Download Submit
memory/2524-3-0x00000000003A0000-0x00000000003BE000-memory.dmp

Filesize
120KB

Download
memory/2524-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-1-0x0000000000970000-0x0000000000A28000-memory.dmp

Filesize
736KB

Download
memory/2524-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2524-4-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2524-5-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-6-0x0000000000840000-0x00000000008C4000-memory.dmp

Filesize
528KB

Download
memory/2524-19-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download