66c79ac72ae7d06167cff941e73c5f3ba525606316b3f9bfbdac8db3031136fd

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/11/2024, 04:30

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General

Target
SOF-41593-21052024112851.exe
Size 518KB
Sample241115-e4vwasylbv
SHA256 66c79ac72ae7d06167cff941e73c5f3ba525606316b3f9bfbdac8db3031136fd
MD5 20be611ea4964bbca64e51b103a506b3
SHA1 7baeb297a50bd49bb6e1500d21612e6493c39ada
SHA512 3a35de8a2e1ee6aff4497cf93fc76fed7e2bc42e78522bf62560cfe28e3ecce754cc2906bbaea741fb7b7f134669e85463ec5bb160ec4833749c8ae250534290
SSDEEP 12288:03HI6D3+/w/urQU6PgcnQACyaX5dPIhckBTj+kR:2HIr42rhxaiym5dwv
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

collection discovery execution spyware stealer

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
2756	powershell.exe
2752	powershell.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOF-41593-21052024112851.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOF-41593-21052024112851.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOF-41593-21052024112851.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2452 set thread context of 2668	2452	SOF-41593-21052024112851.exe	37

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 5 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	SOF-41593-21052024112851.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SOF-41593-21052024112851.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
2632	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2452	SOF-41593-21052024112851.exe
2756	powershell.exe
2752	powershell.exe
2668	SOF-41593-21052024112851.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2452	SOF-41593-21052024112851.exe
Token: SeDebugPrivilege	2668	SOF-41593-21052024112851.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2752	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2752	2452	SOF-41593-21052024112851.exe	31
PID 2452 wrote to memory of 2752	2452	SOF-41593-21052024112851.exe	31
PID 2452 wrote to memory of 2752	2452	SOF-41593-21052024112851.exe	31
PID 2452 wrote to memory of 2752	2452	SOF-41593-21052024112851.exe	31
PID 2452 wrote to memory of 2756	2452	SOF-41593-21052024112851.exe	33
PID 2452 wrote to memory of 2756	2452	SOF-41593-21052024112851.exe	33
PID 2452 wrote to memory of 2756	2452	SOF-41593-21052024112851.exe	33
PID 2452 wrote to memory of 2756	2452	SOF-41593-21052024112851.exe	33
PID 2452 wrote to memory of 2632	2452	SOF-41593-21052024112851.exe	34
PID 2452 wrote to memory of 2632	2452	SOF-41593-21052024112851.exe	34
PID 2452 wrote to memory of 2632	2452	SOF-41593-21052024112851.exe	34
PID 2452 wrote to memory of 2632	2452	SOF-41593-21052024112851.exe	34
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37
PID 2452 wrote to memory of 2668	2452	SOF-41593-21052024112851.exe	37

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOF-41593-21052024112851.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOF-41593-21052024112851.exe

C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe
"C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2452
- 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\SOF-41593-21052024112851.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2752
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AwudofIDaGp.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AwudofIDaGp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3C55.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2632
- C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe
  "C:\Users\Admin\AppData\Local\Temp\SOF-41593-21052024112851.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2668

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

tmp3C55.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp3C55.tmp
Size 1KB
SHA256 abdeb869d46cb8e91a667c955fc3feab79a54abfaeccf8dfe8e8cc902521f65f
MD5 deaf5e2d13a28fa9149076c21203acf5
SHA1 80d0ba35dc1969001d05b56325406f91dc30dda1
SHA512 0015a17eecc6ea7d80ba2b0945e381e6e278a2ae3988fdc978b5e66e7cdb86b78cca26ce0642679d49bbf1fa291f2675ff6eb005f7a4d18efba6468bdf2e95be
MD5 SHA1 SHA512

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P9M06JLZX8V6OW97CL3G.temp

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\P9M06JLZX8V6OW97CL3G.temp
Size 7KB
SHA256 ca6fb1f3f70b8c77a81dd28544e4c95f87223d04ed611f3e59c063014a45ff3b
MD5 1dd8ea7529c10defaf9e6c631da877a3
SHA1 940623ade7b77f7d40bd4bb35fc554d840733332
SHA512 6cc4e5ee886c6ef6432e6ef0bc87d6946a54d03a861b0dde4a7f22b4c1a694c79a16241aad0a62fe2b8c22fb695d139c19d3eefe857c84cc2e6b632f8391bd58
SSDEEP 96:cRb6Cx3M83nqvsqvJCwol2Rb6Cx3M83nqvsEHyqvJCwor3VmgTQHQJg7BWXlUVLP:kn3TUolan3TAHnor3V9hJg7BWKP
MD5 SHA1 SHA512 SSDEEP

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memory/2452-31-0x0000000074340000-0x0000000074A2E000-memory.dmp

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memory/2452-1-0x0000000000110000-0x0000000000194000-memory.dmp

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memory/2452-2-0x0000000074340000-0x0000000074A2E000-memory.dmp

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memory/2452-3-0x0000000000340000-0x0000000000352000-memory.dmp

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memory/2452-4-0x0000000074340000-0x0000000074A2E000-memory.dmp

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memory/2452-5-0x0000000004150000-0x00000000041B2000-memory.dmp

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memory/2452-0-0x000000007434E000-0x000000007434F000-memory.dmp

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memory/2668-20-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-28-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-27-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2668-24-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-22-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-18-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2668-30-0x0000000000400000-0x000000000041E000-memory.dmp

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