darkvision | bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 15:12

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General

Target

bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe
Size

4.1MB
MD5

a3a87410c13cc37b48a9d63d84798a26
SHA1

170685b36ce0c7ca791b80886e88f3955a707527
SHA256

bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4
SHA512

1e7071749d1e96674a6a802a6317e7f71350975516f0c75fe0d0f6d987ad5d6db91ff6cba43a8c03117ddaeccc2ac40e97f10f2cba20204a645e9369fb38b543
SSDEEP

49152:0WMGLpZbOwUvMB/gDck3KcbW4gtRt7P7KUV85:1xB/Mt3jW9BP7KUVc

Score

10^/10

darkvision execution rat

Malware Config

Signatures

DarkVision Rat
DarkVision Rat is a trojan written in C++.
rat darkvision
Darkvision family
darkvision

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
1832	powershell.exe
4832	powershell.exe

Checks BIOS information in registry 2 TTPs 8 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorers.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorers.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{BE5C9BF3-0A41-4A6C-B6A8-511461B7BEF1}.lnk	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
4268	explorers.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1832	powershell.exe
1832	powershell.exe
4832	powershell.exe
4832	powershell.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4268	explorers.exe
4268	explorers.exe
4268	explorers.exe
4268	explorers.exe
4268	explorers.exe
4268	explorers.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	powershell.exe
Token: SeDebugPrivilege	4832	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 3504	4068	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe	83
PID 4068 wrote to memory of 3504	4068	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe	83
PID 4068 wrote to memory of 4268	4068	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe	85
PID 4068 wrote to memory of 4268	4068	bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe	85
PID 3504 wrote to memory of 1832	3504	cmd.exe	86
PID 3504 wrote to memory of 1832	3504	cmd.exe	86
PID 4268 wrote to memory of 3112	4268	explorers.exe	87
PID 4268 wrote to memory of 3112	4268	explorers.exe	87
PID 4268 wrote to memory of 3088	4268	explorers.exe	89
PID 4268 wrote to memory of 3088	4268	explorers.exe	89
PID 3112 wrote to memory of 4832	3112	cmd.exe	90
PID 3112 wrote to memory of 4832	3112	cmd.exe	90
PID 4268 wrote to memory of 3076	4268	explorers.exe	91
PID 4268 wrote to memory of 3076	4268	explorers.exe	91

C:\Users\Admin\AppData\Local\Temp\bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe
"C:\Users\Admin\AppData\Local\Temp\bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3504
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1832
- C:\ProgramData\explorers\explorers.exe
  "C:\ProgramData\explorers\explorers.exe" {8ACDE7F8-56B2-461C-B2DA-0AAADBA16242}
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4268
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3112
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4832
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    - Checks BIOS information in registry
    PID:3088
- - C:\Windows\system32\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Checks BIOS information in registry
    - Drops startup file
    PID:3076

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\explorers\explorers.exe

Filesize
4.1MB

MD5
a3a87410c13cc37b48a9d63d84798a26

SHA1
170685b36ce0c7ca791b80886e88f3955a707527

SHA256
bbb59f158a76d0b043c7d050bba4c4ad82b94d383f9db265119a24360d7279e4

SHA512
1e7071749d1e96674a6a802a6317e7f71350975516f0c75fe0d0f6d987ad5d6db91ff6cba43a8c03117ddaeccc2ac40e97f10f2cba20204a645e9369fb38b543

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vp3hdx1k.bi1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1832-11-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download
memory/1832-25-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download
memory/1832-22-0x000001E6A5250000-0x000001E6A5272000-memory.dmp

Filesize
136KB

Download
memory/1832-10-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download
memory/1832-17-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download
memory/3088-54-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-35-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-76-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-26-0x0000000000E40000-0x0000000000E41000-memory.dmp

Filesize
4KB

Download
memory/3088-27-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-45-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-52-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-55-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-57-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-58-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-59-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-73-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-56-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-72-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-53-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-51-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-49-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-48-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-47-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-50-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-46-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-44-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-43-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-42-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-40-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-39-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-38-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-37-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-36-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-34-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/3088-41-0x0000000002E40000-0x0000000003260000-memory.dmp

Filesize
4.1MB

Download
memory/4068-0-0x00007FF75E2E0000-0x00007FF75E700000-memory.dmp

Filesize
4.1MB

Download
memory/4068-1-0x00007FFB43F30000-0x00007FFB43F32000-memory.dmp

Filesize
8KB

Download
memory/4068-9-0x00007FF75E2E0000-0x00007FF75E700000-memory.dmp

Filesize
4.1MB

Download
memory/4268-7-0x00007FF7854D0000-0x00007FF7858F0000-memory.dmp

Filesize
4.1MB

Download
memory/4268-8-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download
memory/4268-142-0x00007FF7854D0000-0x00007FF7858F0000-memory.dmp

Filesize
4.1MB

Download
memory/4268-144-0x00007FFB43E90000-0x00007FFB44085000-memory.dmp

Filesize
2.0MB

Download