darkvision | 72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524

Analysis

max time kernel
150s
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
21-01-2025 03:12

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General

Target

72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe
Size

4.0MB
MD5

8fd42c8e20fd0d2bea21bbb085071a9b
SHA1

226135f8d9a8b9d7d326f9056a2ec8ef29c2dd79
SHA256

72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524
SHA512

bb1c8b61380f65d55e8edadc54ae694c6a8a26f8e0b28c09d775f2a67cf7230005bc3d70e81660ebd9345bc08a94ccd851dcd92780cba730fb7698da27c51781
SSDEEP

49152:NE6nkDXO+T4MNxdsLC+1qzIyq/6z7LSIrQmRiHFw8SHGggklJnh81NRvAe:9nkPqx6O6zSkZRiHLSHGggkl9mAe

Score

10^/10

darkvision execution rat

Malware Config

Extracted

Family

darkvision

engvisited101.ddns.net

Signatures

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

Blocklisted process makes network request 7 IoCs

flow	pid	Process
20	4056	cmd.exe
25	4056	cmd.exe
26	4056	cmd.exe
29	4056	cmd.exe
39	4056	cmd.exe
42	4056	cmd.exe
81	4352	cmd.exe

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
2120	powershell.exe
4520	powershell.exe

Checks BIOS information in registry 2 TTPs 14 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\SystemBiosVersion	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cmd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cmd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cmd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Chrorne.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Chrorne.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cmd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorer.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops startup file 5 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk	explorer.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk	cmd.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
412	Chrorne.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2120	powershell.exe
2120	powershell.exe
4520	powershell.exe
4520	powershell.exe

Suspicious behavior: MapViewOfSection 18 IoCs

pid	Process
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe
412	Chrorne.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2120	powershell.exe
Token: SeDebugPrivilege	4520	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 4188	2304	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe	84
PID 2304 wrote to memory of 4188	2304	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe	84
PID 2304 wrote to memory of 412	2304	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe	86
PID 2304 wrote to memory of 412	2304	72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe	86
PID 4188 wrote to memory of 2120	4188	cmd.exe	87
PID 4188 wrote to memory of 2120	4188	cmd.exe	87
PID 412 wrote to memory of 2068	412	Chrorne.exe	88
PID 412 wrote to memory of 2068	412	Chrorne.exe	88
PID 412 wrote to memory of 1224	412	Chrorne.exe	89
PID 412 wrote to memory of 1224	412	Chrorne.exe	89
PID 2068 wrote to memory of 4520	2068	cmd.exe	91
PID 2068 wrote to memory of 4520	2068	cmd.exe	91
PID 412 wrote to memory of 224	412	Chrorne.exe	92
PID 412 wrote to memory of 224	412	Chrorne.exe	92
PID 412 wrote to memory of 4056	412	Chrorne.exe	103
PID 412 wrote to memory of 4056	412	Chrorne.exe	103
PID 412 wrote to memory of 3424	412	Chrorne.exe	113
PID 412 wrote to memory of 3424	412	Chrorne.exe	113
PID 412 wrote to memory of 3844	412	Chrorne.exe	115
PID 412 wrote to memory of 3844	412	Chrorne.exe	115
PID 412 wrote to memory of 4352	412	Chrorne.exe	118
PID 412 wrote to memory of 4352	412	Chrorne.exe	118

C:\Users\Admin\AppData\Local\Temp\72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe
"C:\Users\Admin\AppData\Local\Temp\72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrorne'
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4188
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrorne'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2120
- C:\ProgramData\Chrorne\Chrorne.exe
  "C:\ProgramData\Chrorne\Chrorne.exe" {C3640C55-7268-4A3D-82D1-9ACCF103690E}
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:412
- - C:\Windows\SYSTEM32\cmd.exe
    cmd.exe /c powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrorne'
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2068
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrorne'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4520
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    PID:1224
- - C:\Windows\system32\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Checks BIOS information in registry
    - Drops startup file
    PID:224
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Blocklisted process makes network request
    - Checks BIOS information in registry
    - Checks computer location settings
    - Drops startup file
    PID:4056
- - C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    3⤵
    - Checks BIOS information in registry
    - Drops startup file
    PID:3424
- - C:\Windows\system32\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    - Checks BIOS information in registry
    - Drops startup file
    PID:3844
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Blocklisted process makes network request
    - Checks BIOS information in registry
    - Drops startup file
    PID:4352

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\Chrorne\Chrorne.exe

Filesize
4.0MB

MD5
8fd42c8e20fd0d2bea21bbb085071a9b

SHA1
226135f8d9a8b9d7d326f9056a2ec8ef29c2dd79

SHA256
72e97fb5034c58f98b9faa58766a515374b5cde6433b14380cdefa694652f524

SHA512
bb1c8b61380f65d55e8edadc54ae694c6a8a26f8e0b28c09d775f2a67cf7230005bc3d70e81660ebd9345bc08a94ccd851dcd92780cba730fb7698da27c51781

Download Submit
C:\ProgramData\{0E02B3D6-40D0-48D9-92A9-A27212DB29D2}\{8AD7334A-E2FA-43F4-B97A-75D05756B56F}.bat

Filesize
101B

MD5
86ffa7331bc1cf8d74b3d63e711213c9

SHA1
7575c3ca977791e5163b5466bc0c84a1b8ba3bf4

SHA256
8d27496643c048c2773f87368d7b454cbc8e19a1086dc9054612199829fa361c

SHA512
7f2ecfe7ccab21dcd6bfaea565a69f768361c34580dbe8cdc099e7b8a82e2c74ed64189948edfcfe930c08ac0978f2f27f902c168459b3249b1d5ccb07317eb6

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
2e907f77659a6601fcc408274894da2e

SHA1
9f5b72abef1cd7145bf37547cdb1b9254b4efe9d

SHA256
385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233

SHA512
34fa0fff24f6550f55f828541aaefe5d75c86f8f0842d54b50065e9746f9662bb7209c74c9a9571540b9855bb3851f01db613190024e89b198d485bb5dc07721

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_exvt5ckq.qiq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk

Filesize
1KB

MD5
fe84848e882e58c355a78ae904ee2596

SHA1
132f62012114cd660ca7a2fb924efd20b1144628

SHA256
cf5c47c02dc13114bfb648bf95c915e16c0e7b65eab79d68608f2f63a8303b60

SHA512
1c97a93d634fd42aad078870b05e3d33144e4a7a72750c8c59dbb0c9e1af4f2c1f8c65c8fdaf1b1cf0634cc2a17b6d60c8bed8f41c5d1e3689639e31191fe044

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\{C0D6986D-0020-4742-ABBA-51F33C94CFF4}.lnk

Filesize
1KB

MD5
f415edb1302ba407a951196c3f4c050b

SHA1
17bcd49d595e41e5d92e1ce59b761eee493adc57

SHA256
37a64aaa550c4c6ecf7119f84f0994d6b1ad00e2abec274c73b8546e8c2edcd3

SHA512
e382d63fecefd79e84bd4efa2fb9e6443f1e65953b128925bec001a6e49d2bd77ed17e8e3d54c5c421cac8891b123ee11c82db91a6b649702bebc11c17d333aa

Download Submit
memory/224-94-0x00000231FF860000-0x00000231FFC58000-memory.dmp

Filesize
4.0MB

Download
memory/412-7-0x00007FF7C4910000-0x00007FF7C4D08000-memory.dmp

Filesize
4.0MB

Download
memory/412-135-0x00007FF7C4910000-0x00007FF7C4D08000-memory.dmp

Filesize
4.0MB

Download
memory/412-136-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/412-9-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/1224-46-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-53-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-51-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-52-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-39-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-32-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-23-0x0000000001290000-0x0000000001291000-memory.dmp

Filesize
4KB

Download
memory/1224-49-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-48-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-70-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-45-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-44-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-43-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-41-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-50-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-40-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-42-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-38-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-37-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-36-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-35-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-34-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-33-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-24-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-31-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/1224-47-0x00000000034B0000-0x00000000038A8000-memory.dmp

Filesize
4.0MB

Download
memory/2120-56-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/2120-18-0x0000024646750000-0x0000024646772000-memory.dmp

Filesize
136KB

Download
memory/2120-10-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/2120-12-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/2120-11-0x00007FFA13F70000-0x00007FFA14165000-memory.dmp

Filesize
2.0MB

Download
memory/2304-0-0x00007FF721F50000-0x00007FF722348000-memory.dmp

Filesize
4.0MB

Download
memory/2304-8-0x00007FF721F50000-0x00007FF722348000-memory.dmp

Filesize
4.0MB

Download
memory/2304-1-0x00007FFA14010000-0x00007FFA14012000-memory.dmp

Filesize
8KB

Download