dridex | 13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 17:46

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General

Target

13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19.dll
Size

161KB
MD5

31333ff364b18f31b5b8b4366ade5900
SHA1

36b5445f6006d9eaca6af85712f6a03a9d8035dc
SHA256

13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19
SHA512

9a3eb32e0ca22061a7b91172f715cbe72e53ced53a59ce59ed00783133bfc76fb77d36d94989fcce083723078ee392e6d322c15739a15b049d4e44854c508228
SSDEEP

3072:LR4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:mDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1048-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	1048	WerFault.exe	82

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 1048	2716	rundll32.exe	82
PID 2716 wrote to memory of 1048	2716	rundll32.exe	82
PID 2716 wrote to memory of 1048	2716	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 712
    3⤵
    - Program crash
    PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1048 -ip 1048
1⤵
PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1048-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/1048-2-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

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