dridex | 13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
behavioral1/memory/1016-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2116	1016	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 2132 wrote to memory of 1016	2132	rundll32.exe	30
PID 1016 wrote to memory of 2116	1016	rundll32.exe	32
PID 1016 wrote to memory of 2116	1016	rundll32.exe	32
PID 1016 wrote to memory of 2116	1016	rundll32.exe	32
PID 1016 wrote to memory of 2116	1016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\13c94e1dadd128bbd14c961332f4755d04123b1cc6bc30698da22457f8624c19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1016 -s 256
    3⤵
    - Program crash
    PID:2116

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

Replay Monitor

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Downloads

memory/1016-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1016-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1016-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download