dridex | 72c08339d814009c8587212fcd279653b6ddcd92f844cc15f3598bdc3606c531

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
24-12-2024 03:00

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General

Target

JaffaCakes118_72c08339d814009c8587212fcd279653b6ddcd92f844cc15f3598bdc3606c531.dll
Size

188KB
MD5

642edee5a8c1e5aad711ddd50137589c
SHA1

5cf555c97d9583a010c6712205832d4cb8a6b063
SHA256

72c08339d814009c8587212fcd279653b6ddcd92f844cc15f3598bdc3606c531
SHA512

a1879d3475389ba5dfdcdf351c8dd6d6a09fe47483dfac54db96f7d21ab1bb62f2d8c8fde44e24eaa7f4f0a36c4728db5d3309cb6afe8a7e00534d5c5ef3a255
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Tq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2236-1-0x0000000074730000-0x0000000074760000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	2236	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 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2236 wrote to memory of 2552	2236	rundll32.exe	32
PID 2236 wrote to memory of 2552	2236	rundll32.exe	32
PID 2236 wrote to memory of 2552	2236	rundll32.exe	32
PID 2236 wrote to memory of 2552	2236	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72c08339d814009c8587212fcd279653b6ddcd92f844cc15f3598bdc3606c531.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72c08339d814009c8587212fcd279653b6ddcd92f844cc15f3598bdc3606c531.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 300
    3⤵
    - Program crash
    PID:2552

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/2236-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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memory/2236-1-0x0000000074730000-0x0000000074760000-memory.dmp

Filesize
192KB

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