dridex | 7b249dfc71ba948fce584d1a3271b0ae66d154bdcfd1afafcab7fdaec1a1acb2

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:35

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General

Target

JaffaCakes118_7b249dfc71ba948fce584d1a3271b0ae66d154bdcfd1afafcab7fdaec1a1acb2.dll
Size

188KB
MD5

ba48915b646e83a271477076a93bbd65
SHA1

eb60dc1f3313433205aeaa0a5abb2617edfdbb5f
SHA256

7b249dfc71ba948fce584d1a3271b0ae66d154bdcfd1afafcab7fdaec1a1acb2
SHA512

de5d86461ee6375e359aa3282868219c97fa830a8c510d1b2abee8537a924ea1b865ad476775760afd7f8a839958eb633849a8f9df38190d2cbee8d305c2462c
SSDEEP

3072:DteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzM9qM:rq7fYIHBZkTB6DWruUCOwjt

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/1596-1-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	1596	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 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 1596 wrote to memory of 2540	1596	rundll32.exe	31
PID 1596 wrote to memory of 2540	1596	rundll32.exe	31
PID 1596 wrote to memory of 2540	1596	rundll32.exe	31
PID 1596 wrote to memory of 2540	1596	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b249dfc71ba948fce584d1a3271b0ae66d154bdcfd1afafcab7fdaec1a1acb2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b249dfc71ba948fce584d1a3271b0ae66d154bdcfd1afafcab7fdaec1a1acb2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 300
    3⤵
    - Program crash
    PID:2540

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/1596-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1596-1-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/1596-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download