dridex | ffb45bc2f8595e1f8d6df8f771eb43ea384a66ef967c69acb743fb24c3fddda3

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 21:57

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General

Target

JaffaCakes118_ffb45bc2f8595e1f8d6df8f771eb43ea384a66ef967c69acb743fb24c3fddda3.dll
Size

184KB
MD5

65621be07357cd3d2b4ea556ed739104
SHA1

4a764fbb0917c84e19fe8a0b85f723ff44464f1d
SHA256

ffb45bc2f8595e1f8d6df8f771eb43ea384a66ef967c69acb743fb24c3fddda3
SHA512

d8439a2597a25f6aa975077fe913d7ec01d4618604d84f5f99f93b66827ce3796bee3cdc0de45b23332fb8c12cbccec8f9141f7b609db60ef03d0c1001f7b8c5
SSDEEP

3072:AiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:AiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2708-1-0x0000000075390000-0x00000000753BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	2708	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 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2028 wrote to memory of 2708	2028	rundll32.exe	30
PID 2708 wrote to memory of 2820	2708	rundll32.exe	31
PID 2708 wrote to memory of 2820	2708	rundll32.exe	31
PID 2708 wrote to memory of 2820	2708	rundll32.exe	31
PID 2708 wrote to memory of 2820	2708	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffb45bc2f8595e1f8d6df8f771eb43ea384a66ef967c69acb743fb24c3fddda3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffb45bc2f8595e1f8d6df8f771eb43ea384a66ef967c69acb743fb24c3fddda3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 220
    3⤵
    - Program crash
    PID:2820

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/2708-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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memory/2708-1-0x0000000075390000-0x00000000753BF000-memory.dmp

Filesize
188KB

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