dridex | 68595ba42f201f1de6018dd0e49ab3cb6dd112debf59bfb171c8cfac1a0c14cf

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 10:29

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General

Target

JaffaCakes118_68595ba42f201f1de6018dd0e49ab3cb6dd112debf59bfb171c8cfac1a0c14cf.dll
Size

184KB
MD5

c84bfb1692d0379a1572e83e97ea3ddf
SHA1

8189a6928ae13c1e08349bd49241eb6f3a891744
SHA256

68595ba42f201f1de6018dd0e49ab3cb6dd112debf59bfb171c8cfac1a0c14cf
SHA512

c7d1da3d2a80112ab3cae3c980cc9e2b9ca92080a4b9c71a0379c4b6146ea5bba82b71992decf5f242e06cd3af7be8f8aa50098c040983eee063a5fecf9e7c8e
SSDEEP

3072:giLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoElzoxss7:giLVCIT4WK2z1W+CUHZj4Skq/eao6oC

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/1600-1-0x00000000753E0000-0x000000007540F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2544	1600	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 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 2584 wrote to memory of 1600	2584	rundll32.exe	30
PID 1600 wrote to memory of 2544	1600	rundll32.exe	32
PID 1600 wrote to memory of 2544	1600	rundll32.exe	32
PID 1600 wrote to memory of 2544	1600	rundll32.exe	32
PID 1600 wrote to memory of 2544	1600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68595ba42f201f1de6018dd0e49ab3cb6dd112debf59bfb171c8cfac1a0c14cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68595ba42f201f1de6018dd0e49ab3cb6dd112debf59bfb171c8cfac1a0c14cf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 220
    3⤵
    - Program crash
    PID:2544

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/1600-1-0x00000000753E0000-0x000000007540F000-memory.dmp

Filesize
188KB

Download
memory/1600-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1600-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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