dridex | fc3d75aea029737798bda9fc0131e994b1dcb97af5173c1541f7abd6afccda96

Analysis

max time kernel
95s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 00:25

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General

Target

JaffaCakes118_fc3d75aea029737798bda9fc0131e994b1dcb97af5173c1541f7abd6afccda96.dll
Size

184KB
MD5

8536f861bd246a6c59d53c3062bc7d51
SHA1

36d6874a33a73840f7b54caf149f2fc33ef46157
SHA256

fc3d75aea029737798bda9fc0131e994b1dcb97af5173c1541f7abd6afccda96
SHA512

44800293f4c2f68cd95cff7f20790ac55022e3b3e002ce2b369223f5f86ba84f0e977280f6f62ca944392b0c769a90eb50ed4382cae358fe02bc7af39fb84179
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao0lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoKoC

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
behavioral2/memory/3108-0-0x00000000753F0000-0x000000007541F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3540	3108	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 3108	1260	rundll32.exe	83
PID 1260 wrote to memory of 3108	1260	rundll32.exe	83
PID 1260 wrote to memory of 3108	1260	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc3d75aea029737798bda9fc0131e994b1dcb97af5173c1541f7abd6afccda96.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc3d75aea029737798bda9fc0131e994b1dcb97af5173c1541f7abd6afccda96.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 616
    3⤵
    - Program crash
    PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3108 -ip 3108
1⤵
PID:4264

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/3108-2-0x0000000000D10000-0x0000000000D16000-memory.dmp

Filesize
24KB

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memory/3108-0-0x00000000753F0000-0x000000007541F000-memory.dmp

Filesize
188KB

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