dridex | bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 04:12

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General

Target
JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll
Size 184KB
Sample241229-esystasldm
SHA256 bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b
MD5 7a3179361ed30b6775667ca19015ee8b
SHA1 0fd8cfcebfeee45ac5f8540a5b72fba79eeef4b6
SHA512 d95970651661e2f70e8191fe46eb810e6ead69c2572201c24a95ded925841066846045706a13d1d43def8e90384585620550d53dc6a9120ee7ec1a615348ed7b
SSDEEP 3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaoJoC
MD5 SHA1 SHA512 SSDEEP

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/3224-0-0x0000000074C20000-0x0000000074C4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4508	3224	WerFault.exe	82

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 4740 wrote to memory of 3224	4740	rundll32.exe	82
PID 4740 wrote to memory of 3224	4740	rundll32.exe	82
PID 4740 wrote to memory of 3224	4740	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 624
    3⤵
    - Program crash
    PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3224 -ip 3224
1⤵
PID:2184

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/3224-0-0x0000000074C20000-0x0000000074C4F000-memory.dmp

Download

memory/3224-2-0x00000000003F0000-0x00000000003F6000-memory.dmp