dridex | bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:12

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General

Target

JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll
Size

184KB
MD5

7a3179361ed30b6775667ca19015ee8b
SHA1

0fd8cfcebfeee45ac5f8540a5b72fba79eeef4b6
SHA256

bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b
SHA512

d95970651661e2f70e8191fe46eb810e6ead69c2572201c24a95ded925841066846045706a13d1d43def8e90384585620550d53dc6a9120ee7ec1a615348ed7b
SSDEEP

3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eaoJoC

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/1812-0-0x00000000746E0000-0x000000007470F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2128	1812	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 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1328 wrote to memory of 1812	1328	rundll32.exe	30
PID 1812 wrote to memory of 2128	1812	rundll32.exe	32
PID 1812 wrote to memory of 2128	1812	rundll32.exe	32
PID 1812 wrote to memory of 2128	1812	rundll32.exe	32
PID 1812 wrote to memory of 2128	1812	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bba5b828a930327ee099ee8b2d532992967d43e0a61c34ae1c01605d4bc32c2b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 220
    3⤵
    - Program crash
    PID:2128

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/1812-0-0x00000000746E0000-0x000000007470F000-memory.dmp

Filesize
188KB

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memory/1812-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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