dridex | 26a81104de044c1111e1e550e0fe6b7a1e09c9fb233886c86b37a9c3bd5e671e

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:33

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General

Target

JaffaCakes118_26a81104de044c1111e1e550e0fe6b7a1e09c9fb233886c86b37a9c3bd5e671e.dll
Size

184KB
MD5

2887ffae6f75422f949827579d8408f8
SHA1

4e317c98cbc445e733a356abae91c425827fb695
SHA256

26a81104de044c1111e1e550e0fe6b7a1e09c9fb233886c86b37a9c3bd5e671e
SHA512

f9861ebc76c12da70cb6ff0bc81c2bfa0ad63fbe3ef864f0d38ba695f461201b7a7eb2c5ce291c626ed5cf1e8bbd46a176e9ba903bc0d09617cab501fae7c324
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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/1912-1-0x0000000074B60000-0x0000000074B8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	1912	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 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1728 wrote to memory of 1912	1728	rundll32.exe	30
PID 1912 wrote to memory of 2312	1912	rundll32.exe	31
PID 1912 wrote to memory of 2312	1912	rundll32.exe	31
PID 1912 wrote to memory of 2312	1912	rundll32.exe	31
PID 1912 wrote to memory of 2312	1912	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26a81104de044c1111e1e550e0fe6b7a1e09c9fb233886c86b37a9c3bd5e671e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_26a81104de044c1111e1e550e0fe6b7a1e09c9fb233886c86b37a9c3bd5e671e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1912 -s 220
    3⤵
    - Program crash
    PID:2312

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/1912-1-0x0000000074B60000-0x0000000074B8F000-memory.dmp

Filesize
188KB

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memory/1912-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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