dridex | f7e3f5d1acd54baffa113a4eb40fc0a55f069d2c8e9c20ac2c0784305f3e38d9

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 04:24

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General

Target

JaffaCakes118_f7e3f5d1acd54baffa113a4eb40fc0a55f069d2c8e9c20ac2c0784305f3e38d9.dll
Size

184KB
MD5

f8b347d518cd74b3c0c27f470c099c4a
SHA1

6bb845a77f0b99114a43549a2ae8b8226927a005
SHA256

f7e3f5d1acd54baffa113a4eb40fc0a55f069d2c8e9c20ac2c0784305f3e38d9
SHA512

88acf6fe6fe42d8390ec96ce661f9666f485bef2ddfe33bc9db97475b9ae17f4294e2761013f2fb2118b9cf83ac75e45fe4024bdbf9d26b3f2c12e5aea56a07d
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaovlzoxss7:oiLVCIT4WK2z1W+CUHZj4Skq/eaotoC

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/2692-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2692	WerFault.exe	31

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 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2268 wrote to memory of 2692	2268	rundll32.exe	31
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32
PID 2692 wrote to memory of 2788	2692	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7e3f5d1acd54baffa113a4eb40fc0a55f069d2c8e9c20ac2c0784305f3e38d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7e3f5d1acd54baffa113a4eb40fc0a55f069d2c8e9c20ac2c0784305f3e38d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 220
    3⤵
    - Program crash
    PID:2788

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/2692-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2692-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp

Filesize
188KB

Download
memory/2692-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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