dridex | a5969b6ef5299fe1d596644dd3c93c180e00027ef2230c0c1768d5b5862123da

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 19:52

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General

Target

JaffaCakes118_a5969b6ef5299fe1d596644dd3c93c180e00027ef2230c0c1768d5b5862123da.dll
Size

184KB
MD5

eb4a67e7df85c6d06662cd470aa80b60
SHA1

02c2b7d5209a3a11af5c02a8301b90c607d379d9
SHA256

a5969b6ef5299fe1d596644dd3c93c180e00027ef2230c0c1768d5b5862123da
SHA512

3d337404e24253e6ed806379631267995645f886437c416f8d15b77e1aa8bb65717bb190a302c604cc7cc7f920a7a86a3a5ec3a45707353abb4e46f095702867
SSDEEP

3072:iiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoilzoxss7:iiLVCIT4WK2z1W+CUHZj4Skq/eaoIoC

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/2684-1-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2684	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 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2648 wrote to memory of 2684	2648	rundll32.exe	30
PID 2684 wrote to memory of 2760	2684	rundll32.exe	31
PID 2684 wrote to memory of 2760	2684	rundll32.exe	31
PID 2684 wrote to memory of 2760	2684	rundll32.exe	31
PID 2684 wrote to memory of 2760	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5969b6ef5299fe1d596644dd3c93c180e00027ef2230c0c1768d5b5862123da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5969b6ef5299fe1d596644dd3c93c180e00027ef2230c0c1768d5b5862123da.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 220
    3⤵
    - Program crash
    PID:2760

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/2684-0-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/2684-1-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

Download
memory/2684-3-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

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