dridex | ff99778195c4b7198e6db392c27c3546314755f7708256ae0783540f2b8f42d4

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 20:56

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General

Target

JaffaCakes118_ff99778195c4b7198e6db392c27c3546314755f7708256ae0783540f2b8f42d4.dll
Size

184KB
MD5

01df9d8c778ee91c90b5419fd2ee36bc
SHA1

51144b1d3c8afd6bcdd69e085ef95a546dd2d30e
SHA256

ff99778195c4b7198e6db392c27c3546314755f7708256ae0783540f2b8f42d4
SHA512

74cd08c5ad70639ebf01ebd77b522e9e056501481eeba7e792192291bc46b4b43636f91377b6fec74b2816ec312786ef538bf532e12c7bb5b0e13f88d7830b18
SSDEEP

3072:wiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:wiLVCIT4WK2z1W+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/2340-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2340	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 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff99778195c4b7198e6db392c27c3546314755f7708256ae0783540f2b8f42d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff99778195c4b7198e6db392c27c3546314755f7708256ae0783540f2b8f42d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2464

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/2340-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/2340-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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