dridex | 31aab5b52840696c422f5caf9cb7a2c4b41957552dbc35b3f35a6d53ff41e5ff

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
24-12-2024 02:15

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General

Target

JaffaCakes118_31aab5b52840696c422f5caf9cb7a2c4b41957552dbc35b3f35a6d53ff41e5ff.dll
Size

188KB
MD5

3ae712ff59d98f890e4b1da40ea554e1
SHA1

b342974e545e8c1ac227993c5bc0c42e5bdc0440
SHA256

31aab5b52840696c422f5caf9cb7a2c4b41957552dbc35b3f35a6d53ff41e5ff
SHA512

7482a129d83d69af26a49f44ed5e55990c89ec34cc573f6a5fb595fd1c7c021ee767c1eb1a6d48613a29b1694f43444472a680a2492908f8f8aae5b1e40e6a54
SSDEEP

3072:DteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz69qM:rq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/768-1-0x0000000075210000-0x0000000075240000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	768	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 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 860 wrote to memory of 768	860	rundll32.exe	30
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31
PID 768 wrote to memory of 2540	768	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31aab5b52840696c422f5caf9cb7a2c4b41957552dbc35b3f35a6d53ff41e5ff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31aab5b52840696c422f5caf9cb7a2c4b41957552dbc35b3f35a6d53ff41e5ff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 300
    3⤵
    - Program crash
    PID:2540

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

Replay Monitor

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Downloads

memory/768-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/768-1-0x0000000075210000-0x0000000075240000-memory.dmp

Filesize
192KB

Download
memory/768-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download