dridex | fdc750050aa1e5d16fdfa8e5bbee58c96eba3ab8870317019f150e2feb6d759c

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:09

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General

Target

JaffaCakes118_fdc750050aa1e5d16fdfa8e5bbee58c96eba3ab8870317019f150e2feb6d759c.dll
Size

188KB
MD5

3c4a7f240d242131652f1483c301808e
SHA1

ed807daccabc88875aa02e5efd4b247d376325f7
SHA256

fdc750050aa1e5d16fdfa8e5bbee58c96eba3ab8870317019f150e2feb6d759c
SHA512

2cf6a3b953ca32d32cf931a2a90ba40fe2e8150b97a743e9faa2d45ddf5c2872da36e0752cd2e61e1f3522c1f1c1c00374c4a0e6eae9fd8fd05deb3534eea198
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:uq7fYIHBZkTB6DWruUCOwjt

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/2380-1-0x0000000074DC0000-0x0000000074DF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2516	2380	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 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2552 wrote to memory of 2380	2552	rundll32.exe	30
PID 2380 wrote to memory of 2516	2380	rundll32.exe	32
PID 2380 wrote to memory of 2516	2380	rundll32.exe	32
PID 2380 wrote to memory of 2516	2380	rundll32.exe	32
PID 2380 wrote to memory of 2516	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdc750050aa1e5d16fdfa8e5bbee58c96eba3ab8870317019f150e2feb6d759c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdc750050aa1e5d16fdfa8e5bbee58c96eba3ab8870317019f150e2feb6d759c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 300
    3⤵
    - Program crash
    PID:2516

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/2380-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000074DC0000-0x0000000074DF0000-memory.dmp

Filesize
192KB

Download
memory/2380-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download