dridex | fcb4376136cc71cd977d00a951af0e340c7bb55c25c95fec213ce9c30e0d9b1f

Analysis

max time kernel
64s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:51

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General

Target

JaffaCakes118_fcb4376136cc71cd977d00a951af0e340c7bb55c25c95fec213ce9c30e0d9b1f.dll
Size

188KB
MD5

d53f78b200e397c07da1e08eea30700f
SHA1

c7510192d52c2dcb3dc21cbd2563a6e27940abc8
SHA256

fcb4376136cc71cd977d00a951af0e340c7bb55c25c95fec213ce9c30e0d9b1f
SHA512

cb39270bfa498c02caf7eaa09737dea64c1ed91879e8d810048dcc95012cb6141c2e93754ea42b2387e915db99748c6ad692ea383007319b27cd9999a704f87c
SSDEEP

3072:AteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM: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/3064-1-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	3064	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 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 2476 wrote to memory of 3064	2476	rundll32.exe	30
PID 3064 wrote to memory of 2780	3064	rundll32.exe	31
PID 3064 wrote to memory of 2780	3064	rundll32.exe	31
PID 3064 wrote to memory of 2780	3064	rundll32.exe	31
PID 3064 wrote to memory of 2780	3064	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcb4376136cc71cd977d00a951af0e340c7bb55c25c95fec213ce9c30e0d9b1f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcb4376136cc71cd977d00a951af0e340c7bb55c25c95fec213ce9c30e0d9b1f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 308
    3⤵
    - Program crash
    PID:2780

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/3064-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/3064-1-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/3064-4-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download