dridex | 33df84288b0311347d90af4287d3bd6a5033f7077b09bbddccbe96c5af4a77d4

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 21:08

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General

Target

JaffaCakes118_33df84288b0311347d90af4287d3bd6a5033f7077b09bbddccbe96c5af4a77d4.dll
Size

188KB
MD5

921cf29701f88bb650d5165b019c4d0d
SHA1

783c3a1bc8b850848f36809dfc8082e94ac06432
SHA256

33df84288b0311347d90af4287d3bd6a5033f7077b09bbddccbe96c5af4a77d4
SHA512

2e650bb0c04635bcacd924a29fffcc8e3816ed963e47be2a40891ae4a73fc5e0c1eb0476de2f8cd9980cd9714a0be235ed7442af7ec589db6028f1f9670f28b2
SSDEEP

3072:AA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo9o:AzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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
behavioral2/memory/3728-0-0x0000000075050000-0x0000000075080000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3472	3728	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 3728	4600	rundll32.exe	82
PID 4600 wrote to memory of 3728	4600	rundll32.exe	82
PID 4600 wrote to memory of 3728	4600	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33df84288b0311347d90af4287d3bd6a5033f7077b09bbddccbe96c5af4a77d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33df84288b0311347d90af4287d3bd6a5033f7077b09bbddccbe96c5af4a77d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 688
    3⤵
    - Program crash
    PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3728 -ip 3728
1⤵
PID:2100

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/3728-0-0x0000000075050000-0x0000000075080000-memory.dmp

Filesize
192KB

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memory/3728-2-0x00000000008A0000-0x00000000008A6000-memory.dmp

Filesize
24KB

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