dridex | fd028d3e848c559a9f9012c79c615ff64f6a80841a738bd3d52a46bc7783d911

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 20:01

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General

Target

JaffaCakes118_fd028d3e848c559a9f9012c79c615ff64f6a80841a738bd3d52a46bc7783d911.dll
Size

184KB
MD5

efa34f511e995e82bc86b7d3179a04b4
SHA1

aa1e26b3d1b272695c0c6b340e95c2bc36bbf0ba
SHA256

fd028d3e848c559a9f9012c79c615ff64f6a80841a738bd3d52a46bc7783d911
SHA512

0143eecec8a7eae0cbdbcc15926bfa1a0dbedaf113d8cddb5fd41f58abb4d342a9c9399e934e3346748c8713ee5302eae0e1382a82d0ad3e875e4e35647b8fb8
SSDEEP

3072:9iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:9iLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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
behavioral2/memory/2040-0-0x00000000754E0000-0x000000007550F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1968	2040	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 532 wrote to memory of 2040	532	rundll32.exe	82
PID 532 wrote to memory of 2040	532	rundll32.exe	82
PID 532 wrote to memory of 2040	532	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd028d3e848c559a9f9012c79c615ff64f6a80841a738bd3d52a46bc7783d911.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd028d3e848c559a9f9012c79c615ff64f6a80841a738bd3d52a46bc7783d911.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 616
    3⤵
    - Program crash
    PID:1968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2040 -ip 2040
1⤵
PID:2676

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/2040-2-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

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memory/2040-0-0x00000000754E0000-0x000000007550F000-memory.dmp

Filesize
188KB

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