dridex | a5de8324c3318bb42cb0918fe52030763615f8cf7e764e99d0be3b74f8bc5c73

Analysis

max time kernel
135s
max time network
139s
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, 22:07

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General

Target

JaffaCakes118_a5de8324c3318bb42cb0918fe52030763615f8cf7e764e99d0be3b74f8bc5c73.dll
Size

177KB
MD5

b8885a01099680e4120e63ea149ba459
SHA1

e9be9e14840e10dd75403629b0438d3cfa09819a
SHA256

a5de8324c3318bb42cb0918fe52030763615f8cf7e764e99d0be3b74f8bc5c73
SHA512

9fab523d1cbf31545f1cc694ec680078b25d1cf6a0d885307668eac15e380c6beae0afeffb9764d69137dfda463bf5aa25a670ea456b3353735c31a324b6b816
SSDEEP

3072:ZuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:FzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/4856-1-0x0000000075520000-0x0000000075551000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1588	4856	WerFault.exe	84

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 764 wrote to memory of 4856	764	rundll32.exe	84
PID 764 wrote to memory of 4856	764	rundll32.exe	84
PID 764 wrote to memory of 4856	764	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5de8324c3318bb42cb0918fe52030763615f8cf7e764e99d0be3b74f8bc5c73.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5de8324c3318bb42cb0918fe52030763615f8cf7e764e99d0be3b74f8bc5c73.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 636
    3⤵
    - Program crash
    PID:1588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 4856 -ip 4856
1⤵
PID:1184

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/4856-0-0x00000000007C0000-0x00000000007C6000-memory.dmp

Filesize
24KB

Download
memory/4856-1-0x0000000075520000-0x0000000075551000-memory.dmp

Filesize
196KB

Download
memory/4856-3-0x00000000007C0000-0x00000000007C6000-memory.dmp

Filesize
24KB

Download