dridex | 9e266da826e25bc3ed0f2e35aed50ce8b5c780500c8dde88b8911c98e6dd0c26

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:48

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General

Target

JaffaCakes118_9e266da826e25bc3ed0f2e35aed50ce8b5c780500c8dde88b8911c98e6dd0c26.dll
Size

184KB
MD5

a6273d1ff5e5b6dc2a2a4eb316e5e2a7
SHA1

f8d9fee8ce4553dde1e97b865cb009936b623088
SHA256

9e266da826e25bc3ed0f2e35aed50ce8b5c780500c8dde88b8911c98e6dd0c26
SHA512

c993dec9bbbf0bac25a68bb84596de96fb559378da85f344bd6d57b27e70e4d89f0ebcfbc6882cdcc6b88e841755f0fcd8d19747e390708f433845b0793cf635
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JVa//2uFrSc:mfYOX+wTScR/Xzku9LVwuuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1720-0-0x0000000075290000-0x00000000752BF000-memory.dmp	dridex_ldr
behavioral1/memory/1720-3-0x0000000075290000-0x00000000752BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1440	1720	WerFault.exe	31

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 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1728 wrote to memory of 1720	1728	rundll32.exe	31
PID 1720 wrote to memory of 1440	1720	rundll32.exe	32
PID 1720 wrote to memory of 1440	1720	rundll32.exe	32
PID 1720 wrote to memory of 1440	1720	rundll32.exe	32
PID 1720 wrote to memory of 1440	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e266da826e25bc3ed0f2e35aed50ce8b5c780500c8dde88b8911c98e6dd0c26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e266da826e25bc3ed0f2e35aed50ce8b5c780500c8dde88b8911c98e6dd0c26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 220
    3⤵
    - Program crash
    PID:1440

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/1720-0-0x0000000075290000-0x00000000752BF000-memory.dmp

Filesize
188KB

Download
memory/1720-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1720-3-0x0000000075290000-0x00000000752BF000-memory.dmp

Filesize
188KB

Download