dridex | e4a386e28dfda570c7cf3a3878ebeee36f4b6a771f1604df6c2205c4a2794e9c

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:41

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General

Target

JaffaCakes118_e4a386e28dfda570c7cf3a3878ebeee36f4b6a771f1604df6c2205c4a2794e9c.dll
Size

188KB
MD5

cbb1affd6670680e3d6d9074cbf99e44
SHA1

365145a0d4af49d0b8f18fa022c37cb14063031e
SHA256

e4a386e28dfda570c7cf3a3878ebeee36f4b6a771f1604df6c2205c4a2794e9c
SHA512

c0531d445e93c5c8c655363aa523517a7d9607d7a245ac7eacb6b1ce0f826bd1a0f74fc6dc2cc036099ff4d44d69db142c4afde526c04620d7bcd4b605631d19
SSDEEP

3072:jA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoso:jzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2696-1-0x0000000074540000-0x0000000074570000-memory.dmp	dridex_ldr
behavioral1/memory/2696-2-0x0000000074540000-0x0000000074570000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2868	2696	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 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2696 wrote to memory of 2868	2696	rundll32.exe	32
PID 2696 wrote to memory of 2868	2696	rundll32.exe	32
PID 2696 wrote to memory of 2868	2696	rundll32.exe	32
PID 2696 wrote to memory of 2868	2696	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4a386e28dfda570c7cf3a3878ebeee36f4b6a771f1604df6c2205c4a2794e9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4a386e28dfda570c7cf3a3878ebeee36f4b6a771f1604df6c2205c4a2794e9c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 300
    3⤵
    - Program crash
    PID:2868

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/2696-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2696-1-0x0000000074540000-0x0000000074570000-memory.dmp

Filesize
192KB

Download
memory/2696-2-0x0000000074540000-0x0000000074570000-memory.dmp

Filesize
192KB

Download
memory/2696-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download