dridex | a8997de9e9c00c4c6b710ba360846ab8a73e703dbceb10338574736599cea236

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 15:02

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General

Target

JaffaCakes118_a8997de9e9c00c4c6b710ba360846ab8a73e703dbceb10338574736599cea236.dll
Size

184KB
MD5

0a24f1a2afbb1c79b48469a634ab90e1
SHA1

c4adc5fcd678f8801c296f5b0cac7c4554e3f0f2
SHA256

a8997de9e9c00c4c6b710ba360846ab8a73e703dbceb10338574736599cea236
SHA512

d8d78905232c4c7376a9b4bf69548368c9f4f8a26c7ad241fff12f8f7cb791799eccebdb463745cc812c62ea8e921c92e1eb50e3ed9ce57294a462df63af9123
SSDEEP

3072:NiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:NiLVCIT4WK2z1W+CUHZj4Skq/eao5oC

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
behavioral1/memory/2068-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2068	WerFault.exe	30

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 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2620 wrote to memory of 2068	2620	rundll32.exe	30
PID 2068 wrote to memory of 2808	2068	rundll32.exe	31
PID 2068 wrote to memory of 2808	2068	rundll32.exe	31
PID 2068 wrote to memory of 2808	2068	rundll32.exe	31
PID 2068 wrote to memory of 2808	2068	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8997de9e9c00c4c6b710ba360846ab8a73e703dbceb10338574736599cea236.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a8997de9e9c00c4c6b710ba360846ab8a73e703dbceb10338574736599cea236.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 220
    3⤵
    - Program crash
    PID:2808

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/2068-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2068-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp

Filesize
188KB

Download
memory/2068-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download