dridex | 8d7899b8cf148fb87a9764cdb212fc904cec4e3ed38991f2eeb9bd8a21d636d7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 02:03

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General

Target

JaffaCakes118_8d7899b8cf148fb87a9764cdb212fc904cec4e3ed38991f2eeb9bd8a21d636d7.dll
Size

184KB
MD5

a879de882cb1e05b1fecaab5d8fb40b3
SHA1

34b98bed1cc44d38a48ffd9755a7525544bfe33e
SHA256

8d7899b8cf148fb87a9764cdb212fc904cec4e3ed38991f2eeb9bd8a21d636d7
SHA512

f0852f3493bdf39b9caa22de27f20cab5de9428425a36882b9fdbf3c20b57af64819d7ded952de0e344c7322ff1ee0a0e8127072b44064bb09e6ebb4665c4666
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoVlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao7oC

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/1732-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1976	1732	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 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 2400 wrote to memory of 1732	2400	rundll32.exe	30
PID 1732 wrote to memory of 1976	1732	rundll32.exe	32
PID 1732 wrote to memory of 1976	1732	rundll32.exe	32
PID 1732 wrote to memory of 1976	1732	rundll32.exe	32
PID 1732 wrote to memory of 1976	1732	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d7899b8cf148fb87a9764cdb212fc904cec4e3ed38991f2eeb9bd8a21d636d7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d7899b8cf148fb87a9764cdb212fc904cec4e3ed38991f2eeb9bd8a21d636d7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 220
    3⤵
    - Program crash
    PID:1976

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/1732-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1732-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/1732-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download