dridex | 85d4438c8517169fc7b1bbc9d2bab9fceb04d70375fdfdadaae6aaada40af997

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
30-12-2024 19:10

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General

Target

JaffaCakes118_85d4438c8517169fc7b1bbc9d2bab9fceb04d70375fdfdadaae6aaada40af997.dll
Size

184KB
MD5

4e2fa167547c233b3b3816369600e360
SHA1

0bd111abe3d0518e3322ff2be6da6aa4abf432f0
SHA256

85d4438c8517169fc7b1bbc9d2bab9fceb04d70375fdfdadaae6aaada40af997
SHA512

d086a4dbdd2ca38ded4dc6aab6f8c265c77d0c7a5fc1bb897e9b1e12af7a91955c00ad4fe0d433185c13daffa6ba55ede74befe018a78c0d96ee3ffffd43881f
SSDEEP

3072:ZiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoYlzoxss7:ZiLVCIT4WK2z1W+CUHZj4Skq/eaoGoC

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/2840-1-0x00000000751D0000-0x00000000751FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2840	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 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2968 wrote to memory of 2840	2968	rundll32.exe	30
PID 2840 wrote to memory of 2832	2840	rundll32.exe	31
PID 2840 wrote to memory of 2832	2840	rundll32.exe	31
PID 2840 wrote to memory of 2832	2840	rundll32.exe	31
PID 2840 wrote to memory of 2832	2840	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d4438c8517169fc7b1bbc9d2bab9fceb04d70375fdfdadaae6aaada40af997.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d4438c8517169fc7b1bbc9d2bab9fceb04d70375fdfdadaae6aaada40af997.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 220
    3⤵
    - Program crash
    PID:2832

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/2840-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2840-1-0x00000000751D0000-0x00000000751FF000-memory.dmp

Filesize
188KB

Download
memory/2840-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download