dridex | da7703f79e6672af73ea8af6081c9978578037aac4f116cbef20a39d15e73e1e

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 13:37

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General

Target

JaffaCakes118_da7703f79e6672af73ea8af6081c9978578037aac4f116cbef20a39d15e73e1e.dll
Size

184KB
MD5

cd89a318241d9fd2961dd25db9509069
SHA1

69035714a1dae4da1654d8a918e6fe7fd099034c
SHA256

da7703f79e6672af73ea8af6081c9978578037aac4f116cbef20a39d15e73e1e
SHA512

2b375b3db1abafede9dce9703547c00d043c93eec316c7082056ebc914aec404c8f1330d03c704dcda96939058786f52ec7ccb1edb375fdbe0db22bc09b3a2f7
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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/2108-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	2108	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 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2316 wrote to memory of 2108	2316	rundll32.exe	31
PID 2108 wrote to memory of 1988	2108	rundll32.exe	32
PID 2108 wrote to memory of 1988	2108	rundll32.exe	32
PID 2108 wrote to memory of 1988	2108	rundll32.exe	32
PID 2108 wrote to memory of 1988	2108	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da7703f79e6672af73ea8af6081c9978578037aac4f116cbef20a39d15e73e1e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_da7703f79e6672af73ea8af6081c9978578037aac4f116cbef20a39d15e73e1e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 224
    3⤵
    - Program crash
    PID:1988

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/2108-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2108-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp

Filesize
188KB

Download
memory/2108-3-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download