dridex | 0b354b4aa1b314498e5428058be8f27270fe1cb2571bfabd9e1cae060ebfb5ac

Analysis

max time kernel
91s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:39

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General

Target

JaffaCakes118_0b354b4aa1b314498e5428058be8f27270fe1cb2571bfabd9e1cae060ebfb5ac.dll
Size

184KB
MD5

cba8493af0b20ae0240fd991ae83a25c
SHA1

427dd97343172a3f848a54eca085230e7e44f147
SHA256

0b354b4aa1b314498e5428058be8f27270fe1cb2571bfabd9e1cae060ebfb5ac
SHA512

f0e7f791bf2eedd559c3a47126eaaace7d83c880cd32988fd46e98a71f06881d09636cfe3fcefe19154bcefcd68c6ddfe670156031ad4caeea360b5927135fc3
SSDEEP

3072:FJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jia//2uFrSc:ufYOX+wTScR/Xzku9LVwluG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2744-1-0x0000000074B30000-0x0000000074B5F000-memory.dmp	dridex_ldr
behavioral1/memory/2744-3-0x0000000074B30000-0x0000000074B5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1620	2744	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 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2296 wrote to memory of 2744	2296	rundll32.exe	30
PID 2744 wrote to memory of 1620	2744	rundll32.exe	31
PID 2744 wrote to memory of 1620	2744	rundll32.exe	31
PID 2744 wrote to memory of 1620	2744	rundll32.exe	31
PID 2744 wrote to memory of 1620	2744	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b354b4aa1b314498e5428058be8f27270fe1cb2571bfabd9e1cae060ebfb5ac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b354b4aa1b314498e5428058be8f27270fe1cb2571bfabd9e1cae060ebfb5ac.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 220
    3⤵
    - Program crash
    PID:1620

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/2744-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2744-1-0x0000000074B30000-0x0000000074B5F000-memory.dmp

Filesize
188KB

Download
memory/2744-3-0x0000000074B30000-0x0000000074B5F000-memory.dmp

Filesize
188KB

Download