dridex | f0a2dc4407f3915bb1981388e8783b3bc28a66ab70e866eb024a769b893e558d

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 21:01

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General

Target

JaffaCakes118_f0a2dc4407f3915bb1981388e8783b3bc28a66ab70e866eb024a769b893e558d.dll
Size

184KB
MD5

6dd20781fa776c0aa3ea338c13a4f212
SHA1

a957f49b001c9506756462644f02fb9a8f761c2e
SHA256

f0a2dc4407f3915bb1981388e8783b3bc28a66ab70e866eb024a769b893e558d
SHA512

1a83e843fe568c4685e7b89c299b3fd2f8aaae817df92b7d8c7008d229fcf231b541b8b454a362c0b566f2dabdd047535b06e4f6666ed06a53c95123d0b35256
SSDEEP

3072:f92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT1rLA:f9NSMOEpQ1Q3ODAr+V1

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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
behavioral2/memory/4676-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr
behavioral2/memory/4676-2-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3800	4676	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 4676	1676	rundll32.exe	83
PID 1676 wrote to memory of 4676	1676	rundll32.exe	83
PID 1676 wrote to memory of 4676	1676	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f0a2dc4407f3915bb1981388e8783b3bc28a66ab70e866eb024a769b893e558d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f0a2dc4407f3915bb1981388e8783b3bc28a66ab70e866eb024a769b893e558d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4676 -s 616
    3⤵
    - Program crash
    PID:3800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4676 -ip 4676
1⤵
PID:2788

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

Replay Monitor

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Downloads

memory/4676-0-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download
memory/4676-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/4676-2-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/4676-3-0x0000000000880000-0x0000000000886000-memory.dmp

Filesize
24KB

Download