dridex | 8da550ef8d8b0a02b06a4161d396ae2bf321e3be28f38703bc2fc24d7a9ef43b

Analysis

max time kernel
90s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:13

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General

Target

JaffaCakes118_8da550ef8d8b0a02b06a4161d396ae2bf321e3be28f38703bc2fc24d7a9ef43b.dll
Size

163KB
MD5

d954aecf7de240ebb060ee9fe1477b9b
SHA1

c40423f02895eb3e8cc7e4fab5333ccd6ea2d6d3
SHA256

8da550ef8d8b0a02b06a4161d396ae2bf321e3be28f38703bc2fc24d7a9ef43b
SHA512

cbe9822648c0fbea058eadfa8fce23d9a395f16646d08e050381c17ca04ece9cdaa073c31a7ea46bf2d771d57a203c879fb6620f4081d475cba5a2f41238df26
SSDEEP

3072:V9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:V9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/2440-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2440-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2440	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 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2744 wrote to memory of 2440	2744	rundll32.exe	30
PID 2440 wrote to memory of 2756	2440	rundll32.exe	31
PID 2440 wrote to memory of 2756	2440	rundll32.exe	31
PID 2440 wrote to memory of 2756	2440	rundll32.exe	31
PID 2440 wrote to memory of 2756	2440	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8da550ef8d8b0a02b06a4161d396ae2bf321e3be28f38703bc2fc24d7a9ef43b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8da550ef8d8b0a02b06a4161d396ae2bf321e3be28f38703bc2fc24d7a9ef43b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2440
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 236
    3⤵
    - Program crash
    PID:2756

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/2440-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2440-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2440-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download