dridex | f816a2a215b417485381f5f8196eb24864cc0557a93546cf5a1fb430984c1440

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
24-10-2024 10:12

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General

Target

733eb4258862caab6c852260e4fd4c15_JaffaCakes118.dll
Size

184KB
MD5

733eb4258862caab6c852260e4fd4c15
SHA1

091562af0fa8d68d8c6a7dfe27f72f54c5ec514a
SHA256

f816a2a215b417485381f5f8196eb24864cc0557a93546cf5a1fb430984c1440
SHA512

caf769cfa8e9f0db1e04fc87acc36899dd3832f8243e3c5a0b7e76a7aaa9b0ba9ccbe762a655b9bf39d8015b0914ba0d960c5d1cd4b3ae9307c05d475de422c7
SSDEEP

3072:2DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFysvQ:2MhP1cq7/16CT9jnR1Vz7iB

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2336-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2336	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 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\733eb4258862caab6c852260e4fd4c15_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\733eb4258862caab6c852260e4fd4c15_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 220
    3⤵
    - Program crash
    PID:2184

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/2336-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2336-1-0x0000000074AD0000-0x0000000074B00000-memory.dmp

Filesize
192KB

Download
memory/2336-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download