dridex | 74443fdc00486d04a764be794d041e028fecdb2bd8a1ef0b547ef134ec039ed2

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:36

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General

Target

JaffaCakes118_74443fdc00486d04a764be794d041e028fecdb2bd8a1ef0b547ef134ec039ed2.dll
Size

177KB
MD5

407948b34c9377998bb33a133b0a56ed
SHA1

16dcf6a9677b151b068b4804488cbf27bc101060
SHA256

74443fdc00486d04a764be794d041e028fecdb2bd8a1ef0b547ef134ec039ed2
SHA512

b2ebe66b57fdcb881ce3be0cc9747efa80db1970fb970f1fb3f69ebc0200e788306826c9a1ba8a12aa03cc06583f402400eb27e4f6238e984da60f89f0c15b44
SSDEEP

3072:suCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:gzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2556-1-0x0000000074B20000-0x0000000074B51000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	2556	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 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2556 wrote to memory of 2692	2556	rundll32.exe	32
PID 2556 wrote to memory of 2692	2556	rundll32.exe	32
PID 2556 wrote to memory of 2692	2556	rundll32.exe	32
PID 2556 wrote to memory of 2692	2556	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74443fdc00486d04a764be794d041e028fecdb2bd8a1ef0b547ef134ec039ed2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74443fdc00486d04a764be794d041e028fecdb2bd8a1ef0b547ef134ec039ed2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 220
    3⤵
    - Program crash
    PID:2692

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/2556-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x0000000074B20000-0x0000000074B51000-memory.dmp

Filesize
196KB

Download
memory/2556-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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