dridex | 49ddb9e10e836e63976cc758ea64a6ab1e290736afd80f708f79f8d2bbd24249

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
29-12-2024 06:17

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General

Target

JaffaCakes118_49ddb9e10e836e63976cc758ea64a6ab1e290736afd80f708f79f8d2bbd24249.dll
Size

161KB
MD5

2087d6fa27e6da044e6d179600453649
SHA1

823616b52a1dd565ad44acaa4b0a77403e5a99ea
SHA256

49ddb9e10e836e63976cc758ea64a6ab1e290736afd80f708f79f8d2bbd24249
SHA512

f450aec068f7a78abfeccd6477f7f53ba0e5bdbc5bdbe3d9e9287a5dbb4955c08026223bbc89a0731b5131ad0332b4dda4dac851fa6445a2b42096deb2931b9f
SSDEEP

3072:xoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:inS62Fl+pkeJl3CvRStrFl+EYn

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2704-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2704-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2852	2704	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 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2728 wrote to memory of 2704	2728	rundll32.exe	30
PID 2704 wrote to memory of 2852	2704	rundll32.exe	31
PID 2704 wrote to memory of 2852	2704	rundll32.exe	31
PID 2704 wrote to memory of 2852	2704	rundll32.exe	31
PID 2704 wrote to memory of 2852	2704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_49ddb9e10e836e63976cc758ea64a6ab1e290736afd80f708f79f8d2bbd24249.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_49ddb9e10e836e63976cc758ea64a6ab1e290736afd80f708f79f8d2bbd24249.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 256
    3⤵
    - Program crash
    PID:2852

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/2704-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2704-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2704-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2704-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download