dridex | 6f749c5c51d36a76b419450efc98087bbe32dda9d7d0fe2e99fe847abd05bbd1

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 13:43

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General

Target

JaffaCakes118_6f749c5c51d36a76b419450efc98087bbe32dda9d7d0fe2e99fe847abd05bbd1.dll
Size

161KB
MD5

9544cffaf6c06e541871efee2a71e66c
SHA1

39f3ec0ddba205edfe101549d7f4d3f6da181d17
SHA256

6f749c5c51d36a76b419450efc98087bbe32dda9d7d0fe2e99fe847abd05bbd1
SHA512

f11f6936f3d536a55243a1c8af36bf049411c7e4b1d5fdf43b133752d62ad2d8c7c886b278e47cdaa9f10b76d9d6885818c024980da4e5146dd66a689eb0b54b
SSDEEP

3072:XZSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd21GkFY:pnS62Fl+pkeJl3CvRStrFl+EY4

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/3028-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/3028-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	3028	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 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 2648 wrote to memory of 3028	2648	rundll32.exe	31
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32
PID 3028 wrote to memory of 2812	3028	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f749c5c51d36a76b419450efc98087bbe32dda9d7d0fe2e99fe847abd05bbd1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f749c5c51d36a76b419450efc98087bbe32dda9d7d0fe2e99fe847abd05bbd1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 256
    3⤵
    - Program crash
    PID:2812

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/3028-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3028-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3028-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3028-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download