dridex | 56d761a69f6caf6ef4bb96e42e5f45e5100e882bbd3e7ee1aa4d76befcbf065c

Analysis

max time kernel
125s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:09

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General

Target

JaffaCakes118_56d761a69f6caf6ef4bb96e42e5f45e5100e882bbd3e7ee1aa4d76befcbf065c.dll
Size

162KB
MD5

d8abe746b6f03afb5b184e065681df10
SHA1

5b29e60a9993c9c2e18b02628041dcad5dfebe8c
SHA256

56d761a69f6caf6ef4bb96e42e5f45e5100e882bbd3e7ee1aa4d76befcbf065c
SHA512

8f7cdee3b3123b44ec852a89f9fee9e4468a2f0a0a395e36b8df9d69df6c77096bacc176c68a497ceb309fb4e65bc45afc794cf3e4d85fe5ea7a5bdc8abf540a
SSDEEP

3072:mmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:3Lc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/2272-1-0x00000000746E0000-0x000000007470E000-memory.dmp	dridex_ldr
behavioral1/memory/2272-2-0x00000000746E0000-0x000000007470E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28
PID 1860 wrote to memory of 2272	1860	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56d761a69f6caf6ef4bb96e42e5f45e5100e882bbd3e7ee1aa4d76befcbf065c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_56d761a69f6caf6ef4bb96e42e5f45e5100e882bbd3e7ee1aa4d76befcbf065c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2272-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2272-1-0x00000000746E0000-0x000000007470E000-memory.dmp

Filesize
184KB

Download
memory/2272-2-0x00000000746E0000-0x000000007470E000-memory.dmp

Filesize
184KB

Download
memory/2272-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download