dridex | 6f25bf594ba27d8e1b46dc1d620285e01c11192b9be28552c7584b67dbdb9192

Analysis

max time kernel
59s
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 20:13

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General

Target

JaffaCakes118_6f25bf594ba27d8e1b46dc1d620285e01c11192b9be28552c7584b67dbdb9192.dll
Size

162KB
MD5

7435a212b21cc5eb952940682ed32768
SHA1

73e79cc91b196f0c80a70c38fb2a1a781f1125fb
SHA256

6f25bf594ba27d8e1b46dc1d620285e01c11192b9be28552c7584b67dbdb9192
SHA512

38229514e679462aaa821fdd78b5fbe475ee3eede6e408f8467e1b19d6a2dddfca9286ed429084fe874dc5cff54aaa208a4c4e3c392cc759c1311461c2e645b4
SSDEEP

3072:rmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:6Lc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

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/2276-1-0x0000000074990000-0x00000000749BE000-memory.dmp	dridex_ldr
behavioral1/memory/2276-2-0x0000000074990000-0x00000000749BE000-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 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30
PID 1444 wrote to memory of 2276	1444	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f25bf594ba27d8e1b46dc1d620285e01c11192b9be28552c7584b67dbdb9192.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f25bf594ba27d8e1b46dc1d620285e01c11192b9be28552c7584b67dbdb9192.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2276

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/2276-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2276-1-0x0000000074990000-0x00000000749BE000-memory.dmp

Filesize
184KB

Download
memory/2276-2-0x0000000074990000-0x00000000749BE000-memory.dmp

Filesize
184KB

Download
memory/2276-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download