dridex | 5cde12b2d44ccc617e7fa06077cde0838516afa3d71c112515845f49435fca5c

Analysis

max time kernel
53s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:26

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General

Target

JaffaCakes118_5cde12b2d44ccc617e7fa06077cde0838516afa3d71c112515845f49435fca5c.dll
Size

162KB
MD5

802211d96fbc0929a49d9e3dadf08461
SHA1

ad51724096e55635ae0c6bbc2b828ebfee977472
SHA256

5cde12b2d44ccc617e7fa06077cde0838516afa3d71c112515845f49435fca5c
SHA512

de06d68548c603ee0cd9f35ce7b5a6edb2d370dfab1d4257ab4c87febabfeeaf1e16ae4da40f0b33199c29fbd7a84b3c358a06db84e04dc9024fb3cf4ed80951
SSDEEP

3072:RmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:gLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

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
behavioral2/memory/2844-1-0x0000000074BE0000-0x0000000074C0E000-memory.dmp	dridex_ldr
behavioral2/memory/2844-4-0x0000000074BE0000-0x0000000074C0E000-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 3 IoCs

description	pid	Process	procid_target
PID 728 wrote to memory of 2844	728	rundll32.exe	83
PID 728 wrote to memory of 2844	728	rundll32.exe	83
PID 728 wrote to memory of 2844	728	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cde12b2d44ccc617e7fa06077cde0838516afa3d71c112515845f49435fca5c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cde12b2d44ccc617e7fa06077cde0838516afa3d71c112515845f49435fca5c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2844

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

Replay Monitor

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Downloads

memory/2844-0-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/2844-1-0x0000000074BE0000-0x0000000074C0E000-memory.dmp

Filesize
184KB

Download
memory/2844-3-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/2844-4-0x0000000074BE0000-0x0000000074C0E000-memory.dmp

Filesize
184KB

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