dridex | f710f7d9be09c5f68adecac5610b36fd74b88316909e36d34d16406c40d97938

Analysis

max time kernel
50s
max time network
145s
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 19:43

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General

Target

JaffaCakes118_f710f7d9be09c5f68adecac5610b36fd74b88316909e36d34d16406c40d97938.dll
Size

162KB
MD5

08effbf20d61cb6adf38ee803ab51da3
SHA1

9fe85b6b854bb2f02f4ef88d3e17d904e4d72028
SHA256

f710f7d9be09c5f68adecac5610b36fd74b88316909e36d34d16406c40d97938
SHA512

043f5ad97e4a08e91e25a3cd13051297a5af3d860d26a10ffac531148c464a5a2ca9940f8b3607025fa04d593ab8de1ba4803697403749ec71ca4243ae3add56
SSDEEP

3072:DmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:yLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

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/1860-0-0x00000000756F0000-0x000000007571E000-memory.dmp	dridex_ldr
behavioral2/memory/1860-3-0x00000000756F0000-0x000000007571E000-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 1588 wrote to memory of 1860	1588	rundll32.exe	83
PID 1588 wrote to memory of 1860	1588	rundll32.exe	83
PID 1588 wrote to memory of 1860	1588	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f710f7d9be09c5f68adecac5610b36fd74b88316909e36d34d16406c40d97938.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f710f7d9be09c5f68adecac5610b36fd74b88316909e36d34d16406c40d97938.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1860

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/1860-0-0x00000000756F0000-0x000000007571E000-memory.dmp

Filesize
184KB

Download
memory/1860-2-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1860-3-0x00000000756F0000-0x000000007571E000-memory.dmp

Filesize
184KB

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