dridex | a311034a001c7ed632b61ac106f296b75577ae10084b8a910b69ed80180e8f21

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:24

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General

Target

JaffaCakes118_a311034a001c7ed632b61ac106f296b75577ae10084b8a910b69ed80180e8f21.dll
Size

177KB
MD5

62e7ce9c93e997171096d5dfbc6e412c
SHA1

81166b6b84a82e0d87e747e5add96971f2991a5d
SHA256

a311034a001c7ed632b61ac106f296b75577ae10084b8a910b69ed80180e8f21
SHA512

e8689bcb67c24e8173d481592a995fe2aadfa80cc973575117f6cc897723295c257ed1f850216c29fab3ec72902eeab93f539c648502b534185664d5bceb819c
SSDEEP

3072:5uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:lzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2304-0-0x00000000749E0000-0x0000000074A11000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	2304	WerFault.exe	30

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 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2472 wrote to memory of 2304	2472	rundll32.exe	30
PID 2304 wrote to memory of 2320	2304	rundll32.exe	32
PID 2304 wrote to memory of 2320	2304	rundll32.exe	32
PID 2304 wrote to memory of 2320	2304	rundll32.exe	32
PID 2304 wrote to memory of 2320	2304	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a311034a001c7ed632b61ac106f296b75577ae10084b8a910b69ed80180e8f21.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a311034a001c7ed632b61ac106f296b75577ae10084b8a910b69ed80180e8f21.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 220
    3⤵
    - Program crash
    PID:2320

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/2304-0-0x00000000749E0000-0x0000000074A11000-memory.dmp

Filesize
196KB

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memory/2304-2-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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