dridex | d42c2de0ade473f8ae3a0090c7600174e822b24b10dd354df2a8e491b5a4e039

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 19:28

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General

Target

JaffaCakes118_d42c2de0ade473f8ae3a0090c7600174e822b24b10dd354df2a8e491b5a4e039.dll
Size

184KB
MD5

169c440e012f74d2d708f0eadf5c4e5f
SHA1

f2cd323e105689e487c8a72fc2f72612c6a92db2
SHA256

d42c2de0ade473f8ae3a0090c7600174e822b24b10dd354df2a8e491b5a4e039
SHA512

d2923bee68b123ef6369a9127c69849314a5df811ea81c1146441b52f00f9164402dc0c98818531361263dbed82a3036330fb7196aa2a2d3781bafec48f5e0a9
SSDEEP

3072:XiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoglzoxss7:XiLVCIT4WK2z1W+CUHZj4Skq/eaoeoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2688-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2040	2688	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 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 1728 wrote to memory of 2688	1728	rundll32.exe	30
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32
PID 2688 wrote to memory of 2040	2688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d42c2de0ade473f8ae3a0090c7600174e822b24b10dd354df2a8e491b5a4e039.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d42c2de0ade473f8ae3a0090c7600174e822b24b10dd354df2a8e491b5a4e039.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 220
    3⤵
    - Program crash
    PID:2040

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/2688-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/2688-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

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memory/2688-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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