dridex | 71b1555011fd138342c06162ab15d4510bf6472b442f6548dd6f84fd23332668

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 18:05

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General

Target

JaffaCakes118_71b1555011fd138342c06162ab15d4510bf6472b442f6548dd6f84fd23332668.dll
Size

184KB
MD5

1a1610e1301aa4e009006d0a092fa853
SHA1

bed777d9174c69614db196a45251f86c144d4888
SHA256

71b1555011fd138342c06162ab15d4510bf6472b442f6548dd6f84fd23332668
SHA512

72c32a6818d6c6725bc9cbb5bbf444858ab13a14f59e420ec4a26c9e6268cd186436d8c0fd117eff531408966cfe1614ca610b4b68d46b380eae16200a36eb8e
SSDEEP

3072:viLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoElzoxss7:viLVCIT4WK2z1W+CUHZj4Skq/eao6oC

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/2396-0-0x0000000074AE0000-0x0000000074B0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2396	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 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2396 wrote to memory of 2732	2396	rundll32.exe	31
PID 2396 wrote to memory of 2732	2396	rundll32.exe	31
PID 2396 wrote to memory of 2732	2396	rundll32.exe	31
PID 2396 wrote to memory of 2732	2396	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71b1555011fd138342c06162ab15d4510bf6472b442f6548dd6f84fd23332668.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71b1555011fd138342c06162ab15d4510bf6472b442f6548dd6f84fd23332668.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 220
    3⤵
    - Program crash
    PID:2732

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/2396-0-0x0000000074AE0000-0x0000000074B0F000-memory.dmp

Filesize
188KB

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memory/2396-1-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

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