dridex | 95b144e66b0ae828121f8c7bc694f862a823ae79a994d302562860d0597d5272

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 22:08

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General

Target

JaffaCakes118_95b144e66b0ae828121f8c7bc694f862a823ae79a994d302562860d0597d5272.dll
Size

161KB
MD5

32b5892578b7d56233b4a3c28391be3d
SHA1

f8db40a8bc203bd566a5ab80973eeca69feade97
SHA256

95b144e66b0ae828121f8c7bc694f862a823ae79a994d302562860d0597d5272
SHA512

978319277d483ba2dec81eb640760d1d7a21a13c685596cba9207aa8140ee5e0553d6c6597b7a54bba38588e334afdbbe167387699c87ef55efd3af30ade9c89
SSDEEP

3072:ToSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:MnS62Fl+pkeJl3CvRStrFl+EYn

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral1/memory/2800-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2800-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2800	WerFault.exe	31

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 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2788 wrote to memory of 2800	2788	rundll32.exe	31
PID 2800 wrote to memory of 2680	2800	rundll32.exe	32
PID 2800 wrote to memory of 2680	2800	rundll32.exe	32
PID 2800 wrote to memory of 2680	2800	rundll32.exe	32
PID 2800 wrote to memory of 2680	2800	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95b144e66b0ae828121f8c7bc694f862a823ae79a994d302562860d0597d5272.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95b144e66b0ae828121f8c7bc694f862a823ae79a994d302562860d0597d5272.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2800 -s 256
    3⤵
    - Program crash
    PID:2680

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/2800-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2800-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2800-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2800-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download