dridex | 326cc655f3fac651c9bc6cf5bd1ea1fc94f12297d50491b8fbaa734ccb7bc484

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 17:24

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General

Target

JaffaCakes118_326cc655f3fac651c9bc6cf5bd1ea1fc94f12297d50491b8fbaa734ccb7bc484.dll
Size

184KB
MD5

d7931520931b44e94d5915e5763ae0ed
SHA1

301e2d5112193aed9fbd19e338659fd8958c33fb
SHA256

326cc655f3fac651c9bc6cf5bd1ea1fc94f12297d50491b8fbaa734ccb7bc484
SHA512

db37fae07297ef84c8019254807e0d7c4027dccbb0048c7a3bcce160f2e1d2ee73a511cdcfd51c2de50b6b9e03b6e6ad008f443afd184ebdf3b5700297dcb0b2
SSDEEP

3072:8iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:8iLVCIT4WK2z1W+CUHZj4Skq/eaoboC

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/2700-0-0x00000000748B0000-0x00000000748DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	2700	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 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2664 wrote to memory of 2700	2664	rundll32.exe	31
PID 2700 wrote to memory of 2784	2700	rundll32.exe	32
PID 2700 wrote to memory of 2784	2700	rundll32.exe	32
PID 2700 wrote to memory of 2784	2700	rundll32.exe	32
PID 2700 wrote to memory of 2784	2700	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_326cc655f3fac651c9bc6cf5bd1ea1fc94f12297d50491b8fbaa734ccb7bc484.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_326cc655f3fac651c9bc6cf5bd1ea1fc94f12297d50491b8fbaa734ccb7bc484.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2700 -s 220
    3⤵
    - Program crash
    PID:2784

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/2700-0-0x00000000748B0000-0x00000000748DF000-memory.dmp

Filesize
188KB

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memory/2700-2-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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