dridex | 84a2b48b8688e33e17a87bd404e73723c1df8044c33cb91de69b0b6bce484f1a

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
23-12-2024 18:16

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General

Target

JaffaCakes118_84a2b48b8688e33e17a87bd404e73723c1df8044c33cb91de69b0b6bce484f1a.dll
Size

184KB
MD5

85ffbf19dab75d864797d82beb74a43d
SHA1

a1724a5966395e37d7a69997180735aa08e33038
SHA256

84a2b48b8688e33e17a87bd404e73723c1df8044c33cb91de69b0b6bce484f1a
SHA512

ce8915db59941d7a1aaee28872854ec531bd61ae5d76e96022f09d941c94e8b33c42abaf2f7e65a9827e8a7739ff8e64e471c3e8956d60bff1a2f7c8ef90c2d8
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoHlzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eao1oC

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/1628-1-0x00000000751F0000-0x000000007521F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	1628	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 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 2056 wrote to memory of 1628	2056	rundll32.exe	30
PID 1628 wrote to memory of 2096	1628	rundll32.exe	32
PID 1628 wrote to memory of 2096	1628	rundll32.exe	32
PID 1628 wrote to memory of 2096	1628	rundll32.exe	32
PID 1628 wrote to memory of 2096	1628	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a2b48b8688e33e17a87bd404e73723c1df8044c33cb91de69b0b6bce484f1a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84a2b48b8688e33e17a87bd404e73723c1df8044c33cb91de69b0b6bce484f1a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 220
    3⤵
    - Program crash
    PID:2096

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/1628-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x00000000751F0000-0x000000007521F000-memory.dmp

Filesize
188KB

Download
memory/1628-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download