dridex | 9a8828ac40f714738d5036c548b6516ef7f6aae53268bab16af6f2d98524341f

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 23:25

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General

Target

JaffaCakes118_9a8828ac40f714738d5036c548b6516ef7f6aae53268bab16af6f2d98524341f.dll
Size

184KB
MD5

99c9a079cc6335bba1e35b1b7adfa59a
SHA1

9f454df71013df4e189e03ed0ba14e567ef7927b
SHA256

9a8828ac40f714738d5036c548b6516ef7f6aae53268bab16af6f2d98524341f
SHA512

6b006567b19c491803415b5d731a525e7a0d35b7d285bc079a7e18e559b9e88ef5af6754af6a30bc3eae665809d2e96727b2648621785f29e6c95812ba6893b3
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/1568-1-0x0000000074CF0000-0x0000000074D1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1608	1568	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 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 2156 wrote to memory of 1568	2156	rundll32.exe	30
PID 1568 wrote to memory of 1608	1568	rundll32.exe	32
PID 1568 wrote to memory of 1608	1568	rundll32.exe	32
PID 1568 wrote to memory of 1608	1568	rundll32.exe	32
PID 1568 wrote to memory of 1608	1568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a8828ac40f714738d5036c548b6516ef7f6aae53268bab16af6f2d98524341f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a8828ac40f714738d5036c548b6516ef7f6aae53268bab16af6f2d98524341f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 220
    3⤵
    - Program crash
    PID:1608

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/1568-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/1568-1-0x0000000074CF0000-0x0000000074D1F000-memory.dmp

Filesize
188KB

Download
memory/1568-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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