dridex | 171e3da34e354bf8e3c7af87313e08a30ddda4d61d17494356b4a06ea45392b8

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 01:01

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General

Target

JaffaCakes118_171e3da34e354bf8e3c7af87313e08a30ddda4d61d17494356b4a06ea45392b8.dll
Size

163KB
MD5

88f911e7eb627690595f5e31e5ec11c5
SHA1

1035c96726e1d71c4a247eeeaee708d5b02bcdf3
SHA256

171e3da34e354bf8e3c7af87313e08a30ddda4d61d17494356b4a06ea45392b8
SHA512

b50498a36ef592cacb3200047d81ecf5d458dc6f4c86a4eb52c3f5b1fea10a4078e9e54003397dcfe4c7a5df06a17c946def01e0b33087da013035cbfa6bbaff
SSDEEP

3072:Qar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:Ks4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/2540-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2424	2540	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 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 1232 wrote to memory of 2540	1232	rundll32.exe	30
PID 2540 wrote to memory of 2424	2540	rundll32.exe	32
PID 2540 wrote to memory of 2424	2540	rundll32.exe	32
PID 2540 wrote to memory of 2424	2540	rundll32.exe	32
PID 2540 wrote to memory of 2424	2540	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_171e3da34e354bf8e3c7af87313e08a30ddda4d61d17494356b4a06ea45392b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_171e3da34e354bf8e3c7af87313e08a30ddda4d61d17494356b4a06ea45392b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 236
    3⤵
    - Program crash
    PID:2424

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/2540-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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memory/2540-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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