dridex | e43590f34b057aa3c4682064083f2b14d43a3a908143ab95c3cb0cda0c28bd79

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
23-12-2024 17:28

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General

Target

JaffaCakes118_e43590f34b057aa3c4682064083f2b14d43a3a908143ab95c3cb0cda0c28bd79.dll
Size

184KB
MD5

e379bb9942adc995532e93dde918b6a6
SHA1

8117d7bbb4096b11405f3345bad784379252b878
SHA256

e43590f34b057aa3c4682064083f2b14d43a3a908143ab95c3cb0cda0c28bd79
SHA512

fdadc8c7706733b5f626c0eb6c421df4ab4b89fb88e159157e029227169c4136cf80bf15864ddd6c5c6a89030024c4315d18a96637ecde07f9476ef3001f96eb
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao+lzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaocoC

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/2116-0-0x0000000074EB0000-0x0000000074EDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1264	2116	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 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2096 wrote to memory of 2116	2096	rundll32.exe	30
PID 2116 wrote to memory of 1264	2116	rundll32.exe	31
PID 2116 wrote to memory of 1264	2116	rundll32.exe	31
PID 2116 wrote to memory of 1264	2116	rundll32.exe	31
PID 2116 wrote to memory of 1264	2116	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e43590f34b057aa3c4682064083f2b14d43a3a908143ab95c3cb0cda0c28bd79.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e43590f34b057aa3c4682064083f2b14d43a3a908143ab95c3cb0cda0c28bd79.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 220
    3⤵
    - Program crash
    PID:1264

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/2116-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2116-0-0x0000000074EB0000-0x0000000074EDF000-memory.dmp

Filesize
188KB

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