dridex | 8b4d05de3777dcf974a1193b3bcb8c4efdcd9caa0bc4a080b68fe512c9a055e8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:47

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General

Target

JaffaCakes118_8b4d05de3777dcf974a1193b3bcb8c4efdcd9caa0bc4a080b68fe512c9a055e8.dll
Size

184KB
MD5

a7d13b56fe6b9629b501ee10b3b778fd
SHA1

c068cc7f5c3261e9e48bde3136a75f67980f3a3b
SHA256

8b4d05de3777dcf974a1193b3bcb8c4efdcd9caa0bc4a080b68fe512c9a055e8
SHA512

ed0519ce903f2a03de1190f002657899c43678499978ea0c66a4af56b4cc33857d6b47b0125d892495284f064da20be15bf25bd7cfddc61c014665cf5158db0b
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoOlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eaoMoC

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/1036-1-0x0000000075470000-0x000000007549F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2116	1036	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 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 2396 wrote to memory of 1036	2396	rundll32.exe	30
PID 1036 wrote to memory of 2116	1036	rundll32.exe	31
PID 1036 wrote to memory of 2116	1036	rundll32.exe	31
PID 1036 wrote to memory of 2116	1036	rundll32.exe	31
PID 1036 wrote to memory of 2116	1036	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b4d05de3777dcf974a1193b3bcb8c4efdcd9caa0bc4a080b68fe512c9a055e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b4d05de3777dcf974a1193b3bcb8c4efdcd9caa0bc4a080b68fe512c9a055e8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 220
    3⤵
    - Program crash
    PID:2116

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/1036-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1036-1-0x0000000075470000-0x000000007549F000-memory.dmp

Filesize
188KB

Download
memory/1036-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download