dridex | 77055f0f70d814ccc7d2bb0c6ee8df53e10b56eb90f05c4cc11f1bfd5b1418e7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:56

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General

Target

JaffaCakes118_77055f0f70d814ccc7d2bb0c6ee8df53e10b56eb90f05c4cc11f1bfd5b1418e7.dll
Size

184KB
MD5

93ec204b56b78c6e5f82ef86adb186ed
SHA1

e049aebfe7203db5ce7b0b9a593dd77114196c51
SHA256

77055f0f70d814ccc7d2bb0c6ee8df53e10b56eb90f05c4cc11f1bfd5b1418e7
SHA512

dbd60b079b38c4b3287afbfe192d605cce2bf86a4005a59fcfed521dec3001899f133d6e7495fdefbe56ce7219f57b91bfbc70ff49d8e6f389a6120ddd02eb12
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoblzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eaohoC

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/2900-1-0x00000000745E0000-0x000000007460F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2768	2900	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 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2900 wrote to memory of 2768	2900	rundll32.exe	31
PID 2900 wrote to memory of 2768	2900	rundll32.exe	31
PID 2900 wrote to memory of 2768	2900	rundll32.exe	31
PID 2900 wrote to memory of 2768	2900	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77055f0f70d814ccc7d2bb0c6ee8df53e10b56eb90f05c4cc11f1bfd5b1418e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77055f0f70d814ccc7d2bb0c6ee8df53e10b56eb90f05c4cc11f1bfd5b1418e7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 220
    3⤵
    - Program crash
    PID:2768

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/2900-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2900-1-0x00000000745E0000-0x000000007460F000-memory.dmp

Filesize
188KB

Download
memory/2900-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download