dridex | f77cbd65f540a9ab9a9567142bd4f86fd565ce1f2f28c283ddc6fad284f68237

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 21:53

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General

Target

JaffaCakes118_f77cbd65f540a9ab9a9567142bd4f86fd565ce1f2f28c283ddc6fad284f68237.dll
Size

184KB
MD5

4d42a84e4b574e0eef3c2d1567b4fb78
SHA1

703d70974f66eeaa7fbf243d1af932e5aca83756
SHA256

f77cbd65f540a9ab9a9567142bd4f86fd565ce1f2f28c283ddc6fad284f68237
SHA512

d556b17f627bfa1b073d190c9a5b42a1c5dc2e9c6130691008def66be2d8e55f4ff13b193c4fc73e1201c707aab9b55fbf20ff91bfdc17b8a08f2f7be6d82977
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaokoC

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/2568-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2304	2568	WerFault.exe	31

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 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 1552 wrote to memory of 2568	1552	rundll32.exe	31
PID 2568 wrote to memory of 2304	2568	rundll32.exe	32
PID 2568 wrote to memory of 2304	2568	rundll32.exe	32
PID 2568 wrote to memory of 2304	2568	rundll32.exe	32
PID 2568 wrote to memory of 2304	2568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f77cbd65f540a9ab9a9567142bd4f86fd565ce1f2f28c283ddc6fad284f68237.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f77cbd65f540a9ab9a9567142bd4f86fd565ce1f2f28c283ddc6fad284f68237.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 220
    3⤵
    - Program crash
    PID:2304

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/2568-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2568-1-0x0000000074D90000-0x0000000074DBF000-memory.dmp

Filesize
188KB

Download
memory/2568-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download