dridex | 275cfa78578d4d4987be287a735e6a1ad93a826d880d9585e6bc4118f110a399

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:17

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General

Target

JaffaCakes118_275cfa78578d4d4987be287a735e6a1ad93a826d880d9585e6bc4118f110a399.dll
Size

177KB
MD5

82edf5686ca9e74892d5e5e3a644e332
SHA1

987b4ab8ac232f9f0749824b49f82386b998b45e
SHA256

275cfa78578d4d4987be287a735e6a1ad93a826d880d9585e6bc4118f110a399
SHA512

323cf7e6a53bfa0a0a4366173b49af9af6cbb5914aeb8430c5a2872339c6c48edfc7fdcbd719e9dfb3af904dd8ab243fc9db1af6dbddb80814aeb2d42c267e49
SSDEEP

3072:TuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:3zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1488-1-0x00000000747F0000-0x0000000074821000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1560	1488	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 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 2432 wrote to memory of 1488	2432	rundll32.exe	31
PID 1488 wrote to memory of 1560	1488	rundll32.exe	32
PID 1488 wrote to memory of 1560	1488	rundll32.exe	32
PID 1488 wrote to memory of 1560	1488	rundll32.exe	32
PID 1488 wrote to memory of 1560	1488	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_275cfa78578d4d4987be287a735e6a1ad93a826d880d9585e6bc4118f110a399.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_275cfa78578d4d4987be287a735e6a1ad93a826d880d9585e6bc4118f110a399.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 220
    3⤵
    - Program crash
    PID:1560

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/1488-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1488-1-0x00000000747F0000-0x0000000074821000-memory.dmp

Filesize
196KB

Download
memory/1488-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download