dridex | 4820d457586f1dffd5981813b1372f1aa8d1d3f67250e0b2f263166767233d74

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, 01:46

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General

Target

JaffaCakes118_4820d457586f1dffd5981813b1372f1aa8d1d3f67250e0b2f263166767233d74.dll
Size

184KB
MD5

1d3e51cb77ee2083888b9bd8ae080476
SHA1

35cc6b9513cf9cd208e381a3150cb0ec8df94631
SHA256

4820d457586f1dffd5981813b1372f1aa8d1d3f67250e0b2f263166767233d74
SHA512

e4124d5fba6ff3d0d734d4b3f4501f0ded62fc99a87eae9f694149284affc967ae9cb2e2af1a82cc66e8864db633e293f83847055053316b61d82d0b90cf74b1
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoZlzoxss7:liLVCIT4WK2z1W+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/2424-1-0x00000000750D0000-0x00000000750FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3008	2424	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 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2128 wrote to memory of 2424	2128	rundll32.exe	31
PID 2424 wrote to memory of 3008	2424	rundll32.exe	32
PID 2424 wrote to memory of 3008	2424	rundll32.exe	32
PID 2424 wrote to memory of 3008	2424	rundll32.exe	32
PID 2424 wrote to memory of 3008	2424	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4820d457586f1dffd5981813b1372f1aa8d1d3f67250e0b2f263166767233d74.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4820d457586f1dffd5981813b1372f1aa8d1d3f67250e0b2f263166767233d74.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 220
    3⤵
    - Program crash
    PID:3008

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

Replay Monitor

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Downloads

memory/2424-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2424-1-0x00000000750D0000-0x00000000750FF000-memory.dmp

Filesize
188KB

Download
memory/2424-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download