dridex | feff88074e05bdde268cd96478e86a321728bf2b9810cc3d9de132562ee7fc37

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
24-12-2024 09:53

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General

Target

JaffaCakes118_feff88074e05bdde268cd96478e86a321728bf2b9810cc3d9de132562ee7fc37.dll
Size

184KB
MD5

3f4f947a7bb4bf32ea01998240334aab
SHA1

cd696270b20c39aa9e65ff71fec9c7128bd52514
SHA256

feff88074e05bdde268cd96478e86a321728bf2b9810cc3d9de132562ee7fc37
SHA512

c6e254eda3db4bf8442403b70cd522abab8b7537701a05ce186560194271e3194d34cc21c00195fd759d5a021d966b4536dbc6f225e8a47ee145916e3d0ac98d
SSDEEP

3072:LJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JTa//2uFrSc:QfYOX+wTScR/Xzku9LVw8uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2896-1-0x0000000074600000-0x000000007462F000-memory.dmp	dridex_ldr
behavioral1/memory/2896-2-0x0000000074600000-0x000000007462F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2896	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 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2856 wrote to memory of 2896	2856	rundll32.exe	30
PID 2896 wrote to memory of 2464	2896	rundll32.exe	31
PID 2896 wrote to memory of 2464	2896	rundll32.exe	31
PID 2896 wrote to memory of 2464	2896	rundll32.exe	31
PID 2896 wrote to memory of 2464	2896	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_feff88074e05bdde268cd96478e86a321728bf2b9810cc3d9de132562ee7fc37.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_feff88074e05bdde268cd96478e86a321728bf2b9810cc3d9de132562ee7fc37.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 220
    3⤵
    - Program crash
    PID:2464

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/2896-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2896-1-0x0000000074600000-0x000000007462F000-memory.dmp

Filesize
188KB

Download
memory/2896-2-0x0000000074600000-0x000000007462F000-memory.dmp

Filesize
188KB

Download
memory/2896-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download