dridex | d8925b5db5ea0dfcefd316f8d41c6e9035f3e9de31540e3a674954b3d6f1a0e8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:21

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General

Target

JaffaCakes118_d8925b5db5ea0dfcefd316f8d41c6e9035f3e9de31540e3a674954b3d6f1a0e8.dll
Size

184KB
MD5

e396aa8b46cf4b7e97e6ab908c6644b0
SHA1

46aeb18a5047285f4b4d5c5086bb0ff5f1b0e499
SHA256

d8925b5db5ea0dfcefd316f8d41c6e9035f3e9de31540e3a674954b3d6f1a0e8
SHA512

7c11a4edcec215b218e09f4ce25aeec7c3dd801e7e3ea6880bb3addd720baaae01554ccf924206b06ccac9e4121ee6312cccb0a55faaacbbd9125344212f2097
SSDEEP

3072:iJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J+a//2uFrSc:DfYOX+wTScR/Xzku9LVw1uG

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/2228-1-0x0000000074760000-0x000000007478F000-memory.dmp	dridex_ldr
behavioral1/memory/2228-2-0x0000000074760000-0x000000007478F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2824	2228	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 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2468 wrote to memory of 2228	2468	rundll32.exe	30
PID 2228 wrote to memory of 2824	2228	rundll32.exe	31
PID 2228 wrote to memory of 2824	2228	rundll32.exe	31
PID 2228 wrote to memory of 2824	2228	rundll32.exe	31
PID 2228 wrote to memory of 2824	2228	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8925b5db5ea0dfcefd316f8d41c6e9035f3e9de31540e3a674954b3d6f1a0e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8925b5db5ea0dfcefd316f8d41c6e9035f3e9de31540e3a674954b3d6f1a0e8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 220
    3⤵
    - Program crash
    PID:2824

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/2228-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2228-1-0x0000000074760000-0x000000007478F000-memory.dmp

Filesize
188KB

Download
memory/2228-2-0x0000000074760000-0x000000007478F000-memory.dmp

Filesize
188KB

Download
memory/2228-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download