dridex | e5849fb7ed7faa5b2bd04928f3c183c94786fa3970d09e9d37976e7e55a55f85

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

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

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General

Target

JaffaCakes118_e5849fb7ed7faa5b2bd04928f3c183c94786fa3970d09e9d37976e7e55a55f85.dll
Size

184KB
MD5

d2a732f2d6ff84501278365271d134b1
SHA1

b423df43c05e04676cb88007e048b39c0a76d2f9
SHA256

e5849fb7ed7faa5b2bd04928f3c183c94786fa3970d09e9d37976e7e55a55f85
SHA512

dbc8456b457fd8183e8701a138b4decd2e5aa15366ebd4e013abce9d76beae4a2cbf1d7a30ed66bcbb3d1bc7db9dfb2c3f9c6c665428e7a030f99be4b1b4cb7b
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JGa//2uFrSc:mfYOX+wTScR/Xzku9LVwpuG

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/1724-1-0x00000000744B0000-0x00000000744DF000-memory.dmp	dridex_ldr
behavioral1/memory/1724-2-0x00000000744B0000-0x00000000744DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	1724	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 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1716 wrote to memory of 1724	1716	rundll32.exe	30
PID 1724 wrote to memory of 2312	1724	rundll32.exe	32
PID 1724 wrote to memory of 2312	1724	rundll32.exe	32
PID 1724 wrote to memory of 2312	1724	rundll32.exe	32
PID 1724 wrote to memory of 2312	1724	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5849fb7ed7faa5b2bd04928f3c183c94786fa3970d09e9d37976e7e55a55f85.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e5849fb7ed7faa5b2bd04928f3c183c94786fa3970d09e9d37976e7e55a55f85.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 220
    3⤵
    - Program crash
    PID:2312

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/1724-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1724-1-0x00000000744B0000-0x00000000744DF000-memory.dmp

Filesize
188KB

Download
memory/1724-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1724-2-0x00000000744B0000-0x00000000744DF000-memory.dmp

Filesize
188KB

Download