dridex | 763062d30a51fdab1df78f6443eb1fe9b7e68785581ea2da28308eb7be6337a0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:24

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General

Target

JaffaCakes118_763062d30a51fdab1df78f6443eb1fe9b7e68785581ea2da28308eb7be6337a0.dll
Size

184KB
MD5

b7dbe31bb4ba535a07eb4d17ace1c86c
SHA1

bb2087bdf97ad7a6d030aae052f2953dc3a8991e
SHA256

763062d30a51fdab1df78f6443eb1fe9b7e68785581ea2da28308eb7be6337a0
SHA512

961eaf96843e944941608bae71fcb7760a6c544438c114d87b79e225c2a8efb1e7e0d598092b14dcce745e9a319f8d9c78da546996d628f1ecdf88da564d1edd
SSDEEP

3072:LJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jla//2uFrSc:QfYOX+wTScR/Xzku9LVwiuG

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/2292-1-0x0000000074750000-0x000000007477F000-memory.dmp	dridex_ldr
behavioral1/memory/2292-2-0x0000000074750000-0x000000007477F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	2292	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 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2512 wrote to memory of 2292	2512	rundll32.exe	30
PID 2292 wrote to memory of 2120	2292	rundll32.exe	32
PID 2292 wrote to memory of 2120	2292	rundll32.exe	32
PID 2292 wrote to memory of 2120	2292	rundll32.exe	32
PID 2292 wrote to memory of 2120	2292	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_763062d30a51fdab1df78f6443eb1fe9b7e68785581ea2da28308eb7be6337a0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_763062d30a51fdab1df78f6443eb1fe9b7e68785581ea2da28308eb7be6337a0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2292
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 220
    3⤵
    - Program crash
    PID:2120

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/2292-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2292-1-0x0000000074750000-0x000000007477F000-memory.dmp

Filesize
188KB

Download
memory/2292-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2292-2-0x0000000074750000-0x000000007477F000-memory.dmp

Filesize
188KB

Download