dridex | 23c93eb6cf0935818b9458330846f84fd4ee4422f040bc0521a69d61ebc677c5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:36

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General

Target

JaffaCakes118_23c93eb6cf0935818b9458330846f84fd4ee4422f040bc0521a69d61ebc677c5.dll
Size

184KB
MD5

a771b933533cbdf6910cf767c352cb97
SHA1

d24a5f60cf270280a1012f0c6f5599567c88ab01
SHA256

23c93eb6cf0935818b9458330846f84fd4ee4422f040bc0521a69d61ebc677c5
SHA512

ace6626ef4c10be97f9f03c10cfed9db80061b468b15a02edfa2a605f4c6e9366ceb967b228c48ad3ddc7cf64db84c4645cb8f31b40c89b13a0296162dde9aa9
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Joa//2uFrSc:mfYOX+wTScR/Xzku9LVw7uG

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/2144-1-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr
behavioral1/memory/2144-2-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	2144	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 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2644 wrote to memory of 2144	2644	rundll32.exe	30
PID 2144 wrote to memory of 2660	2144	rundll32.exe	31
PID 2144 wrote to memory of 2660	2144	rundll32.exe	31
PID 2144 wrote to memory of 2660	2144	rundll32.exe	31
PID 2144 wrote to memory of 2660	2144	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23c93eb6cf0935818b9458330846f84fd4ee4422f040bc0521a69d61ebc677c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23c93eb6cf0935818b9458330846f84fd4ee4422f040bc0521a69d61ebc677c5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 220
    3⤵
    - Program crash
    PID:2660

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/2144-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2144-1-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/2144-2-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/2144-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download