dridex | d31bd109e89d45c1f848ed125f9ea561c5e8b825a7b777ba63b56da5b8754805

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:29

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General

Target

JaffaCakes118_d31bd109e89d45c1f848ed125f9ea561c5e8b825a7b777ba63b56da5b8754805.dll
Size

184KB
MD5

ed5b0e8cd4ad40add66de4f8e6620699
SHA1

cc732605bc51e3b6c601c3634af76746081988f3
SHA256

d31bd109e89d45c1f848ed125f9ea561c5e8b825a7b777ba63b56da5b8754805
SHA512

4e633f0a812db8227c66ff04a8ccc9c33048b6370bee2335f9a9fd6ea579559c1eec27e91fd16a1767dea2a815906183d4b93e017b28e0303006e6cd8ad9c697
SSDEEP

3072:fJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JIa//2uFrSc:MfYOX+wTScR/Xzku9LVwfuG

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/2628-1-0x0000000075150000-0x000000007517F000-memory.dmp	dridex_ldr
behavioral1/memory/2628-2-0x0000000075150000-0x000000007517F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2252	2628	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 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2308 wrote to memory of 2628	2308	rundll32.exe	30
PID 2628 wrote to memory of 2252	2628	rundll32.exe	31
PID 2628 wrote to memory of 2252	2628	rundll32.exe	31
PID 2628 wrote to memory of 2252	2628	rundll32.exe	31
PID 2628 wrote to memory of 2252	2628	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d31bd109e89d45c1f848ed125f9ea561c5e8b825a7b777ba63b56da5b8754805.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d31bd109e89d45c1f848ed125f9ea561c5e8b825a7b777ba63b56da5b8754805.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2628 -s 220
    3⤵
    - Program crash
    PID:2252

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/2628-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2628-1-0x0000000075150000-0x000000007517F000-memory.dmp

Filesize
188KB

Download
memory/2628-2-0x0000000075150000-0x000000007517F000-memory.dmp

Filesize
188KB

Download
memory/2628-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download