dridex | 54c515ebaea5d586fb91f3c8bb4b43c619f62857f8df0d3443b1b1afa5f13721

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
30/12/2024, 20:56

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General

Target

JaffaCakes118_54c515ebaea5d586fb91f3c8bb4b43c619f62857f8df0d3443b1b1afa5f13721.dll
Size

184KB
MD5

66437e2414e1e33e08c9f4c38d43dc5f
SHA1

de4b71ef71ff6ceca3f30a4405807dbd5424d1a2
SHA256

54c515ebaea5d586fb91f3c8bb4b43c619f62857f8df0d3443b1b1afa5f13721
SHA512

879b5554a0913a223f445ffd54e734448818d73e3341593ecc6dfae986d9557f9684fb47dbd5eb4ef7db0a2136739ea334e3f04edd0f92240eeb9c896f683870
SSDEEP

3072:eJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jja//2uFrSc:nfYOX+wTScR/Xzku9LVw8uG

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/2388-1-0x0000000074ED0000-0x0000000074EFF000-memory.dmp	dridex_ldr
behavioral1/memory/2388-3-0x0000000074ED0000-0x0000000074EFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2372	2388	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 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 1916 wrote to memory of 2388	1916	rundll32.exe	30
PID 2388 wrote to memory of 2372	2388	rundll32.exe	31
PID 2388 wrote to memory of 2372	2388	rundll32.exe	31
PID 2388 wrote to memory of 2372	2388	rundll32.exe	31
PID 2388 wrote to memory of 2372	2388	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54c515ebaea5d586fb91f3c8bb4b43c619f62857f8df0d3443b1b1afa5f13721.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54c515ebaea5d586fb91f3c8bb4b43c619f62857f8df0d3443b1b1afa5f13721.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 220
    3⤵
    - Program crash
    PID:2372

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/2388-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000074ED0000-0x0000000074EFF000-memory.dmp

Filesize
188KB

Download
memory/2388-3-0x0000000074ED0000-0x0000000074EFF000-memory.dmp

Filesize
188KB

Download