dridex | 3e6fb3d26a4028371338a001c20f10a97754a0bde9b51de1042ae3d685969b0a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:10

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General

Target

JaffaCakes118_3e6fb3d26a4028371338a001c20f10a97754a0bde9b51de1042ae3d685969b0a.dll
Size

184KB
MD5

68dc10d78c166b24b48598059073bb64
SHA1

f31dfef2f77e8c60811b9da5330cfcad2451da9a
SHA256

3e6fb3d26a4028371338a001c20f10a97754a0bde9b51de1042ae3d685969b0a
SHA512

503bc5f7a578a33809f72dacd5a6016816bacd6fc1a2269eb3f07c6a827d8d4a77100f81fbd3c35958b5cec872f37415a4f3203a09cd9d22041a4008fd59fbbd
SSDEEP

3072:JJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J/a//2uFrSc:qfYOX+wTScR/Xzku9LVwguG

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/1740-1-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr
behavioral1/memory/1740-2-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	1740	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 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1824 wrote to memory of 1740	1824	rundll32.exe	30
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31
PID 1740 wrote to memory of 2880	1740	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e6fb3d26a4028371338a001c20f10a97754a0bde9b51de1042ae3d685969b0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e6fb3d26a4028371338a001c20f10a97754a0bde9b51de1042ae3d685969b0a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 220
    3⤵
    - Program crash
    PID:2880

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/1740-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/1740-2-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/1740-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download