dridex | 0db4ac5ec98e37cbad37c1a6b1893aacd51bb8bdd1b87538bd456acf2a752f79

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:19

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General

Target

JaffaCakes118_0db4ac5ec98e37cbad37c1a6b1893aacd51bb8bdd1b87538bd456acf2a752f79.dll
Size

184KB
MD5

e4775c236a18de07887a505dcb7532a2
SHA1

64588d950158dc4fe0bb33312d50a40275f31f44
SHA256

0db4ac5ec98e37cbad37c1a6b1893aacd51bb8bdd1b87538bd456acf2a752f79
SHA512

89974529d010d4b525d80df2acef98aa0a7d08a3e610510951708909115a23f683a35272e538c2b1b1c2d96b63985399a66c6212fd61188713ac05915920c279
SSDEEP

3072:tJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jda//2uFrSc:WfYOX+wTScR/Xzku9LVwauG

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/2580-1-0x0000000075280000-0x00000000752AF000-memory.dmp	dridex_ldr
behavioral1/memory/2580-2-0x0000000075280000-0x00000000752AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	2580	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 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 516 wrote to memory of 2580	516	rundll32.exe	30
PID 2580 wrote to memory of 2560	2580	rundll32.exe	32
PID 2580 wrote to memory of 2560	2580	rundll32.exe	32
PID 2580 wrote to memory of 2560	2580	rundll32.exe	32
PID 2580 wrote to memory of 2560	2580	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0db4ac5ec98e37cbad37c1a6b1893aacd51bb8bdd1b87538bd456acf2a752f79.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0db4ac5ec98e37cbad37c1a6b1893aacd51bb8bdd1b87538bd456acf2a752f79.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2580
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 224
    3⤵
    - Program crash
    PID:2560

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/2580-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2580-1-0x0000000075280000-0x00000000752AF000-memory.dmp

Filesize
188KB

Download
memory/2580-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2580-2-0x0000000075280000-0x00000000752AF000-memory.dmp

Filesize
188KB

Download