dridex | 82b431ce4021baeda99ddaa1e718383da9e8878140a33cbda06f0da43fabe8ae

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 01:40

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General

Target

JaffaCakes118_82b431ce4021baeda99ddaa1e718383da9e8878140a33cbda06f0da43fabe8ae.dll
Size

184KB
MD5

b6f2e15afe041344d362fd794029932c
SHA1

5ab353651a07c24be24312cf57b4a23180f278d4
SHA256

82b431ce4021baeda99ddaa1e718383da9e8878140a33cbda06f0da43fabe8ae
SHA512

b5335103c97bcfaeb2a4409fda3e0aeccde92d3a9201d783d567d4a9a4a885a39088e08c844f0e49973a9af0db0cf4943ffb6a103324354b85c48c7a82943bed
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaonoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2660-0-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2984	2660	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 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2496 wrote to memory of 2660	2496	rundll32.exe	30
PID 2660 wrote to memory of 2984	2660	rundll32.exe	31
PID 2660 wrote to memory of 2984	2660	rundll32.exe	31
PID 2660 wrote to memory of 2984	2660	rundll32.exe	31
PID 2660 wrote to memory of 2984	2660	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82b431ce4021baeda99ddaa1e718383da9e8878140a33cbda06f0da43fabe8ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_82b431ce4021baeda99ddaa1e718383da9e8878140a33cbda06f0da43fabe8ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 220
    3⤵
    - Program crash
    PID:2984

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/2660-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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memory/2660-0-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

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