dridex | 78374dd690818f28abaf3ccc723e7992efb3001f0d25550f7549511ad6fa3603

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 12:34

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General

Target

JaffaCakes118_78374dd690818f28abaf3ccc723e7992efb3001f0d25550f7549511ad6fa3603.dll
Size

184KB
MD5

f7d6ccc21b102ea4d10349f3cd9c24c2
SHA1

04f15e3520c81507da885375b39dc8a635689317
SHA256

78374dd690818f28abaf3ccc723e7992efb3001f0d25550f7549511ad6fa3603
SHA512

e884d44c435eca7898b14461091a7effb670e210c8e5c463d6358013fc1765297bb55acd1a8438ca9aad6aca89fd6ccac38d4983cc81416cf27bf776854473e1
SSDEEP

3072:EiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:EiLVCIT4WK2z1W+CUHZj4Skq/eaoioC

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/2280-0-0x00000000752D0000-0x00000000752FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	2280	WerFault.exe	29

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 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2104 wrote to memory of 2280	2104	rundll32.exe	29
PID 2280 wrote to memory of 3064	2280	rundll32.exe	30
PID 2280 wrote to memory of 3064	2280	rundll32.exe	30
PID 2280 wrote to memory of 3064	2280	rundll32.exe	30
PID 2280 wrote to memory of 3064	2280	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78374dd690818f28abaf3ccc723e7992efb3001f0d25550f7549511ad6fa3603.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78374dd690818f28abaf3ccc723e7992efb3001f0d25550f7549511ad6fa3603.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 224
    3⤵
    - Program crash
    PID:3064

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/2280-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2280-0-0x00000000752D0000-0x00000000752FF000-memory.dmp

Filesize
188KB

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