dridex | 40be9ba39568aa248744d3224b7c7747f227dbd0cf0b81300eddf11b79cd1370

Analysis

max time kernel
26s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:12

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General

Target

JaffaCakes118_40be9ba39568aa248744d3224b7c7747f227dbd0cf0b81300eddf11b79cd1370.dll
Size

188KB
MD5

e7d770fad20f04b6ee72e4a47e805b2b
SHA1

b6e84685aaa56991cbc8535a961ab6a3d23ac1bc
SHA256

40be9ba39568aa248744d3224b7c7747f227dbd0cf0b81300eddf11b79cd1370
SHA512

74e3c5db1504d022c0bc80d3255ff748911642310556076d7fe80e82d902b1f6d7a6ebddf01a589e9801269a416659b9e460060eb0ea14ecd8414e3b25260508
SSDEEP

3072:aA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoHo:azIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2008-1-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2008	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 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40be9ba39568aa248744d3224b7c7747f227dbd0cf0b81300eddf11b79cd1370.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40be9ba39568aa248744d3224b7c7747f227dbd0cf0b81300eddf11b79cd1370.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2008 -s 308
    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

Replay Monitor

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Downloads

memory/2008-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2008-1-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

Download
memory/2008-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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