dridex | 97971f3f9aef8497a17fa46f6e494b92c324712694ee372bd502f050e16a19ae

Analysis

max time kernel
72s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:44

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General

Target

JaffaCakes118_97971f3f9aef8497a17fa46f6e494b92c324712694ee372bd502f050e16a19ae.dll
Size

188KB
MD5

1f7324720b8894c8a5833e300085102f
SHA1

2b997f0ea5bbfb233d8ec3c3fae5f82322242a26
SHA256

97971f3f9aef8497a17fa46f6e494b92c324712694ee372bd502f050e16a19ae
SHA512

ad0f8205b8cc004e82b353375652f6c157767f95d8d5af94e57c89bec758c016fd8c6df38c339a6424ffbb10b49cafc8298f901b42ffeda5b3f6e5fc995da025
SSDEEP

3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:LzIqATVfQeV2FZalKq6jtGJWuTmd

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/1128-1-0x00000000753D0000-0x0000000075400000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
584	1128	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 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1736 wrote to memory of 1128	1736	rundll32.exe	30
PID 1128 wrote to memory of 584	1128	rundll32.exe	31
PID 1128 wrote to memory of 584	1128	rundll32.exe	31
PID 1128 wrote to memory of 584	1128	rundll32.exe	31
PID 1128 wrote to memory of 584	1128	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97971f3f9aef8497a17fa46f6e494b92c324712694ee372bd502f050e16a19ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_97971f3f9aef8497a17fa46f6e494b92c324712694ee372bd502f050e16a19ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 308
    3⤵
    - Program crash
    PID:584

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/1128-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1128-1-0x00000000753D0000-0x0000000075400000-memory.dmp

Filesize
192KB

Download
memory/1128-4-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download