dridex | e0f688f4834a984932a00b85f0973da85ed4e0819b7e08a94e11e493619d9bbc

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 05:11

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General

Target

JaffaCakes118_e0f688f4834a984932a00b85f0973da85ed4e0819b7e08a94e11e493619d9bbc.dll
Size

161KB
MD5

a3b6ec6ad96edfadf2c077e8a5bffcc7
SHA1

4572a71cada49aadb62b4fb8917dd688ba5c4de5
SHA256

e0f688f4834a984932a00b85f0973da85ed4e0819b7e08a94e11e493619d9bbc
SHA512

f581288436f96c9cc8b2ab923c5a8541d56d7bb68d99be3934180a8e9db68e5bce38f995bb6210bbacadcfbd579cdc54ee09aabb5b8efb7ca4453366354299b4
SSDEEP

3072:VySuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2DGkFY:cnS62Fl+pkeJl3CvRStrFl+EYS

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2504-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2504-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	2504	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 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2112 wrote to memory of 2504	2112	rundll32.exe	30
PID 2504 wrote to memory of 2368	2504	rundll32.exe	31
PID 2504 wrote to memory of 2368	2504	rundll32.exe	31
PID 2504 wrote to memory of 2368	2504	rundll32.exe	31
PID 2504 wrote to memory of 2368	2504	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e0f688f4834a984932a00b85f0973da85ed4e0819b7e08a94e11e493619d9bbc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e0f688f4834a984932a00b85f0973da85ed4e0819b7e08a94e11e493619d9bbc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 256
    3⤵
    - Program crash
    PID:2368

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/2504-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2504-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2504-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download