dridex | 32d4013991d481311adf52247e819f21a1136ac5062a9b614a468c52eda8385d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/12/2024, 16:13

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General

Target

32d4013991d481311adf52247e819f21a1136ac5062a9b614a468c52eda8385d.dll
Size

161KB
MD5

53f0b9b12aab9e2089b43d54147a0d10
SHA1

6952dcbf6863d5aa168aae5134042ff6f489dc5a
SHA256

32d4013991d481311adf52247e819f21a1136ac5062a9b614a468c52eda8385d
SHA512

3e5268aebf7317fe7044cc00f6b4e35884f42529667a24217f7159597070105f8013ffc42490c60e8c3ad8aab6aa64337368e60526fd55885b2841de82bd4993
SSDEEP

3072:j1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2HGkFY:RnS62Fl+pkeJl3CvRStrFl+EYm

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/1764-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1764-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2128	1764	WerFault.exe	31

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 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 2072 wrote to memory of 1764	2072	rundll32.exe	31
PID 1764 wrote to memory of 2128	1764	rundll32.exe	32
PID 1764 wrote to memory of 2128	1764	rundll32.exe	32
PID 1764 wrote to memory of 2128	1764	rundll32.exe	32
PID 1764 wrote to memory of 2128	1764	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\32d4013991d481311adf52247e819f21a1136ac5062a9b614a468c52eda8385d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\32d4013991d481311adf52247e819f21a1136ac5062a9b614a468c52eda8385d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 256
    3⤵
    - Program crash
    PID:2128

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/1764-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1764-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1764-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1764-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download