dridex | e66c52bad0ed00d07a6e9917bfaa39830c0cb42915902de9facd0862920c312c

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2024 04:44

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General

Target

85f59f5255e35667934e2b72177f49d8.dll
Size

188KB
MD5

85f59f5255e35667934e2b72177f49d8
SHA1

f4b3130e34242dea98d8946bd5ba2a17dbd07f51
SHA256

e66c52bad0ed00d07a6e9917bfaa39830c0cb42915902de9facd0862920c312c
SHA512

3037aef8a5b11e41eae3bb30cef6bdacd403ca6ac82e0c516222eb6fe52fa4bcc354d761a3b9a15882ac2f9defa39768afcc970214ba6853915b5249273bf796
SSDEEP

3072:6H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViW+7dU:6Uua/Pv7YNhRIEZDeXVpAxtMsxK

Score

10^/10

dridex 22201 botnet 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 Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5952-0-0x0000000075700000-0x0000000075730000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5624	5952	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 5952	4260	rundll32.exe	85
PID 4260 wrote to memory of 5952	4260	rundll32.exe	85
PID 4260 wrote to memory of 5952	4260	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\85f59f5255e35667934e2b72177f49d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\85f59f5255e35667934e2b72177f49d8.dll,#1
  2⤵
  PID:5952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5952 -s 692
    3⤵
    - Program crash
    PID:5624

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5952 -ip 5952
1⤵
PID:5260

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/5952-0-0x0000000075700000-0x0000000075730000-memory.dmp

Filesize
192KB

Download
memory/5952-1-0x0000000002380000-0x0000000002386000-memory.dmp

Filesize
24KB

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