dridex | b94bc29b38e13e28656c66e606f8e2318df36c8f8346fea0f420c8ea16ee7ff1

Analysis

max time kernel
41s
max time network
43s
platform
windows7_x64
resource
win7-20220414-en
submitted
28-06-2022 14:54

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General

Target

Dridex_f546f0754cd26d16a43c495fb875760048fb227d9343b7e699befdfea7918547.dll
Size

532KB
MD5

bc329b4992dda3bb719ecc653ba0fb66
SHA1

082963be9bdf6558e4a99bb0a7e97d4de15187e7
SHA256

f546f0754cd26d16a43c495fb875760048fb227d9343b7e699befdfea7918547
SHA512

549b784467d1e708939141c5bbaad740a3da1b4c3dad77a0523bc8bd2dbdf13bb04c484a7df35c49fb7dfd7a58c19f901c078bbec656ed254aab5b6d20d8a5ac

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.91.122.102:443

85.10.248.28:593

185.4.135.27:5228

80.211.3.13:8116

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

Processes:

resource	yara_rule
behavioral1/memory/776-56-0x0000000074980000-0x0000000074A07000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

952 776 WerFault.exe rundll32.exe

pid	pid_target	process	target process
952	776	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 776	1852	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 952	776	rundll32.exe	WerFault.exe
PID 776 wrote to memory of 952	776	rundll32.exe	WerFault.exe
PID 776 wrote to memory of 952	776	rundll32.exe	WerFault.exe
PID 776 wrote to memory of 952	776	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_f546f0754cd26d16a43c495fb875760048fb227d9343b7e699befdfea7918547.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_f546f0754cd26d16a43c495fb875760048fb227d9343b7e699befdfea7918547.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 776 -s 224
3⤵
- Program crash
PID:952

MITRE ATT&CK Matrix

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Downloads

memory/776-54-0x0000000000000000-mapping.dmp

Download
memory/776-55-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download
memory/776-56-0x0000000074980000-0x0000000074A07000-memory.dmp

Filesize
540KB

Download
memory/776-59-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/952-58-0x0000000000000000-mapping.dmp

Download