dridex | b78b6d194c09da04afe254a9897ea138f4c203856f4b9e58ced85bc854157b1f

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 14:26

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General

Target

df62a36d028fe746a8bf350647b76433.dll
Size

188KB
MD5

df62a36d028fe746a8bf350647b76433
SHA1

016ce93501dadaeb41fad13116e19083ec0b7eda
SHA256

b78b6d194c09da04afe254a9897ea138f4c203856f4b9e58ced85bc854157b1f
SHA512

308114d1ec15782ad3e78887a7fa9ffcc17b093a0e0a0cfc84280a1d65d11c98f8de7781d44c6291505b82dc809c09b6811480ad56970504a44ff9416c740c46
SSDEEP

3072:/H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViW47dU:/Uua/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

Processes:

resource	yara_rule
behavioral1/memory/1948-0-0x00000000749C0000-0x00000000749F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1060 1948 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1060	1948	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1948	1736	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1060	1948	rundll32.exe	WerFault.exe
PID 1948 wrote to memory of 1060	1948	rundll32.exe	WerFault.exe
PID 1948 wrote to memory of 1060	1948	rundll32.exe	WerFault.exe
PID 1948 wrote to memory of 1060	1948	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df62a36d028fe746a8bf350647b76433.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df62a36d028fe746a8bf350647b76433.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 300
3⤵
- Program crash
PID:1060

MITRE ATT&CK Matrix

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Downloads

memory/1948-0-0x00000000749C0000-0x00000000749F0000-memory.dmp

Filesize
192KB

Download
memory/1948-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download