dridex | 555c0319d988219da52ca6716d523c1504a51b1dc6135f2dbba9c36cc6a20356

Analysis

max time kernel
24s
max time network
116s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:12

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General

Target

555c0319d988219da52ca6716d523c1504a51b1dc6135f2dbba9c36cc6a20356.dll
Size

174KB
MD5

520f1879c57f46fbbea6ea8a0358c02b
SHA1

db1f45ddb484e1306947c785ec517162365892a5
SHA256

555c0319d988219da52ca6716d523c1504a51b1dc6135f2dbba9c36cc6a20356
SHA512

d3b00c837c2cd013cbdf186f1ba1ec91129e13a54286687268cac0bbe7de69ce216dce93f9c9b601b671a4ccf664288fc7ac210ab49f5af2a192bd817bbdc689

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

178.128.220.64:30333

45.79.91.89:9987

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/1276-115-0x0000000073ED0000-0x0000000073F00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2428 1276 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2428	1276	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe
2428	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2428 WerFault.exe
Token: SeBackupPrivilege 2428 WerFault.exe
Token: SeDebugPrivilege 2428 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2428	WerFault.exe
Token: SeBackupPrivilege	2428	WerFault.exe
Token: SeDebugPrivilege	2428	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 852 wrote to memory of 1276	852	rundll32.exe	rundll32.exe
PID 852 wrote to memory of 1276	852	rundll32.exe	rundll32.exe
PID 852 wrote to memory of 1276	852	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\555c0319d988219da52ca6716d523c1504a51b1dc6135f2dbba9c36cc6a20356.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:852

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\555c0319d988219da52ca6716d523c1504a51b1dc6135f2dbba9c36cc6a20356.dll,#1
2⤵
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 648
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2428

MITRE ATT&CK Matrix

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Downloads

memory/1276-114-0x0000000000000000-mapping.dmp

Download
memory/1276-115-0x0000000073ED0000-0x0000000073F00000-memory.dmp

Filesize
192KB

Download
memory/1276-117-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads