dridex | 20d50b45cc82bd614bc6ba3da79c87c2fe22219ad5920c8e9b91edc561d8f360

Analysis

max time kernel
24s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
10-06-2021 23:56

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General

Target

20d50b45cc82bd614bc6ba3da79c87c2fe22219ad5920c8e9b91edc561d8f360.dll
Size

170KB
MD5

48de6355d700e054c51ad6744eb774ad
SHA1

410aa21494b167fdfb155186d9484e44b4c4f4a9
SHA256

20d50b45cc82bd614bc6ba3da79c87c2fe22219ad5920c8e9b91edc561d8f360
SHA512

c5b04ac9ac6f38790d865a6d89bbdc36217ffdfce3ba6ad465a9a19835a42f4e7cfccdc817ff0ff8acc3dcf5497ec0ca1c684818feae548e5f2e6d004d1987fe

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 2268 created 1208 2268 WerFault.exe rundll32.exe

description	pid	process	target process
PID 2268 created 1208	2268	WerFault.exe	rundll32.exe

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1208-115-0x0000000073F10000-0x0000000073F3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2268 1208 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2268	1208	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe
2268	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2268 WerFault.exe
Token: SeBackupPrivilege 2268 WerFault.exe
Token: SeDebugPrivilege 2268 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2268	WerFault.exe
Token: SeBackupPrivilege	2268	WerFault.exe
Token: SeDebugPrivilege	2268	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 488 wrote to memory of 1208	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1208	488	rundll32.exe	rundll32.exe
PID 488 wrote to memory of 1208	488	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20d50b45cc82bd614bc6ba3da79c87c2fe22219ad5920c8e9b91edc561d8f360.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20d50b45cc82bd614bc6ba3da79c87c2fe22219ad5920c8e9b91edc561d8f360.dll,#1
2⤵
PID:1208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 648
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268

MITRE ATT&CK Matrix

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Downloads

memory/1208-114-0x0000000000000000-mapping.dmp

Download
memory/1208-115-0x0000000073F10000-0x0000000073F3F000-memory.dmp

Filesize
188KB

Download
memory/1208-117-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads