dridex | b38fc28b9b2439b63c04ed44d80ed6cbb4aefa8dfbae93ed7934c1bd3282a130

Analysis

max time kernel
22s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:13

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General

Target

b38fc28b9b2439b63c04ed44d80ed6cbb4aefa8dfbae93ed7934c1bd3282a130.dll
Size

174KB
MD5

5206f05ea399d9083f90556cd255d610
SHA1

dac75a15829ae6b4c96aff923aafe519211d8002
SHA256

b38fc28b9b2439b63c04ed44d80ed6cbb4aefa8dfbae93ed7934c1bd3282a130
SHA512

806d7be2e8a14bffca5d7a22384001146a39c2e2644a9fc97f3e3dd750f92502e4258d26020d4ea6809714f81a32c7455008bb97f5a42656bc4b833c97534473

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/964-115-0x0000000073550000-0x0000000073580000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2264 964 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2264	964	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe
2264	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2264 WerFault.exe
Token: SeBackupPrivilege 2264 WerFault.exe
Token: SeDebugPrivilege 2264 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2264	WerFault.exe
Token: SeBackupPrivilege	2264	WerFault.exe
Token: SeDebugPrivilege	2264	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 800 wrote to memory of 964	800	rundll32.exe	rundll32.exe
PID 800 wrote to memory of 964	800	rundll32.exe	rundll32.exe
PID 800 wrote to memory of 964	800	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b38fc28b9b2439b63c04ed44d80ed6cbb4aefa8dfbae93ed7934c1bd3282a130.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b38fc28b9b2439b63c04ed44d80ed6cbb4aefa8dfbae93ed7934c1bd3282a130.dll,#1
2⤵
PID:964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 964 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264

MITRE ATT&CK Matrix

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Downloads

memory/964-114-0x0000000000000000-mapping.dmp

Download
memory/964-115-0x0000000073550000-0x0000000073580000-memory.dmp

Filesize
192KB

Download
memory/964-117-0x0000000003150000-0x000000000329A000-memory.dmp

Filesize
1.3MB

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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