dridex | ba90231dcc85c052d43e1acc537300769701fb91c0a99a5342f312e8c7c5b4f7

Analysis

max time kernel
23s
max time network
85s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:29

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General

Target

ba90231dcc85c052d43e1acc537300769701fb91c0a99a5342f312e8c7c5b4f7.dll
Size

174KB
MD5

399942bfb061554be12528d382681686
SHA1

ecb4d33ea5c8970872d7271c5f9ab5cfbb9bc3f0
SHA256

ba90231dcc85c052d43e1acc537300769701fb91c0a99a5342f312e8c7c5b4f7
SHA512

a6e320a0522fb2e3b7cd0a93474e6db43695efd2a894dd0c93396b1baed560174436b979c693d812380028c7030562d176e7a57376c389e2c9a12b789dbcdaea

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/4000-115-0x0000000073A70000-0x0000000073AA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2032 4000 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2032	4000	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe
2032	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2032 WerFault.exe
Token: SeBackupPrivilege 2032 WerFault.exe
Token: SeDebugPrivilege 2032 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2032	WerFault.exe
Token: SeBackupPrivilege	2032	WerFault.exe
Token: SeDebugPrivilege	2032	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 660 wrote to memory of 4000	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 4000	660	rundll32.exe	rundll32.exe
PID 660 wrote to memory of 4000	660	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba90231dcc85c052d43e1acc537300769701fb91c0a99a5342f312e8c7c5b4f7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:660

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba90231dcc85c052d43e1acc537300769701fb91c0a99a5342f312e8c7c5b4f7.dll,#1
2⤵
PID:4000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 648
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032

MITRE ATT&CK Matrix

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Downloads

memory/4000-114-0x0000000000000000-mapping.dmp

Download
memory/4000-115-0x0000000073A70000-0x0000000073AA0000-memory.dmp

Filesize
192KB

Download
memory/4000-117-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads