dridex | d5818b728537d6025b20c1905c4647f68db969cf841ad488b4bcd2f93b019a9b

Analysis

max time kernel
17s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
10-06-2021 23:55

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General

Target

d5818b728537d6025b20c1905c4647f68db969cf841ad488b4bcd2f93b019a9b.dll
Size

174KB
MD5

09ca51df6a9907ed75bf0a7868125b00
SHA1

70fc3a71a998efa9163e0adf8fc26e63673ac4d1
SHA256

d5818b728537d6025b20c1905c4647f68db969cf841ad488b4bcd2f93b019a9b
SHA512

3ca53ef8ce4194969c617883a1e509215bae8f5073c7a9ffc9f48e6d072f19d6e99821ee3141fd560ae4c7d8616d4bfce97611b16212d73ea82e4ef5bf148fcd

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/3168-115-0x00000000736D0000-0x0000000073700000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3948 3168 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3948	3168	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe
3948	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3948 WerFault.exe
Token: SeBackupPrivilege 3948 WerFault.exe
Token: SeDebugPrivilege 3948 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3948	WerFault.exe
Token: SeBackupPrivilege	3948	WerFault.exe
Token: SeDebugPrivilege	3948	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3172 wrote to memory of 3168	3172	rundll32.exe	rundll32.exe
PID 3172 wrote to memory of 3168	3172	rundll32.exe	rundll32.exe
PID 3172 wrote to memory of 3168	3172	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5818b728537d6025b20c1905c4647f68db969cf841ad488b4bcd2f93b019a9b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3172

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5818b728537d6025b20c1905c4647f68db969cf841ad488b4bcd2f93b019a9b.dll,#1
2⤵
PID:3168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3168 -s 652
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3948

MITRE ATT&CK Matrix

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Downloads

memory/3168-114-0x0000000000000000-mapping.dmp

Download
memory/3168-115-0x00000000736D0000-0x0000000073700000-memory.dmp

Filesize
192KB

Download
memory/3168-117-0x0000000000D50000-0x0000000000D56000-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