dridex | 1cfa578898af10309dc667d943c1dca177e07f79360c87970a82523e65051928

Analysis

max time kernel
18s
max time network
149s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:14

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General

Target

1cfa578898af10309dc667d943c1dca177e07f79360c87970a82523e65051928.dll
Size

174KB
MD5

9aa9a3a32b924cd85b6fdca1a7e15e23
SHA1

7d074cb41351f4ac78f202fff713125dd047adff
SHA256

1cfa578898af10309dc667d943c1dca177e07f79360c87970a82523e65051928
SHA512

03c4ae8dac54d632f2af4b16039ad4054ec4f5d24abb88460672f54bcce0265ed2553e7f4411483f28aa2ea9ab4ae4cb93bdaaf1da4aad8fbe16b64553a54672

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/3452-115-0x00000000742E0000-0x0000000074310000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3416 3452 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3416	3452	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe
3416	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3416 WerFault.exe
Token: SeBackupPrivilege 3416 WerFault.exe
Token: SeDebugPrivilege 3416 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3416	WerFault.exe
Token: SeBackupPrivilege	3416	WerFault.exe
Token: SeDebugPrivilege	3416	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3972 wrote to memory of 3452	3972	rundll32.exe	rundll32.exe
PID 3972 wrote to memory of 3452	3972	rundll32.exe	rundll32.exe
PID 3972 wrote to memory of 3452	3972	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cfa578898af10309dc667d943c1dca177e07f79360c87970a82523e65051928.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3972

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1cfa578898af10309dc667d943c1dca177e07f79360c87970a82523e65051928.dll,#1
2⤵
PID:3452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 644
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3416

MITRE ATT&CK Matrix

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Downloads

memory/3452-114-0x0000000000000000-mapping.dmp

Download
memory/3452-115-0x00000000742E0000-0x0000000074310000-memory.dmp

Filesize
192KB

Download
memory/3452-117-0x0000000003470000-0x0000000003476000-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