dridex | 1d37760ecc57201df1668e6a4eb9434ea2193c2c0c2209f020ce2b3956a33434

Analysis

max time kernel
17s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 03:09

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General

Target

1d37760ecc57201df1668e6a4eb9434ea2193c2c0c2209f020ce2b3956a33434.dll
Size

174KB
MD5

b24080c5ea1ae53af398e594eb5f5060
SHA1

f4c2028185f209282d0ec9c2729d00f0e657e373
SHA256

1d37760ecc57201df1668e6a4eb9434ea2193c2c0c2209f020ce2b3956a33434
SHA512

f8006f249b78370eb9bc793620354fa016cc72e20e2863d65572e8076010b559ca0a6cef69f5374e8dc320be0b74c89c3ca10312888eb47f25869ae232a78c82

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/3932-115-0x0000000074090000-0x00000000740C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1548 3932 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1548	3932	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe
1548	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1548 WerFault.exe
Token: SeBackupPrivilege 1548 WerFault.exe
Token: SeDebugPrivilege 1548 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1548	WerFault.exe
Token: SeBackupPrivilege	1548	WerFault.exe
Token: SeDebugPrivilege	1548	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d37760ecc57201df1668e6a4eb9434ea2193c2c0c2209f020ce2b3956a33434.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3540

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1d37760ecc57201df1668e6a4eb9434ea2193c2c0c2209f020ce2b3956a33434.dll,#1
2⤵
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 656
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1548

MITRE ATT&CK Matrix

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Downloads

memory/3932-114-0x0000000000000000-mapping.dmp

Download
memory/3932-115-0x0000000074090000-0x00000000740C0000-memory.dmp

Filesize
192KB

Download
memory/3932-117-0x0000000000AB0000-0x0000000000BFA000-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