dridex | d06c843d48e0cac1f8efb4ce9dcf71143e4ef3b49e4f89fbaf775be01c779414

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 02:56

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General

Target

d06c843d48e0cac1f8efb4ce9dcf71143e4ef3b49e4f89fbaf775be01c779414.dll
Size

172KB
MD5

575dad03c5c4443fafec92d1e3c3fda7
SHA1

e353f7dadf6f8edd048839af48854a79beae5800
SHA256

d06c843d48e0cac1f8efb4ce9dcf71143e4ef3b49e4f89fbaf775be01c779414
SHA512

fd162266b11122b10acad90792b3f6b65315fd115016c9a40a991a19baa92d5e38a24a4488ede4ec7d4313452d5c38c64518b9345f9b47ca60d89734c99ac4a6

Score

10^/10

dridex 40112 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

40112

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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/3968-115-0x0000000073B80000-0x0000000073BB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3732 3968 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3732	3968	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe
3732	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3732 WerFault.exe
Token: SeBackupPrivilege 3732 WerFault.exe
Token: SeDebugPrivilege 3732 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	3732	WerFault.exe
Token: SeBackupPrivilege	3732	WerFault.exe
Token: SeDebugPrivilege	3732	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3988 wrote to memory of 3968	3988	rundll32.exe	rundll32.exe
PID 3988 wrote to memory of 3968	3988	rundll32.exe	rundll32.exe
PID 3988 wrote to memory of 3968	3988	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d06c843d48e0cac1f8efb4ce9dcf71143e4ef3b49e4f89fbaf775be01c779414.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d06c843d48e0cac1f8efb4ce9dcf71143e4ef3b49e4f89fbaf775be01c779414.dll,#1
2⤵
PID:3968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 680
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3732

MITRE ATT&CK Matrix

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Downloads

memory/3968-114-0x0000000000000000-mapping.dmp

Download
memory/3968-115-0x0000000073B80000-0x0000000073BB0000-memory.dmp

Filesize
192KB

Download
memory/3968-117-0x0000000000FF0000-0x0000000000FF6000-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