dridex | 54e84252a045829dd272aedec80c468ff3c235296dac4b7b383cf9fd474be771

Analysis

max time kernel
46s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 21:33

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General

Target

54e84252a045829dd272aedec80c468ff3c235296dac4b7b383cf9fd474be771.dll
Size

162KB
MD5

e74be5093bba129f5d33b0b8731dd219
SHA1

2ac3a4288b60781ae8d47f3581c6e1291b796929
SHA256

54e84252a045829dd272aedec80c468ff3c235296dac4b7b383cf9fd474be771
SHA512

684775b21534b798e01ce9abfb2d8cf58f4215fe6d7b00299697291f529a59e84e9ac94b03be2e492fa9d7d34abe000a54f3faa8bead3e37af6571479b56854a

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/1216-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 668 wrote to memory of 1216	668	rundll32.exe	rundll32.exe
PID 668 wrote to memory of 1216	668	rundll32.exe	rundll32.exe
PID 668 wrote to memory of 1216	668	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54e84252a045829dd272aedec80c468ff3c235296dac4b7b383cf9fd474be771.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:668

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54e84252a045829dd272aedec80c468ff3c235296dac4b7b383cf9fd474be771.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1216

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1216-114-0x0000000000000000-mapping.dmp

Download
memory/1216-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/1216-117-0x00000000035F0000-0x00000000035F6000-memory.dmp

Filesize
24KB

Download