dridex | 28e80e033fe9d4caf8d02b944cfff8468afa117ca47a477192030dc6ffb8ccb6

Analysis

max time kernel
20s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 13:06

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General

Target

28e80e033fe9d4caf8d02b944cfff8468afa117ca47a477192030dc6ffb8ccb6.dll
Size

162KB
MD5

d01782b0ffbb9eb519e661a777aed754
SHA1

d12f4ad8b12bf639b6397e3907da5f4b0eaee0f7
SHA256

28e80e033fe9d4caf8d02b944cfff8468afa117ca47a477192030dc6ffb8ccb6
SHA512

2c8455599691b424423f20e2a21583e9c88f4cf86c5ebdb888d537c5ae84c6197be58ad8a9ce997c90f12ec3144591df478c6a5b0f0f22882eac6966a0521697

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/4052-115-0x0000000073F20000-0x0000000073F4E000-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 2256 wrote to memory of 4052	2256	rundll32.exe	rundll32.exe
PID 2256 wrote to memory of 4052	2256	rundll32.exe	rundll32.exe
PID 2256 wrote to memory of 4052	2256	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\28e80e033fe9d4caf8d02b944cfff8468afa117ca47a477192030dc6ffb8ccb6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\28e80e033fe9d4caf8d02b944cfff8468afa117ca47a477192030dc6ffb8ccb6.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4052

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/4052-114-0x0000000000000000-mapping.dmp

Download
memory/4052-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Filesize
184KB

Download
memory/4052-117-0x00000000027F0000-0x00000000027F6000-memory.dmp

Filesize
24KB

Download