dridex | b8278e259f663deafc8fb76aacf77217e0ba4101a1ffded31909978a8617a391

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7v20210410
submitted
19/04/2021, 05:55

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General

Target
b8278e259f663deafc8fb76aacf77217e0ba4101a1ffded31909978a8617a391.dll
Size 162KB
Sample210419-ffsdpynx9e
SHA256 b8278e259f663deafc8fb76aacf77217e0ba4101a1ffded31909978a8617a391
MD5 11ee78269e562bf75097d3b7077046f1
SHA1 4460058b643a83b175baf6b6f3a7e83ed1a32913
SHA512 84add5c4135579ae6521ea6901627555d167de13f39d6b45185f805066e9aae976df270f77dca5f42c0e7c38e130d57b953ddf438b70895d456a2048d96c379b
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral1/memory/1916-61-0x0000000074A40000-0x0000000074A6E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25
PID 1052 wrote to memory of 1916	1052	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8278e259f663deafc8fb76aacf77217e0ba4101a1ffded31909978a8617a391.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b8278e259f663deafc8fb76aacf77217e0ba4101a1ffded31909978a8617a391.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1916-60-0x0000000075721000-0x0000000075723000-memory.dmp

Download

memory/1916-61-0x0000000074A40000-0x0000000074A6E000-memory.dmp

Download

memory/1916-63-0x00000000001A0000-0x00000000001A6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads