dridex | 127fdad90b3904d89751ce25af295097bc8bcccabbad529ea524502bbac74f42

Analysis

max time kernel
45s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 18:49

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General

Target
127fdad90b3904d89751ce25af295097bc8bcccabbad529ea524502bbac74f42.dll
Size 162KB
Sample210415-2q12ay1saa
SHA256 127fdad90b3904d89751ce25af295097bc8bcccabbad529ea524502bbac74f42
MD5 a8b580fe4d8fdcdafb753a7ae6b844c0
SHA1 18257922f24ab2244fd05f846bf635405314f28b
SHA512 6dcf443b2469bce3047184683bff4205c6d0e5c99dd66f4c7b5546ac7c24dc83b6cc2e60d8c25572cb8fda7917e1bceb8ea634478d925bfccf051d43bdd43379
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
behavioral2/memory/1204-115-0x0000000074310000-0x000000007433E000-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 3 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 1204	644	rundll32.exe	69
PID 644 wrote to memory of 1204	644	rundll32.exe	69
PID 644 wrote to memory of 1204	644	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\127fdad90b3904d89751ce25af295097bc8bcccabbad529ea524502bbac74f42.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\127fdad90b3904d89751ce25af295097bc8bcccabbad529ea524502bbac74f42.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1204

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

Replay Monitor

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Downloads

memory/1204-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/1204-117-0x0000000004160000-0x0000000004166000-memory.dmp