dridex | ca7ee01729423fdbfe7d607236167080da1ef03432cfd06294472b79a7b144fc

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 16:18

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General

Target
ca7ee01729423fdbfe7d607236167080da1ef03432cfd06294472b79a7b144fc.dll
Size 162KB
Sample210416-4wtmpsffq6
SHA256 ca7ee01729423fdbfe7d607236167080da1ef03432cfd06294472b79a7b144fc
MD5 1d26a0584f8c7e6731bea2bca6739af4
SHA1 b71450f2216b1db44f7f3f060b31272441e4ef06
SHA512 ce8cc816cb605f075146e1e7cacc643a71bdc96293bcd2eadfdc10f7702e5bb082951e090b570550c06f4caac0d04e6f05b05c4cc72d247c598d8bbf5f6c9478
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/496-115-0x0000000073860000-0x000000007388E000-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 2208 wrote to memory of 496	2208	rundll32.exe	70
PID 2208 wrote to memory of 496	2208	rundll32.exe	70
PID 2208 wrote to memory of 496	2208	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7ee01729423fdbfe7d607236167080da1ef03432cfd06294472b79a7b144fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7ee01729423fdbfe7d607236167080da1ef03432cfd06294472b79a7b144fc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:496

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/496-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/496-117-0x0000000000940000-0x0000000000946000-memory.dmp