dridex | 1ec0c50a6a88953424432220a872a3b877060534563823bac83a61c624ae1699

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7v20210410
submitted
18-06-2021 17:07

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General

Target

/Users/T1658/Documents/Malicious /TEST/148bdfb33c53bce3918e9ae50a562a55.exe.dll
Size

204KB
MD5

e9f989c9e0781492ecd20e8d158017b5
SHA1

3240e212a3baf1948e0833584aee723cc92ae58e
SHA256

1ec0c50a6a88953424432220a872a3b877060534563823bac83a61c624ae1699
SHA512

4ce58ded4b084fd32611a575a30b2381b6f99c37f0694e20632ff7d56da6d8852c8c37fb78dd7c860ac2176ed982713796dd1646300af1ddd8a533d555e27334

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/1652-61-0x0000000074D50000-0x0000000074D85000-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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe
PID 368 wrote to memory of 1652	368	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\payload.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\payload.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1652

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/1652-59-0x0000000000000000-mapping.dmp

Download
memory/1652-60-0x0000000076661000-0x0000000076663000-memory.dmp

Filesize
8KB

Download
memory/1652-61-0x0000000074D50000-0x0000000074D85000-memory.dmp

Filesize
212KB

Download
memory/1652-63-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download