dridex | 827d674b37757aeec82c314cdd1e88e86f5d77602b4236f9140025bedae0345d

Analysis

max time kernel
24s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
11/05/2021, 05:02

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General

Target
15e799a8_by_Libranalysis.dll
Size 158KB
Sample210511-mklde653fe
SHA256 827d674b37757aeec82c314cdd1e88e86f5d77602b4236f9140025bedae0345d
MD5 15e799a87a3498885862e85b78c0238e
SHA1 aea8691d28b6f2bfd9e45ba413b817ec8e4ea357
SHA512 83acf3d80e2c58e46c2df2b923c056e2f1dda19cab08920f8de2a761ae2fd551ce85689213d46154fcc650a0cfd157722a8b3a40f68adf092d56326aa5eae3e9
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/684-115-0x0000000073B70000-0x0000000073B9D000-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 2112 wrote to memory of 684	2112	rundll32.exe	70
PID 2112 wrote to memory of 684	2112	rundll32.exe	70
PID 2112 wrote to memory of 684	2112	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\15e799a8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\15e799a8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:684

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/684-115-0x0000000073B70000-0x0000000073B9D000-memory.dmp

Download

memory/684-117-0x0000000002D60000-0x0000000002D66000-memory.dmp