dridex | c97d287ec554f78d2ac40df7cf235315433acc6e66fea31f2cff787872ec0abe

Analysis

max time kernel
34s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 05:05

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General

Target
9988ab90_by_Libranalysis.dll
Size 162KB
Sample210430-ml5xlbvasn
SHA256 c97d287ec554f78d2ac40df7cf235315433acc6e66fea31f2cff787872ec0abe
MD5 9988ab9065e0acc648b46096f4cdcef6
SHA1 b538d680a99031c7297d025f7b1010f913b639cb
SHA512 9b2089debfcf5f781b24e00c83c03d9f6b8ca4d798d202234ccc1b5b17d6991cd4fd243cf557f2c077e9483b226a4cc5a099d262ab556b60139ca985e5d3cd19
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/356-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 356	640	rundll32.exe	70
PID 640 wrote to memory of 356	640	rundll32.exe	70
PID 640 wrote to memory of 356	640	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9988ab90_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9988ab90_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:356

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/356-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/356-117-0x0000000000B90000-0x0000000000B96000-memory.dmp