dridex | 26da2494d3fcb5a7e6f75be9bcc3654dc0556db73c2f93dfb73484e9ad0097bd

Analysis

max time kernel
59s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 13:02

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General

Target
501c2ab5_by_Libranalysis.dll
Size 162KB
Sample210508-pcdn5txbsa
SHA256 26da2494d3fcb5a7e6f75be9bcc3654dc0556db73c2f93dfb73484e9ad0097bd
MD5 501c2ab5d5599dfb406c9c09dd97f651
SHA1 69e47dcdaf5d0e71bdab45a7cc707bbd9cca0a09
SHA512 a40c331a8bddb152b2531702410bab2a6b2ef04ada9d22bf5a52a6568fc7b7d209c84a7abed805bbe511b7e4c1053c3ed432e8e9bd5317d86ce47dade2405f1e
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/1084-115-0x0000000074430000-0x000000007445E000-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 808 wrote to memory of 1084	808	rundll32.exe	69
PID 808 wrote to memory of 1084	808	rundll32.exe	69
PID 808 wrote to memory of 1084	808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\501c2ab5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\501c2ab5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1084

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/1084-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/1084-117-0x0000000000800000-0x00000000008AE000-memory.dmp