dridex | 2e7f8bcd9e628b777a7c9726a8fcef30c7174f461a7320422386b5dff3ba22ca

Analysis

max time kernel
127s
max time network
129s
platform
windows10_x64
resource
win10v20210410
submitted
22/05/2021, 16:03

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General

Target
93ed2a2b_by_Libranalysis.dll
Size 162KB
Sample210522-w3fqs5qwf2
SHA256 2e7f8bcd9e628b777a7c9726a8fcef30c7174f461a7320422386b5dff3ba22ca
MD5 93ed2a2b576f3a005662f416b78b2378
SHA1 075ab234bb9b60f5731493653774f0906f2e07b0
SHA512 ff7957f9248546947a3230894f4aa68c205d44b6aff969fe25f5f577190d3eef76b204b1f12f5c2ad78e0474211eb4209d75e9abfc2ace2f3839e373e387fff0
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/1740-115-0x0000000074300000-0x000000007432E000-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 3876 wrote to memory of 1740	3876	rundll32.exe	69
PID 3876 wrote to memory of 1740	3876	rundll32.exe	69
PID 3876 wrote to memory of 1740	3876	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\93ed2a2b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\93ed2a2b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1740

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/1740-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/1740-117-0x0000000004AD0000-0x0000000004AD6000-memory.dmp