dridex | f3a72ae7d7279ee98cede8200e4316119b307a86d990629d309d7a28831ffcdb

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
12/05/2021, 14:03

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General

Target
5ee110c5_by_Libranalysis.dll
Size 162KB
Sample210512-kttpchrz46
SHA256 f3a72ae7d7279ee98cede8200e4316119b307a86d990629d309d7a28831ffcdb
MD5 5ee110c52feb8fbd830e0587a04ac069
SHA1 db94757b57f6ade256c365f32ab20fa68a7cc19e
SHA512 1d3df9e8d639cb43bb1b2351974ac3fe777ffd2eff995c0af05081f3ee2a3f85705f901114df9f3b0f992951dc32d9add4a7a3e547a3982dca66bbd9774f7a74
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/3184-115-0x0000000073BF0000-0x0000000073C1E000-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 3152 wrote to memory of 3184	3152	rundll32.exe	70
PID 3152 wrote to memory of 3184	3152	rundll32.exe	70
PID 3152 wrote to memory of 3184	3152	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ee110c5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ee110c5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3184

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/3184-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Download

memory/3184-117-0x00000000004E0000-0x00000000004E6000-memory.dmp