dridex | 0b8d32d4162c8b8cf4874c6cc3bbdb296e7aa397b5280508586546a3d1ae3e3f

Analysis

max time kernel
105s
max time network
105s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 15:03

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General

Target
e9249a3d_by_Libranalysis.dll
Size 162KB
Sample210503-gcsjg1p8fa
SHA256 0b8d32d4162c8b8cf4874c6cc3bbdb296e7aa397b5280508586546a3d1ae3e3f
MD5 e9249a3de27a826e503606acfc548c76
SHA1 342299d3f824e2188e4d7acf3a4dfa0228d71ca5
SHA512 24fd6178095532ea45065aab2c8bf684b602c0be052464b24d6c71717b1ffda032fd042edef3713263e8b6991351123370e16b5383e840204e75d527411405ab
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/1136-115-0x00000000738F0000-0x000000007391E000-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 856 wrote to memory of 1136	856	rundll32.exe	70
PID 856 wrote to memory of 1136	856	rundll32.exe	70
PID 856 wrote to memory of 1136	856	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e9249a3d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e9249a3d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1136

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/1136-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Download

memory/1136-117-0x00000000033D0000-0x00000000033D6000-memory.dmp