dridex | 89c1eafedbd44ea25dc146c6b619777426775dc71c1d8a2a48342967255cebf1

Analysis

max time kernel
73s
max time network
134s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 10:35

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General

Target
c1c2ae0c_by_Libranalysis.dll
Size 162KB
Sample210429-qthwp7fbnn
SHA256 89c1eafedbd44ea25dc146c6b619777426775dc71c1d8a2a48342967255cebf1
MD5 c1c2ae0c0897cae075f46685d11ab602
SHA1 252e5363b9ad2b02b82056d692912723a55a3345
SHA512 bbb80169a2e8d375a1af2617b336aaffd84124badc419dc15bea7718eb744703d23e6c140c4755d16db697de18177f3c6c0f2183d5fec24b4a43ab971d4bb011
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/1160-115-0x0000000074450000-0x000000007447E000-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 656 wrote to memory of 1160	656	rundll32.exe	70
PID 656 wrote to memory of 1160	656	rundll32.exe	70
PID 656 wrote to memory of 1160	656	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c1c2ae0c_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c1c2ae0c_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1160

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/1160-115-0x0000000074450000-0x000000007447E000-memory.dmp

Download

memory/1160-117-0x00000000006B0000-0x00000000006B6000-memory.dmp