dridex | 64a5c67337c0724eb677cb6a3530ad3166a563bf63962b32d0329fe3e377e74b

Analysis

max time kernel
143s
max time network
143s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 13:19

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General

Target
d616a83d_by_Libranalysis.dll
Size 162KB
Sample210429-md82npv9rx
SHA256 64a5c67337c0724eb677cb6a3530ad3166a563bf63962b32d0329fe3e377e74b
MD5 d616a83db76b1e15835dfaaa51e10667
SHA1 1f367f79bb581c985db449d2f29a2fba24627083
SHA512 d532d8f0adbff0c7f72bdd0fbaa70a0ef9fd3372e84f175e943a7e9262ecf6a8b3c43aa8ee168eadcc8bb3454244a0c25b89c57c1ae5ac7fbb0a4036a1e0f5a6
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/1208-115-0x0000000074430000-0x000000007445E000-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 1208	808	rundll32.exe	70
PID 808 wrote to memory of 1208	808	rundll32.exe	70
PID 808 wrote to memory of 1208	808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d616a83d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d616a83d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1208

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/1208-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/1208-117-0x0000000002FB0000-0x0000000002FB6000-memory.dmp