dridex | cbf5a00e342e63fdbd619fdb54dc8d61f569d3749b52a9dfa47fb76ed3394d8d

Analysis

max time kernel
37s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
04/05/2021, 07:02

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General

Target
0cb194fd_by_Libranalysis.dll
Size 162KB
Sample210504-vz6jxtbck2
SHA256 cbf5a00e342e63fdbd619fdb54dc8d61f569d3749b52a9dfa47fb76ed3394d8d
MD5 0cb194fd6690a3370065894888b3b582
SHA1 5635adce1e17217761b0b392e9e7bab773d1b482
SHA512 40f43dabfb83a778c5edaf9feb5aeb1aa4d0acb551e68d376bffdedd7caf245c8cac82c6de8934509d49643081a0eab21216056f421ebfbd85100146b0e089d7
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/3172-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 3172	784	rundll32.exe	68
PID 784 wrote to memory of 3172	784	rundll32.exe	68
PID 784 wrote to memory of 3172	784	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0cb194fd_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0cb194fd_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3172

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/3172-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/3172-117-0x0000000001120000-0x0000000001126000-memory.dmp