dridex | f93e1fe2fb9d183dd7c2cead5998f8c37c1160f8b3453f07cefa998e63a875b1

Analysis

max time kernel
29s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
07/05/2021, 22:01

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General

Target
56ec0a7d_by_Libranalysis.dll
Size 162KB
Sample210507-yp7cp2pken
SHA256 f93e1fe2fb9d183dd7c2cead5998f8c37c1160f8b3453f07cefa998e63a875b1
MD5 56ec0a7d2530317686101b58281033cd
SHA1 9e0e9ab3f1bb0f66ad106a9e934eb9373f0a2ffc
SHA512 e73a11884b4b7ebd19d31de9fb0d3af5a711484e488ba5649dd8109a37745b87cde22c11346b0b00473acd6a54c32e35c6ef366a7ee81a64c3e08c4b802134b9
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/3912-115-0x0000000074390000-0x00000000743BE000-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 572 wrote to memory of 3912	572	rundll32.exe	69
PID 572 wrote to memory of 3912	572	rundll32.exe	69
PID 572 wrote to memory of 3912	572	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\56ec0a7d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\56ec0a7d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3912

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/3912-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Download

memory/3912-117-0x00000000031C0000-0x00000000031C6000-memory.dmp