dridex | dadf838db9c04f5b2d714af7fe8f1ecb68a6504ac57e7c39907a213dd52072b2

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
12/05/2021, 22:02

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General

Target
0bb00842_by_Libranalysis.dll
Size 162KB
Sample210512-ef73hawc92
SHA256 dadf838db9c04f5b2d714af7fe8f1ecb68a6504ac57e7c39907a213dd52072b2
MD5 0bb00842b9a4e5d6013e407f22b4d85b
SHA1 3102e8d4da1d1ecff601d1ad5d41ae6455f15042
SHA512 84612878c19f3890694fdae9335bf26bb8a7505c300b2b048221e94d7361340d2d28fadd5c62f6ffb3895c8ed8e283067ce06813d15eca2276c1559715544b16
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/4608-115-0x0000000074290000-0x00000000742BE000-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 4436 wrote to memory of 4608	4436	rundll32.exe	71
PID 4436 wrote to memory of 4608	4436	rundll32.exe	71
PID 4436 wrote to memory of 4608	4436	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0bb00842_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0bb00842_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4608

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/4608-115-0x0000000074290000-0x00000000742BE000-memory.dmp

Download

memory/4608-117-0x0000000000CE0000-0x0000000000CE6000-memory.dmp