dridex | cb4296530565b85e7634fe2c8ed8bbd935ead4606d00bbefd63700983cca396c

Analysis

max time kernel
26s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 22:46

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General

Target
cb4296530565b85e7634fe2c8ed8bbd935ead4606d00bbefd63700983cca396c.dll
Size 162KB
Sample210415-j5f15pfaq2
SHA256 cb4296530565b85e7634fe2c8ed8bbd935ead4606d00bbefd63700983cca396c
MD5 48a798dba57d950657211b1ccdbad8fb
SHA1 e8cf0406cc4b4a72990e12d286bb29740aec6354
SHA512 386da701cede08554c2ef0d9e3a076c0d491f88bcd7df106c9c041609f46616641433d19c272787fc3a87e310951cb38b4d533b0dec842a2f610cdad80d75878
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/1404-115-0x0000000073D90000-0x0000000073DBE000-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 904 wrote to memory of 1404	904	rundll32.exe	69
PID 904 wrote to memory of 1404	904	rundll32.exe	69
PID 904 wrote to memory of 1404	904	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb4296530565b85e7634fe2c8ed8bbd935ead4606d00bbefd63700983cca396c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cb4296530565b85e7634fe2c8ed8bbd935ead4606d00bbefd63700983cca396c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1404

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/1404-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Download

memory/1404-117-0x0000000000310000-0x0000000000316000-memory.dmp