dridex | f2fc0de3bf2b0159763e8712db9a31ec045c86be354622f65b8c9eb1a8dbc73b

Analysis

max time kernel
23s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 02:03

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General

Target
59223fda_by_Libranalysis.dll
Size 162KB
Sample210524-paedvb47r2
SHA256 f2fc0de3bf2b0159763e8712db9a31ec045c86be354622f65b8c9eb1a8dbc73b
MD5 59223fdaaae819c8e73771c9b17cea41
SHA1 92bbda8146a51058572abb18714d95862ddad96c
SHA512 bf3dcabe8d06de3006cb29c5444e8b901cc6a5602994f10db6263fb44aa26bbf2370127dbf476e4a7d20aae85afac754fef7d737a94799aa9d8bab90459ea55c
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/3680-115-0x0000000074380000-0x00000000743AE000-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 3904 wrote to memory of 3680	3904	rundll32.exe	63
PID 3904 wrote to memory of 3680	3904	rundll32.exe	63
PID 3904 wrote to memory of 3680	3904	rundll32.exe	63

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\59223fda_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\59223fda_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3680

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/3680-115-0x0000000074380000-0x00000000743AE000-memory.dmp

Download

memory/3680-117-0x00000000007F0000-0x00000000007F6000-memory.dmp