dridex | 4f969b6ddf6ec8b6b53dc44c2a7a91aac2d1dca856c19a69f1613f4d7d0b21a1

Analysis

max time kernel
64s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
27/04/2021, 10:02

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General

Target
abf74400_by_Libranalysis.dll
Size 162KB
Sample210427-ftrn8sebsj
SHA256 4f969b6ddf6ec8b6b53dc44c2a7a91aac2d1dca856c19a69f1613f4d7d0b21a1
MD5 abf744005263a57e8db17efbcaf5acb7
SHA1 800f2896a8c95fab991bcdc283138a3ad39dc5ad
SHA512 5021f730033222d69e25653049f62ef5ef503556f035bd630e46d30be7964054c4b70f0143e085bf1aee7c360ab5f78b5c20d04017aed350b24a1632f0482829
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/3180-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 3180	3680	rundll32.exe	15
PID 3680 wrote to memory of 3180	3680	rundll32.exe	15
PID 3680 wrote to memory of 3180	3680	rundll32.exe	15

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abf74400_by_Libranalysis.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3180

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abf74400_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
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/3180-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3180-117-0x0000000000B60000-0x0000000000B66000-memory.dmp