dridex | 3c1a428a01f995ae2cd541d7ccef697de45b47105409c0b3e97279e00290d296

Analysis

max time kernel
137s
max time network
141s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 05:06

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General

Target
97156801_by_Libranalysis.dll
Size 162KB
Sample210429-rt3czdyhf2
SHA256 3c1a428a01f995ae2cd541d7ccef697de45b47105409c0b3e97279e00290d296
MD5 97156801615dd616d0eb41be1ef51684
SHA1 6bc3578d281ec8ad6a2c8ea550f13dd8de5377b5
SHA512 6460eb7251af1e6d31636fea02a0b838cfae2dddda20752c6155cfcd186131dfbb05ca8e5715b02003e4e3772381e0d7ddc68f940052521659ad021f2518db92
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/980-115-0x0000000074420000-0x000000007444E000-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 3212 wrote to memory of 980	3212	rundll32.exe	53
PID 3212 wrote to memory of 980	3212	rundll32.exe	53
PID 3212 wrote to memory of 980	3212	rundll32.exe	53

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\97156801_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\97156801_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:980

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/980-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/980-117-0x0000000000870000-0x0000000000876000-memory.dmp