dridex | 54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f

Analysis

max time kernel
124s
max time network
129s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 16:03

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General

Target

54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll
Size

162KB
MD5

401e63ca9f5c064f3d03a4c89c202fa2
SHA1

57df09ce24e235d69030e26655c7aaa3bbe6069c
SHA256

54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f
SHA512

2f5cd58eb1089a1887d88086b5777954b1d5104d6ce41084085d15eda56851e0dc1c0f178008924bb45a4ce4c1f454d4680e98981cc3703ce147aa538684945b

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

Processes:

resource	yara_rule
behavioral2/memory/844-115-0x0000000074450000-0x000000007447E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 656 wrote to memory of 844	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 844	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 844	656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54d04f1f7a80e19ea4a81c2da2cdaf5f1459211861fbf24817b13161daf3ae7f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:844

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/844-114-0x0000000000000000-mapping.dmp

Download
memory/844-115-0x0000000074450000-0x000000007447E000-memory.dmp

Filesize
184KB

Download
memory/844-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download