dridex | 330983e21c3fec152bf33d35bff06b65d04f0cef36c95699e1826d706514ffd1

Analysis

max time kernel
149s
max time network
149s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:07

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General

Target

330983e21c3fec152bf33d35bff06b65d04f0cef36c95699e1826d706514ffd1.dll
Size

162KB
MD5

32dc78fec20937eca32814c002136a78
SHA1

f22c14bddd3ef179de82c3d7c2cef193c43ea31a
SHA256

330983e21c3fec152bf33d35bff06b65d04f0cef36c95699e1826d706514ffd1
SHA512

04886e3ef87efbcf92e412e9be58ed33a36ff3958712b8138ddbdeb8c72fea985edff9b23f416236997098cfaf819909228d9d3a3b478db60bdc9ec5377bc76e

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/992-115-0x0000000073AA0000-0x0000000073ACE000-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 3992 wrote to memory of 992	3992	rundll32.exe	rundll32.exe
PID 3992 wrote to memory of 992	3992	rundll32.exe	rundll32.exe
PID 3992 wrote to memory of 992	3992	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\330983e21c3fec152bf33d35bff06b65d04f0cef36c95699e1826d706514ffd1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3992

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\330983e21c3fec152bf33d35bff06b65d04f0cef36c95699e1826d706514ffd1.dll,#1
2⤵
- Checks whether UAC is enabled
PID:992

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/992-114-0x0000000000000000-mapping.dmp

Download
memory/992-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Filesize
184KB

Download
memory/992-117-0x00000000004F0000-0x000000000059E000-memory.dmp

Filesize
696KB

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