dridex | 22bef2e1cdc8019f323c1a5eab67802be635844a881c7d8a6dc33de91bb6b357

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 23:06

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General

Target

22bef2e1cdc8019f323c1a5eab67802be635844a881c7d8a6dc33de91bb6b357.dll
Size

162KB
MD5

9ebcd5cc8d1348d7ab50969ee4950ae0
SHA1

ac306679101c498dea5339f75dbe53aa5024dea9
SHA256

22bef2e1cdc8019f323c1a5eab67802be635844a881c7d8a6dc33de91bb6b357
SHA512

83fe75e5cd1f066a3d0c199988d2644b4294b11a7e6abfec12a73ab93a6b84fc741f237e1a58da0ae45a5589527b7686fbc9bd061c2b6e54bb163feb62182d1f

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
behavioral1/memory/488-115-0x0000000073B70000-0x0000000073B9E000-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 3908 wrote to memory of 488	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 488	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 488	3908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22bef2e1cdc8019f323c1a5eab67802be635844a881c7d8a6dc33de91bb6b357.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\22bef2e1cdc8019f323c1a5eab67802be635844a881c7d8a6dc33de91bb6b357.dll,#1
2⤵
- Checks whether UAC is enabled
PID:488

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/488-114-0x0000000000000000-mapping.dmp

Download
memory/488-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Filesize
184KB

Download
memory/488-117-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download