dridex | 5529136cd98c38e7d6ba330d830e59a0de38f3ad25196fbacf23cfee83454f90

Analysis

max time kernel
20s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 09:05

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General

Target

5529136cd98c38e7d6ba330d830e59a0de38f3ad25196fbacf23cfee83454f90.dll
Size

162KB
MD5

7296c874906cdeda667a2cd8f3f939a8
SHA1

cccdb7794a4210b8155ec495795e9c3ef846f56f
SHA256

5529136cd98c38e7d6ba330d830e59a0de38f3ad25196fbacf23cfee83454f90
SHA512

d9260b738dc9b3631fc2288eb6282e61df2c68ecfc37a71568c3db91cadadbf0368e91f5e74efc2783084e87d62436702eddfc2088a2018b18e9f525c9f54ec9

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/1968-115-0x00000000742B0000-0x00000000742DE000-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 3156 wrote to memory of 1968	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 1968	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 1968	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5529136cd98c38e7d6ba330d830e59a0de38f3ad25196fbacf23cfee83454f90.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5529136cd98c38e7d6ba330d830e59a0de38f3ad25196fbacf23cfee83454f90.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1968

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/1968-114-0x0000000000000000-mapping.dmp

Download
memory/1968-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/1968-117-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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