dridex | 30c5173f169cc1778d873e77f6607b4aaf764cc8373df6257953a1bea3fc5fcb

Analysis

max time kernel
41s
max time network
50s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 21:46

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General

Target

30c5173f169cc1778d873e77f6607b4aaf764cc8373df6257953a1bea3fc5fcb.dll
Size

162KB
MD5

92f0bf70adedcbaef14b617669c3370c
SHA1

338334d12b6b7907b6f85210460a49e85610d6fb
SHA256

30c5173f169cc1778d873e77f6607b4aaf764cc8373df6257953a1bea3fc5fcb
SHA512

cf2f943f036b9c52802fff486683dcb235dd94aa68033be93eb28f61ea2db7082b0796f551c9cd5afd59b22e782e2bb328b2ffa22d11bb9ac1357c3ae5c68b94

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/1404-115-0x0000000074310000-0x000000007433E000-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 636 wrote to memory of 1404	636	rundll32.exe	rundll32.exe
PID 636 wrote to memory of 1404	636	rundll32.exe	rundll32.exe
PID 636 wrote to memory of 1404	636	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\30c5173f169cc1778d873e77f6607b4aaf764cc8373df6257953a1bea3fc5fcb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\30c5173f169cc1778d873e77f6607b4aaf764cc8373df6257953a1bea3fc5fcb.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1404

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/1404-114-0x0000000000000000-mapping.dmp

Download
memory/1404-115-0x0000000074310000-0x000000007433E000-memory.dmp

Filesize
184KB

Download
memory/1404-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

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