dridex | ca7198bac97ea37cafa9aaf6ccd8a3dfbda27e5152304e7a26f4a2ff90761df7

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 22:43

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General

Target

ca7198bac97ea37cafa9aaf6ccd8a3dfbda27e5152304e7a26f4a2ff90761df7.dll
Size

162KB
MD5

b062ab3d4eaaee2055fcc30490d2f93a
SHA1

82bf78acc2f5226385fa1aa1d3ee1ece17fc2ff4
SHA256

ca7198bac97ea37cafa9aaf6ccd8a3dfbda27e5152304e7a26f4a2ff90761df7
SHA512

52cb27afe83031bbc70df2aaa5c7f26c5f9e52c108956c51b306e354384cd1348160b954f88fb5b29bc9cfd520c56b83181085b186497f6f67dfc78fd6651c53

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/684-115-0x0000000073DE0000-0x0000000073E0E000-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 3944 wrote to memory of 684	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 684	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 684	3944	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7198bac97ea37cafa9aaf6ccd8a3dfbda27e5152304e7a26f4a2ff90761df7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7198bac97ea37cafa9aaf6ccd8a3dfbda27e5152304e7a26f4a2ff90761df7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:684

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/684-114-0x0000000000000000-mapping.dmp

Download
memory/684-115-0x0000000073DE0000-0x0000000073E0E000-memory.dmp

Filesize
184KB

Download
memory/684-117-0x0000000003180000-0x0000000003186000-memory.dmp

Filesize
24KB

Download