dridex | 66c32c86d407045cc15c30b5094adb075db2560c453eb8d9f3a2fdc41927b513

Analysis

max time kernel
27s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
25-06-2021 04:49

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General

Target

66c32c86d407045cc15c30b5094adb075db2560c453eb8d9f3a2fdc41927b513.dll
Size

160KB
MD5

7ca0abe611c2ed23d65b595a6a6b7bbc
SHA1

44a34588d369f0539baee6c8ffe7953a7107fb46
SHA256

66c32c86d407045cc15c30b5094adb075db2560c453eb8d9f3a2fdc41927b513
SHA512

09721740c776000c92ae208fb1f1e95d091612bfad1db8759db0c6693a1ba3091772a1b679b457f2cce688127f9e5a5e346a002ab7ccb99c334089532337c3de

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/2996-116-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\66c32c86d407045cc15c30b5094adb075db2560c453eb8d9f3a2fdc41927b513.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\66c32c86d407045cc15c30b5094adb075db2560c453eb8d9f3a2fdc41927b513.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2996

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2996-114-0x0000000000000000-mapping.dmp

Download
memory/2996-115-0x0000000001120000-0x00000000011CE000-memory.dmp

Filesize
696KB

Download
memory/2996-116-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

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