dridex | e923dd24afc70def73bf8d191b02cdfe27d1dd59031aa6f34a217064bb870b4d

Analysis

max time kernel
83s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
10/05/2021, 19:02

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General

Target
122d873a_by_Libranalysis.dll
Size 162KB
Sample210510-g7hsflteza
SHA256 e923dd24afc70def73bf8d191b02cdfe27d1dd59031aa6f34a217064bb870b4d
MD5 122d873a692c6f0fe5a1f4653fa2be5a
SHA1 9d3787ec453cc2bd77054ec3793297c9e3f332ba
SHA512 c2ae10bccdacc52aa2e13009c311ce9150d6632f9252b42744b0a5952139148472762c8af8aaada78e2fc8727d75fc39661880f52bb048fe34d28eaae6670a30
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/3896-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 3896	4052	rundll32.exe	42
PID 4052 wrote to memory of 3896	4052	rundll32.exe	42
PID 4052 wrote to memory of 3896	4052	rundll32.exe	42

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\122d873a_by_Libranalysis.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3896

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\122d873a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4052

Network

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/3896-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3896-117-0x0000000000810000-0x0000000000816000-memory.dmp