dridex | cdecfa9629569f7b09203bd1708fb3a2265efdc4601ff2d0941eade20343d143

Analysis

max time kernel
22s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
12/05/2021, 03:03

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General

Target
f7ce95e7_by_Libranalysis.dll
Size 162KB
Sample210512-e1tb7x52me
SHA256 cdecfa9629569f7b09203bd1708fb3a2265efdc4601ff2d0941eade20343d143
MD5 f7ce95e7e1df423866190b95e3b564bf
SHA1 895edd62eba710225bc5ae3707188c986e4332e1
SHA512 15163968534d295e57e64c07dbab027341eb5a9ffdb0f1196d2b7b148eaa3816e0d744b7d132582699181b555fe44e8338ac18e7970ab151e1352ff5ed07b045
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/3964-115-0x0000000073860000-0x000000007388E000-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 3944 wrote to memory of 3964	3944	rundll32.exe	49
PID 3944 wrote to memory of 3964	3944	rundll32.exe	49
PID 3944 wrote to memory of 3964	3944	rundll32.exe	49

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7ce95e7_by_Libranalysis.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3964

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7ce95e7_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

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/3964-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/3964-117-0x0000000002F80000-0x0000000002F86000-memory.dmp