dridex | 48ec933ff1fdab386abc28c8f86bacf10250c4ecb4243c9604a64fc3c6f9d964

Analysis

max time kernel
73s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 17:55

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General

Target

48ec933ff1fdab386abc28c8f86bacf10250c4ecb4243c9604a64fc3c6f9d964.dll
Size

162KB
MD5

a9ac3960454fa377c973aba2545b2b6c
SHA1

b7474e4154cbfaa2913986cc01206376569cb78f
SHA256

48ec933ff1fdab386abc28c8f86bacf10250c4ecb4243c9604a64fc3c6f9d964
SHA512

e8ef3ff09c056df86a4d15b91c1d08229bdc2d3dac5d5be1b44b7d0e404a879cb8ddcb252a76a7d84ba2799e824cbc7f812eb7c2131d2a1cec0eee111d9e82e1

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
behavioral2/memory/3192-115-0x0000000073D70000-0x0000000073D9E000-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 3256 wrote to memory of 3192	3256	rundll32.exe	rundll32.exe
PID 3256 wrote to memory of 3192	3256	rundll32.exe	rundll32.exe
PID 3256 wrote to memory of 3192	3256	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48ec933ff1fdab386abc28c8f86bacf10250c4ecb4243c9604a64fc3c6f9d964.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3256

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48ec933ff1fdab386abc28c8f86bacf10250c4ecb4243c9604a64fc3c6f9d964.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3192

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/3192-114-0x0000000000000000-mapping.dmp

Download
memory/3192-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Filesize
184KB

Download
memory/3192-117-0x0000000003540000-0x0000000003546000-memory.dmp

Filesize
24KB

Download