dridex | 122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c

Analysis

max time kernel
150s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
27-07-2021 09:22

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General

Target

122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c.dll
Size

173KB
MD5

86cf23052839ce4955a9ca27d08b4b55
SHA1

a5b0d7ce017812a8cf6232f6ee65e338804a8c6e
SHA256

122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c
SHA512

af3eb9af2d1cefa8f94fad30b63a434b1120424a2fd6b76217b07e2f6c2754d8613bdb1f64068918175647b042f4b854b1d3ab229ea1da08d1425273975e9d17

Score

10^/10

dridex 22202 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22202

45.79.33.48:443

139.162.202.74:5007

68.183.216.174:7443

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/636-115-0x0000000073B70000-0x0000000073BA0000-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 3904 wrote to memory of 636	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 636	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 636	3904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\122daae264e48afecacff39633050751658f9557daa4ae83736f4cb7fae58f1c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:636

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/636-114-0x0000000000000000-mapping.dmp

Download
memory/636-115-0x0000000073B70000-0x0000000073BA0000-memory.dmp

Filesize
192KB

Download
memory/636-117-0x00000000029E0000-0x0000000002B2A000-memory.dmp

Filesize
1.3MB

Download