dridex | 996c229e6994fc726e1d4a2195f65c2a9fd7e2c2a93f2772fd09398979654512

Analysis

max time kernel
26s
max time network
117s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 22:18

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General

Target

996c229e6994fc726e1d4a2195f65c2a9fd7e2c2a93f2772fd09398979654512.dll
Size

160KB
MD5

a9431923ad5f173a08d788a7eaa238a3
SHA1

323593c34f644ce945d8cd22f7eabd60299a46d2
SHA256

996c229e6994fc726e1d4a2195f65c2a9fd7e2c2a93f2772fd09398979654512
SHA512

a26bdc0dc9d20bae01719efba88c73982badd9954e9c486e7c618d0cdc98e915483aacf74cc9b48794bb4b60335aac20b5f5c51b6e7893cbf05e5fbed8da23e2

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/1476-116-0x0000000074260000-0x000000007428E000-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 996 wrote to memory of 1476	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 1476	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 1476	996	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\996c229e6994fc726e1d4a2195f65c2a9fd7e2c2a93f2772fd09398979654512.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\996c229e6994fc726e1d4a2195f65c2a9fd7e2c2a93f2772fd09398979654512.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1476

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/1476-114-0x0000000000000000-mapping.dmp

Download
memory/1476-116-0x0000000074260000-0x000000007428E000-memory.dmp

Filesize
184KB

Download
memory/1476-115-0x0000000002C80000-0x0000000002D2E000-memory.dmp

Filesize
696KB

Download