dridex | 07f57815224b1391b525a78b9d53e3b14fbba4e3b6e60f93d8d995deb9825205

Analysis

max time kernel
35s
max time network
75s
platform
windows10_x64
resource
win10v20210408
submitted
22-04-2021 00:15

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General

Target

07f57815224b1391b525a78b9d53e3b14fbba4e3b6e60f93d8d995deb9825205.dll
Size

162KB
MD5

1a13c02bfc4fe0107983fbc60401ecce
SHA1

ca49621f787b255645bea4f019bb27a28553e3ab
SHA256

07f57815224b1391b525a78b9d53e3b14fbba4e3b6e60f93d8d995deb9825205
SHA512

96f588534b8de614fb7a3312be93395428fbb4d558ead4e262a72a9ec5ea696d3ff0c97b24ce143099208a7da743a945d2ec6a40ffee20294f49a7da2a5a5c4e

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
behavioral1/memory/4720-115-0x0000000073C30000-0x0000000073C5E000-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 4656 wrote to memory of 4720	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4720	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4720	4656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\07f57815224b1391b525a78b9d53e3b14fbba4e3b6e60f93d8d995deb9825205.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\07f57815224b1391b525a78b9d53e3b14fbba4e3b6e60f93d8d995deb9825205.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4720

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/4720-114-0x0000000000000000-mapping.dmp

Download
memory/4720-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Filesize
184KB

Download
memory/4720-117-0x0000000003560000-0x0000000003566000-memory.dmp

Filesize
24KB

Download