dridex | adc007b40b559d6c8ad7f7758bf982e43ca941bd108997fe574ffaabb7505d5c

Analysis

max time kernel
24s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 20:43

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General

Target

adc007b40b559d6c8ad7f7758bf982e43ca941bd108997fe574ffaabb7505d5c.dll
Size

160KB
MD5

33e2849581d41ff00b8a5fbe14034d3f
SHA1

84fed43ffaae3e11cc37bfac5b7bb5f182a980d1
SHA256

adc007b40b559d6c8ad7f7758bf982e43ca941bd108997fe574ffaabb7505d5c
SHA512

99f34ddec688245f02ae67803b941494fcc9fe768aef7abbbaef3d97eec06704881646cd4f9e8b2b5dd1d93d1178519a2cf0fdd0ea91a68a9a168314765c5be0

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/1424-115-0x0000000073F10000-0x0000000073F3E000-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 364 wrote to memory of 1424	364	rundll32.exe	rundll32.exe
PID 364 wrote to memory of 1424	364	rundll32.exe	rundll32.exe
PID 364 wrote to memory of 1424	364	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adc007b40b559d6c8ad7f7758bf982e43ca941bd108997fe574ffaabb7505d5c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:364

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adc007b40b559d6c8ad7f7758bf982e43ca941bd108997fe574ffaabb7505d5c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1424

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/1424-114-0x0000000000000000-mapping.dmp

Download
memory/1424-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Filesize
184KB

Download
memory/1424-117-0x0000000000600000-0x000000000074A000-memory.dmp

Filesize
1.3MB

Download