dridex | d7b063633da668da42d312a5205cfccd97ab1745680f2f8b3a802bc0c63deaff

Analysis

max time kernel
138s
max time network
123s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 18:10

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General

Target
d7b063633da668da42d312a5205cfccd97ab1745680f2f8b3a802bc0c63deaff.dll
Size 208KB
Sample210317-92htkr6vr6
SHA256 d7b063633da668da42d312a5205cfccd97ab1745680f2f8b3a802bc0c63deaff
MD5 ebc22956cc796bcf0984a5133e451db3
SHA1 30f729fe266f4935063f6a23c532f728bfc89e00
SHA512 cce8851c480f54a2c3a0778f17884e508971d0a8c02c13e3b1033614a84145e2b711946373721045aa22eb5633fb734546899f43428d4fd0c3ef228432670d63
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/608-4-0x0000000074770000-0x00000000747A6000-memory.dmp	dridex_ldr
behavioral1/memory/608-6-0x0000000074770000-0x0000000074791000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25
PID 2008 wrote to memory of 608	2008	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7b063633da668da42d312a5205cfccd97ab1745680f2f8b3a802bc0c63deaff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d7b063633da668da42d312a5205cfccd97ab1745680f2f8b3a802bc0c63deaff.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/608-3-0x0000000075EA1000-0x0000000075EA3000-memory.dmp

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memory/608-4-0x0000000074770000-0x00000000747A6000-memory.dmp

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memory/608-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

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memory/608-6-0x0000000074770000-0x0000000074791000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads