dridex | f9ddc6011a0e5457822ff04ded5ad90d63bfef3cecc8d85f7647a6bf19b467bb

Analysis

max time kernel
66s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-09-2024 03:26

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General

Target

f9ddc6011a0e5457822ff04ded5ad90d63bfef3cecc8d85f7647a6bf19b467bb.dll
Size

696KB
MD5

d32d08ad1b4f84968737715e70b94023
SHA1

45d575115133680a73ec2361aa44eb6af98abce0
SHA256

f9ddc6011a0e5457822ff04ded5ad90d63bfef3cecc8d85f7647a6bf19b467bb
SHA512

5572083a9b8b847d750929cfaef03ea598115081266d37e23633468999f63f64bf6c88ceda76ae4503ff9ae396f7315bb338d74a1e3907d311d2fb401697f5e7
SSDEEP

6144:s9Y21i/zGmsMm1vSDWNc0Llq/PcUtgrvBpctWQQ:s6cUGvxNo0LkPcUtgrvXctWD

Score

10^/10

dridex 111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

111

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/1900-1-0x00000000749D0000-0x0000000074A06000-memory.dmp	dridex_ldr
behavioral1/memory/1900-2-0x00000000749D0000-0x0000000074A06000-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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30
PID 1904 wrote to memory of 1900	1904	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9ddc6011a0e5457822ff04ded5ad90d63bfef3cecc8d85f7647a6bf19b467bb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9ddc6011a0e5457822ff04ded5ad90d63bfef3cecc8d85f7647a6bf19b467bb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1900-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1900-1-0x00000000749D0000-0x0000000074A06000-memory.dmp

Filesize
216KB

Download
memory/1900-2-0x00000000749D0000-0x0000000074A06000-memory.dmp

Filesize
216KB

Download
memory/1900-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download