dridex | de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-10-2024 00:15

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General

Target

de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll
Size

184KB
MD5

2063ef933532435c38914627d5215d90
SHA1

c26a409500bc79421b1401e405fc20a8ea6a1d52
SHA256

de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067
SHA512

12b35e130cfc786033a41f5fde053fe1eab98313c0b9f421b050bdbde8a6f005d39a8fa0d0defc75f420fbf7f9503fd5c4ee4417205c7c1945efce10d50ccbde
SSDEEP

3072:792qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTGrLA:79NSMOEpQ1Q3ODAr+VK

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2808-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr
behavioral1/memory/2808-2-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	2808	WerFault.exe	29

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 11 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2904 wrote to memory of 2808	2904	rundll32.exe	29
PID 2808 wrote to memory of 2872	2808	rundll32.exe	30
PID 2808 wrote to memory of 2872	2808	rundll32.exe	30
PID 2808 wrote to memory of 2872	2808	rundll32.exe	30
PID 2808 wrote to memory of 2872	2808	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\de9da45b851f72726f773af9cf5d9ea4d1bdbb11164e277373f4f7e8ec462067N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 224
    3⤵
    - Program crash
    PID:2872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2808-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2808-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

Download
memory/2808-2-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

Download
memory/2808-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download