dridex | 954f6c4ea2ff5cab187dd3a580d1ff6ded5daa2c4e979af3d1dc91721e966640

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 06:01

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General

Target

JaffaCakes118_954f6c4ea2ff5cab187dd3a580d1ff6ded5daa2c4e979af3d1dc91721e966640.dll
Size

166KB
MD5

5dbe7efd90389a808f7dc79a86dcfd19
SHA1

4db851a4ce6ac4e9175adead424b788905441629
SHA256

954f6c4ea2ff5cab187dd3a580d1ff6ded5daa2c4e979af3d1dc91721e966640
SHA512

d1e1b338ded1a59096800ddb1e6619eb6e8731f75ab17556c48cc1b9a16edf11f77694f87b24c4ade3d80ac9790ae87db50ea292529a51d9b20dc6555977faec
SSDEEP

3072:8uFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+eE:80czbty9uiaJlHE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1704-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	1704	WerFault.exe	30

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 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 1704 wrote to memory of 2692	1704	rundll32.exe	32
PID 1704 wrote to memory of 2692	1704	rundll32.exe	32
PID 1704 wrote to memory of 2692	1704	rundll32.exe	32
PID 1704 wrote to memory of 2692	1704	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_954f6c4ea2ff5cab187dd3a580d1ff6ded5daa2c4e979af3d1dc91721e966640.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_954f6c4ea2ff5cab187dd3a580d1ff6ded5daa2c4e979af3d1dc91721e966640.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 256
    3⤵
    - Program crash
    PID:2692

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/1704-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1704-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download