dridex | 1f6f4b804121021d59b19e338fccd37858b4c5204d63e7e52a51460d98f2a57d

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
25-12-2024 04:32

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General

Target

JaffaCakes118_1f6f4b804121021d59b19e338fccd37858b4c5204d63e7e52a51460d98f2a57d.dll
Size

184KB
MD5

2eda9b833263be18965e8a2830275339
SHA1

7bd2a7eba0e81557ba8f3b3ed13670f760c4af8b
SHA256

1f6f4b804121021d59b19e338fccd37858b4c5204d63e7e52a51460d98f2a57d
SHA512

c38dfbf3c5e646f534d9e832a2981f39c1bfe93cff45668f6e43fe4c1dd9ca54b63965b98e86c693efb2d4fe0ff4a0b239208f383a773538310982c41c0e55d0
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K3lmsb:57TXYsd9SkONU1jKGlklm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1736-1-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	1736	WerFault.exe	28

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 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 2204 wrote to memory of 1736	2204	rundll32.exe	28
PID 1736 wrote to memory of 2312	1736	rundll32.exe	29
PID 1736 wrote to memory of 2312	1736	rundll32.exe	29
PID 1736 wrote to memory of 2312	1736	rundll32.exe	29
PID 1736 wrote to memory of 2312	1736	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f6f4b804121021d59b19e338fccd37858b4c5204d63e7e52a51460d98f2a57d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f6f4b804121021d59b19e338fccd37858b4c5204d63e7e52a51460d98f2a57d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 220
    3⤵
    - Program crash
    PID:2312

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/1736-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1736-1-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

Download
memory/1736-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download