dridex | 35a7d3e0d492ed9e8a8b4d32a7b292a5aa911d10f9d13844e932aae9826d8517

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:25

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General

Target

JaffaCakes118_35a7d3e0d492ed9e8a8b4d32a7b292a5aa911d10f9d13844e932aae9826d8517.dll
Size

166KB
MD5

839d7d2b55bbb56251ffc80da963dde4
SHA1

f5541234cece135064607b0c4ddc803d371179ab
SHA256

35a7d3e0d492ed9e8a8b4d32a7b292a5aa911d10f9d13844e932aae9826d8517
SHA512

41fad2b5a12ed2d99fa1acb18dea69cae2bdffed6dfdbd7ea81d276ee56a536e7937bccc99de5c46656121395e3bc896b582d41fa2955a42e8f45f7733ab554d
SSDEEP

3072:xuFbQtsYQcjxanytIp92/l1iPPqs1/whG68DaHrnpDZ+24:x0czbty9uiaJlP4

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/1256-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	1256	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 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 2548 wrote to memory of 1256	2548	rundll32.exe	30
PID 1256 wrote to memory of 2572	1256	rundll32.exe	31
PID 1256 wrote to memory of 2572	1256	rundll32.exe	31
PID 1256 wrote to memory of 2572	1256	rundll32.exe	31
PID 1256 wrote to memory of 2572	1256	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35a7d3e0d492ed9e8a8b4d32a7b292a5aa911d10f9d13844e932aae9826d8517.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35a7d3e0d492ed9e8a8b4d32a7b292a5aa911d10f9d13844e932aae9826d8517.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 256
    3⤵
    - Program crash
    PID:2572

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

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Downloads

memory/1256-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/1256-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1256-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download