dridex | a6e2c94b8eb34972fdde4f58ccebbd21a771a472b14e415fc8138a8a99d019dc

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:04

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General

Target

JaffaCakes118_a6e2c94b8eb34972fdde4f58ccebbd21a771a472b14e415fc8138a8a99d019dc.dll
Size

177KB
MD5

dfc28244772e98e3a994eab194755f04
SHA1

4aa3e4e1bb44571e99f8520f084efca4de4ba807
SHA256

a6e2c94b8eb34972fdde4f58ccebbd21a771a472b14e415fc8138a8a99d019dc
SHA512

1fce2a6083e333c3818ecad3a606dda1f4f15e91f76a62ec1b7b9239b8189f276acdd8cd599e65420e87e0ef0f2f913d3fabb48bb3a0edf8f16c4f916b2e7629
SSDEEP

3072:UuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:ozWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1736-1-0x0000000074D60000-0x0000000074D91000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	1736	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 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1732 wrote to memory of 1736	1732	rundll32.exe	30
PID 1736 wrote to memory of 2284	1736	rundll32.exe	32
PID 1736 wrote to memory of 2284	1736	rundll32.exe	32
PID 1736 wrote to memory of 2284	1736	rundll32.exe	32
PID 1736 wrote to memory of 2284	1736	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6e2c94b8eb34972fdde4f58ccebbd21a771a472b14e415fc8138a8a99d019dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a6e2c94b8eb34972fdde4f58ccebbd21a771a472b14e415fc8138a8a99d019dc.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:2284

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/1736-1-0x0000000074D60000-0x0000000074D91000-memory.dmp

Filesize
196KB

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memory/1736-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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