dridex | f286c85fa7874d5d02fc4a0b0ba239d163122c81e0556cf2720c3ad719cb1b11

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 05:52

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General

Target

JaffaCakes118_f286c85fa7874d5d02fc4a0b0ba239d163122c81e0556cf2720c3ad719cb1b11.dll
Size

184KB
MD5

e1c23b45244332b3b2aaee84ffc48a69
SHA1

0145f8e331c7100919e75ab64111629618c2cb9e
SHA256

f286c85fa7874d5d02fc4a0b0ba239d163122c81e0556cf2720c3ad719cb1b11
SHA512

299577f0203e18860d58d730d6545f8ff434609ebb8849cac9e92a9a213b7144d2d85c9c57819f5976a4c2ca4a0a2e1f395701922d5f368110c273c6d971f64c
SSDEEP

3072:5iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:5iLVCIT4WK2z1W+CUHZj4Skq/eao2oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2608-0-0x00000000748C0000-0x00000000748EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2608	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 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2124 wrote to memory of 2608	2124	rundll32.exe	30
PID 2608 wrote to memory of 2800	2608	rundll32.exe	31
PID 2608 wrote to memory of 2800	2608	rundll32.exe	31
PID 2608 wrote to memory of 2800	2608	rundll32.exe	31
PID 2608 wrote to memory of 2800	2608	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f286c85fa7874d5d02fc4a0b0ba239d163122c81e0556cf2720c3ad719cb1b11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f286c85fa7874d5d02fc4a0b0ba239d163122c81e0556cf2720c3ad719cb1b11.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 220
    3⤵
    - Program crash
    PID:2800

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/2608-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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memory/2608-0-0x00000000748C0000-0x00000000748EF000-memory.dmp

Filesize
188KB

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