dridex | c77a02e34e30d895368af073f1eb20fc571ffe1e95ea589ac0ed2895536794d1

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25/12/2024, 04:28

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General

Target

JaffaCakes118_c77a02e34e30d895368af073f1eb20fc571ffe1e95ea589ac0ed2895536794d1.dll
Size

184KB
MD5

63098218b71a1701ec8a4f571bb787bb
SHA1

4c91ecdfc30d216c19b421a41e08f2d4c5735c76
SHA256

c77a02e34e30d895368af073f1eb20fc571ffe1e95ea589ac0ed2895536794d1
SHA512

62ef4cee8a26f3e2673c6f40cde705ac6b99d472f5330c39c7db4347275c09c1eeb1f493c864eff1229f63db2a53454acb434c0baa9bed21aa1dcd7c6a2468c8
SSDEEP

3072:huwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K2lmsb:L7TXYsd9SkONU1jKGl5lm

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/2732-0-0x0000000074F00000-0x0000000074F30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2732	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 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2128 wrote to memory of 2732	2128	rundll32.exe	30
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31
PID 2732 wrote to memory of 2780	2732	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c77a02e34e30d895368af073f1eb20fc571ffe1e95ea589ac0ed2895536794d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c77a02e34e30d895368af073f1eb20fc571ffe1e95ea589ac0ed2895536794d1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 224
    3⤵
    - Program crash
    PID:2780

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/2732-0-0x0000000074F00000-0x0000000074F30000-memory.dmp

Filesize
192KB

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memory/2732-2-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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