dridex | 283b2ba104ce4bdce2660a2072f59feb39d2c1a69bab8f72266b7d34ff21511b

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:42

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General

Target

JaffaCakes118_283b2ba104ce4bdce2660a2072f59feb39d2c1a69bab8f72266b7d34ff21511b.dll
Size

184KB
MD5

39a8b9b16fca32944ec4cd5615fc7b8b
SHA1

0195002db2f41ce665b86b572b3c6a2762b40bb3
SHA256

283b2ba104ce4bdce2660a2072f59feb39d2c1a69bab8f72266b7d34ff21511b
SHA512

f0211d0a5dc9efb85b6bd7ddb47da3ffad3ca1bc75d4ee7807a3a9cf358ee9248da79d803b36c115fe644613c8133af88cf5c50885db866e89600aabf0a92b8a
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:oiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/2984-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2932	2984	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 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 2984 wrote to memory of 2932	2984	rundll32.exe	32
PID 2984 wrote to memory of 2932	2984	rundll32.exe	32
PID 2984 wrote to memory of 2932	2984	rundll32.exe	32
PID 2984 wrote to memory of 2932	2984	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_283b2ba104ce4bdce2660a2072f59feb39d2c1a69bab8f72266b7d34ff21511b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_283b2ba104ce4bdce2660a2072f59feb39d2c1a69bab8f72266b7d34ff21511b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 220
    3⤵
    - Program crash
    PID:2932

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/2984-1-0x0000000074B00000-0x0000000074B2F000-memory.dmp

Filesize
188KB

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memory/2984-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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