dridex | 5e9a31553505d26a7ea11bbe1f24e25d2d8be06e55bde79d4a65298718aff1ef

Analysis

max time kernel
117s
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 18:27

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General

Target

JaffaCakes118_5e9a31553505d26a7ea11bbe1f24e25d2d8be06e55bde79d4a65298718aff1ef.dll
Size

184KB
MD5

4db341a8717cfbc1310fae2de7a78410
SHA1

82b992351da0c8fe507025b488f182cb3d4b3ed8
SHA256

5e9a31553505d26a7ea11bbe1f24e25d2d8be06e55bde79d4a65298718aff1ef
SHA512

b05eba8388f35462654a6fee0c619e264cd7187b67fa0f0db2e4e31ae44e067b9a489e883de3f2b831c88b94d4c27c918d1af4a6d008bca5155a139b5f0ebc33
SSDEEP

3072:4iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaozlzoxss7:4iLVCIT4WK2z1W+CUHZj4Skq/eaopoC

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/2580-0-0x00000000749E0000-0x0000000074A0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2580	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 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 1692 wrote to memory of 2580	1692	rundll32.exe	30
PID 2580 wrote to memory of 2348	2580	rundll32.exe	32
PID 2580 wrote to memory of 2348	2580	rundll32.exe	32
PID 2580 wrote to memory of 2348	2580	rundll32.exe	32
PID 2580 wrote to memory of 2348	2580	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e9a31553505d26a7ea11bbe1f24e25d2d8be06e55bde79d4a65298718aff1ef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e9a31553505d26a7ea11bbe1f24e25d2d8be06e55bde79d4a65298718aff1ef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2580
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 220
    3⤵
    - Program crash
    PID:2348

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/2580-0-0x00000000749E0000-0x0000000074A0F000-memory.dmp

Filesize
188KB

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memory/2580-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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