dridex | 5ab051796f410d02e53ac9fdc9332e05d1c0c723bfa442fed2037f1f4df57177

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 10:51

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General

Target

JaffaCakes118_5ab051796f410d02e53ac9fdc9332e05d1c0c723bfa442fed2037f1f4df57177.dll
Size

161KB
MD5

61bd89150985d094f08d6be901d42ee1
SHA1

867f39d0c84435c389ef3d72c54bee6236a125f2
SHA256

5ab051796f410d02e53ac9fdc9332e05d1c0c723bfa442fed2037f1f4df57177
SHA512

9de3a67ec74f1384f98a3fa5ccaee2829995ba32c40efa5876e71390d46712cbf3957fa0671197e85a418e77f9bf90776c17c21791ac0b3d0530d812acf4a3d1
SSDEEP

3072:FgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:GnS62Fl+pkeJl3CvRStrFl+EYM

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2060-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2060-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	2060	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 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2060 wrote to memory of 2240	2060	rundll32.exe	32
PID 2060 wrote to memory of 2240	2060	rundll32.exe	32
PID 2060 wrote to memory of 2240	2060	rundll32.exe	32
PID 2060 wrote to memory of 2240	2060	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ab051796f410d02e53ac9fdc9332e05d1c0c723bfa442fed2037f1f4df57177.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ab051796f410d02e53ac9fdc9332e05d1c0c723bfa442fed2037f1f4df57177.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 256
    3⤵
    - Program crash
    PID:2240

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/2060-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2060-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2060-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2060-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download