dridex | c7bbf903eafee2c95f317014ee383a9c047604bc92f915b00ee85350fa611c39

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:36

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General

Target

JaffaCakes118_c7bbf903eafee2c95f317014ee383a9c047604bc92f915b00ee85350fa611c39.dll
Size

188KB
MD5

35f1eddcf206a3d485289d0c1b5e399f
SHA1

fcd4cce957d73dbb40220c62aa7aa6eefa960273
SHA256

c7bbf903eafee2c95f317014ee383a9c047604bc92f915b00ee85350fa611c39
SHA512

62ff062b45f84a796975501e12724a1c8f6e46efe46e2f888fba66821cbb2e7a3f530b439365acae08567f7c3a026debdda792abfdfe3239bb38c9da94b80ab1
SSDEEP

3072:KteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:iq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1756-0-0x0000000074620000-0x0000000074650000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2136	1756	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 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 1756 wrote to memory of 2136	1756	rundll32.exe	32
PID 1756 wrote to memory of 2136	1756	rundll32.exe	32
PID 1756 wrote to memory of 2136	1756	rundll32.exe	32
PID 1756 wrote to memory of 2136	1756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7bbf903eafee2c95f317014ee383a9c047604bc92f915b00ee85350fa611c39.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7bbf903eafee2c95f317014ee383a9c047604bc92f915b00ee85350fa611c39.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 300
    3⤵
    - Program crash
    PID:2136

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/1756-0-0x0000000074620000-0x0000000074650000-memory.dmp

Filesize
192KB

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memory/1756-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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