dridex | 95a1a811dd5bca9158b7533be4c2f11e91ea8fedba78f6e37e45c492c781d0b4

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 20:40

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General

Target

JaffaCakes118_95a1a811dd5bca9158b7533be4c2f11e91ea8fedba78f6e37e45c492c781d0b4.dll
Size

172KB
MD5

5c3448040b57250953d9708ce296e237
SHA1

15206fb308c6f9aa1b31c771dc55a10ff47b30aa
SHA256

95a1a811dd5bca9158b7533be4c2f11e91ea8fedba78f6e37e45c492c781d0b4
SHA512

91d84a4404b0e7ab2efeab0ed89eee02c25544faa9be40cf0609863c4ff329364078512e181036732500f715d7eac1baaeda56e74eea9ecde7e6d0003ad4700c
SSDEEP

3072:eWpY/Syz2ita3Un6oaxewXvR2GNYHj8z+7/VczU9vh46WIOY4zmo3zAGW+r:eWpY/S8Z83VewfR2GyxVcA5hvjRCmikG

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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
behavioral2/memory/4520-1-0x0000000074CD0000-0x0000000074D00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1540	4520	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 3900 wrote to memory of 4520	3900	rundll32.exe	83
PID 3900 wrote to memory of 4520	3900	rundll32.exe	83
PID 3900 wrote to memory of 4520	3900	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95a1a811dd5bca9158b7533be4c2f11e91ea8fedba78f6e37e45c492c781d0b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95a1a811dd5bca9158b7533be4c2f11e91ea8fedba78f6e37e45c492c781d0b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4520 -s 664
    3⤵
    - Program crash
    PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4520 -ip 4520
1⤵
PID:1940

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/4520-0-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/4520-1-0x0000000074CD0000-0x0000000074D00000-memory.dmp

Filesize
192KB

Download
memory/4520-3-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

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