dridex | 33c34265989bb3b6604c8162c2481356a0e08907fdb34f67117cc6c4cd3d74f4

Analysis

max time kernel
136s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:45

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General

Target

JaffaCakes118_33c34265989bb3b6604c8162c2481356a0e08907fdb34f67117cc6c4cd3d74f4.dll
Size

160KB
MD5

688775317e6bf683cf8a26c54ede1cba
SHA1

1a2099e03fedbc997a14234cdb7831318c5d2f7b
SHA256

33c34265989bb3b6604c8162c2481356a0e08907fdb34f67117cc6c4cd3d74f4
SHA512

70f83de860d2d6ac92372bb389572788d3faef76e88984904214530a7020309a1846fb2a74e053c2e4f30b78555d3d45b08b18b5eaa4b7e5a3c65bc3322169ca
SSDEEP

3072:XIT2d85tleLD51fC5AHYEoefukoTFMpGmje8D:3y5tAL11fNHYafoMpX

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

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/1740-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1740-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30
PID 1528 wrote to memory of 1740	1528	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33c34265989bb3b6604c8162c2481356a0e08907fdb34f67117cc6c4cd3d74f4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33c34265989bb3b6604c8162c2481356a0e08907fdb34f67117cc6c4cd3d74f4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1740-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/1740-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1740-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/1740-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download