dridex | e8419cca0b781e6ed1d9fa6ec25ca11ca48c7e69665891729fd86ad5025811c6

Analysis

max time kernel
148s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 17:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ebcb62508d4e535105b49f6b45d8ded7_JaffaCakes118.dll
Size

987KB
MD5

ebcb62508d4e535105b49f6b45d8ded7
SHA1

9f38415ba19244d0464092f9b6a0c0d8e87072c3
SHA256

e8419cca0b781e6ed1d9fa6ec25ca11ca48c7e69665891729fd86ad5025811c6
SHA512

37cd1a593852b6d7a75f86f32bde60d4976f4bc87a0d5a89061004050a19279c6bfffb925195ac7a9ad2b31fffa8eb1b3110a1e5614bf90c04732e592e19e31a
SSDEEP

24576:kVHchfFcSTdS1ZikTqpaIJvzSqbY/0Z2ZlECMNXkTlzvmJL8:kV8hf6STw1ZlQauvzSq01ICe6zvm

Score

10^/10

dridex botnet evasion payload persistence privilege_escalation trojan

Malware Config

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Shellcode 1 IoCs

Detects Dridex Payload shellcode injected in Explorer process.

botnet payload

resource	yara_rule
behavioral1/memory/1200-5-0x00000000024A0000-0x00000000024A1000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

pid	Process
2568	spinstall.exe
2396	osk.exe
1432	rrinstaller.exe

Loads dropped DLL 7 IoCs

pid	Process
1200	Process not Found
2568	spinstall.exe
1200	Process not Found
2396	osk.exe
1200	Process not Found
1432	rrinstaller.exe
1200	Process not Found

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mkmfyiwmvqjxba = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Recent\\CustomDestinations\\VDN\\osk.exe"	Process not Found

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

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

Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
persistence privilege_escalation

Accessibility Features
T1546.008

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2716	rundll32.exe
2716	rundll32.exe
2716	rundll32.exe
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found
1200	Process not Found

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 3020	1200	Process not Found	30
PID 1200 wrote to memory of 3020	1200	Process not Found	30
PID 1200 wrote to memory of 3020	1200	Process not Found	30
PID 1200 wrote to memory of 2568	1200	Process not Found	31
PID 1200 wrote to memory of 2568	1200	Process not Found	31
PID 1200 wrote to memory of 2568	1200	Process not Found	31
PID 1200 wrote to memory of 1956	1200	Process not Found	32
PID 1200 wrote to memory of 1956	1200	Process not Found	32
PID 1200 wrote to memory of 1956	1200	Process not Found	32
PID 1200 wrote to memory of 2396	1200	Process not Found	33
PID 1200 wrote to memory of 2396	1200	Process not Found	33
PID 1200 wrote to memory of 2396	1200	Process not Found	33
PID 1200 wrote to memory of 2288	1200	Process not Found	34
PID 1200 wrote to memory of 2288	1200	Process not Found	34
PID 1200 wrote to memory of 2288	1200	Process not Found	34
PID 1200 wrote to memory of 1432	1200	Process not Found	35
PID 1200 wrote to memory of 1432	1200	Process not Found	35
PID 1200 wrote to memory of 1432	1200	Process not Found	35

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebcb62508d4e535105b49f6b45d8ded7_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2716

C:\Windows\system32\spinstall.exe
C:\Windows\system32\spinstall.exe
1⤵
PID:3020

C:\Users\Admin\AppData\Local\88XD\spinstall.exe
C:\Users\Admin\AppData\Local\88XD\spinstall.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2568

C:\Windows\system32\osk.exe
C:\Windows\system32\osk.exe
1⤵
PID:1956

C:\Users\Admin\AppData\Local\9UUO\osk.exe
C:\Users\Admin\AppData\Local\9UUO\osk.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2396

C:\Windows\system32\rrinstaller.exe
C:\Windows\system32\rrinstaller.exe
1⤵
PID:2288

C:\Users\Admin\AppData\Local\ClU5wg\rrinstaller.exe
C:\Users\Admin\AppData\Local\ClU5wg\rrinstaller.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Accessibility Features

T1546.008

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\88XD\VERSION.dll

Filesize
987KB

MD5
e25445e69794b4f297e6ba918e3d98d8

SHA1
4a51311a2370adf33e472e966393baccc480f33b

SHA256
222686e10f2bdb56017d8ef3bd2aa0adb5d850e1834848a09fc5478f30e87832

SHA512
853ceac6c97854cc6d613b8ddda358929d59d8172d429e82404d0f6a6b5cf7b289461f9d3746080b05fcc723b792886b7cc6a8dc58c15a490dbad06e4b979197

Download Submit
C:\Users\Admin\AppData\Local\9UUO\dwmapi.dll

Filesize
988KB

MD5
a05902a24efcd28d2c4458203c1f5898

SHA1
509dd61a82deaf992560fec41f880e176e123fd3

SHA256
c141225e1e73e676c2be9cda5abb931ac714612375cdbcd25ed399023ac7f3e7

SHA512
3f56cc9d176a6890964475f89387e803d2e8e1a434df4faa916d396fc41dd6e2f83fc2fc687d9331a3c673613b6f1cbdc816bcbe4afdf5f47d6ae3f88b29a12a

Download Submit
C:\Users\Admin\AppData\Local\ClU5wg\MFPlat.DLL

Filesize
992KB

MD5
e7e5cee69733c66d6902102e0f648218

SHA1
d5ba66dec04f2e675482764ae5a6422de190c81e

SHA256
989b95a226e0fedeab81b53ded503ae1941b977514ccd0b385bbb614ef79dc32

SHA512
8df9941ce43a6f4a9bdc3167b18131e2422bd2c4614d7ef6aae57516e1e97f6d7faa766c645c73557ea052a3901321941a6962836065710608c129a762a8e5b9

Download Submit
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Ppapbotpack.lnk

Filesize
1KB

MD5
3e83deff6533f1a707eb1119414c978a

SHA1
4a625a44026f10beee335b8de2a46b4fe7ab4cd1

SHA256
2b917b9d324b602f57fcc03c84c87124f173bbb11ea80edae305bd3e1e5e018a

SHA512
7e1b54d69bc525f2acb4c51ab615e6c546f72e2c5a3dce646413d6f0fbfbecafd0af0f89af3a3bde42d9e227bd80c7e40bfef53417099fc3999265bf8ebe7bc4

Download Submit
\Users\Admin\AppData\Local\88XD\spinstall.exe

Filesize
584KB

MD5
29c1d5b330b802efa1a8357373bc97fe

SHA1
90797aaa2c56fc2a667c74475996ea1841bc368f

SHA256
048bd22abf158346ab991a377cc6e9d2b20b4d73ccee7656c96a41f657e7be7f

SHA512
66f4f75a04340a1dd55dfdcc3ff1103ea34a55295f56c12e88d38d1a41e5be46b67c98bd66ac9f878ce79311773e374ed2bce4dd70e8bb5543e4ec1dd56625ee

Download Submit
\Users\Admin\AppData\Local\9UUO\osk.exe

Filesize
676KB

MD5
b918311a8e59fb8ccf613a110024deba

SHA1
a9a64a53d2d1c023d058cfe23db4c9b4fbe59d1b

SHA256
e1f7612086c2d01f15f2e74f1c22bc6abeb56f18e6bda058edce8d780aebb353

SHA512
e3a2480e546bf31509d6e0ffb5ce9dc5da3eb93a1a06d8e89b68165f2dd9ad520edac52af4c485c93fe6028dffaf7fcaadaafb04e524954dd117551afff87cf1

Download Submit
\Users\Admin\AppData\Local\ClU5wg\rrinstaller.exe

Filesize
54KB

MD5
0d3a73b0b30252680b383532f1758649

SHA1
9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

SHA256
fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

SHA512
a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

Download Submit
memory/1200-35-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-23-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-25-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1200-24-0x0000000002480000-0x0000000002487000-memory.dmp

Filesize
28KB

Download
memory/1200-14-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-13-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-12-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-11-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-9-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-4-0x0000000076B36000-0x0000000076B37000-memory.dmp

Filesize
4KB

Download
memory/1200-36-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-7-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-45-0x0000000076B36000-0x0000000076B37000-memory.dmp

Filesize
4KB

Download
memory/1200-28-0x0000000076ED0000-0x0000000076ED2000-memory.dmp

Filesize
8KB

Download
memory/1200-10-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-8-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/1200-5-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1432-89-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/1432-90-0x0000000140000000-0x00000001400FE000-memory.dmp

Filesize
1016KB

Download
memory/1432-95-0x0000000140000000-0x00000001400FE000-memory.dmp

Filesize
1016KB

Download
memory/2396-71-0x00000000000A0000-0x00000000000A7000-memory.dmp

Filesize
28KB

Download
memory/2396-77-0x0000000140000000-0x00000001400FD000-memory.dmp

Filesize
1012KB

Download
memory/2568-59-0x0000000140000000-0x00000001400FD000-memory.dmp

Filesize
1012KB

Download
memory/2568-54-0x0000000140000000-0x00000001400FD000-memory.dmp

Filesize
1012KB

Download
memory/2568-53-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/2716-44-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/2716-0-0x0000000140000000-0x00000001400FC000-memory.dmp

Filesize
1008KB

Download
memory/2716-3-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download