dridex | 60b290310f67adb0ae186b4b938ca466a6b55653b2519261fa425127f5500a1f

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-09-2024 19:51

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General

Target

Stealers/Dridex.dll
Size

1.2MB
MD5

304109f9a5c3726818b4c3668fdb71fd
SHA1

2eb804e205d15d314e7f67d503940f69f5dc2ef8
SHA256

af26296c75ff26f7ee865df424522d75366ae3e2e80d7d9e89ef8c9398b0836d
SHA512

cf01fca33392dc40495f4c39eb1fd240b425018c7088ca9782d883bb135b5dd469a11941d0d680a69e881fa95c4147d70fe567aeba7e98ff6adfd5c0ca1a0e01
SSDEEP

24576:ZVHchfFcSTdS1ZikTqpaIJvzSqbY/0Z2ZlECMNXkTlzvmJL8:ZV8hf6STw1ZlQauvzSq01ICe6zvm

Score

10^/10

dridex botnet evasion payload persistence 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
behavioral22/memory/3464-4-0x0000000002910000-0x0000000002911000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

pid	Process
2536	GamePanel.exe
3264	dccw.exe
4324	FXSCOVER.exe

Loads dropped DLL 3 IoCs

pid	Process
2536	GamePanel.exe
3264	dccw.exe
4324	FXSCOVER.exe

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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Zsovh = "C:\\Users\\Admin\\AppData\\Roaming\\MICROS~1\\TEMPLA~1\\LIVECO~1\\16\\Managed\\WORDDO~2\\ojUbFwW\\dccw.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	GamePanel.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	dccw.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	FXSCOVER.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3420	rundll32.exe
3420	rundll32.exe
3420	rundll32.exe
3420	rundll32.exe
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found
3464	Process not Found

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3464	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 3984	3464	Process not Found	93
PID 3464 wrote to memory of 3984	3464	Process not Found	93
PID 3464 wrote to memory of 2536	3464	Process not Found	94
PID 3464 wrote to memory of 2536	3464	Process not Found	94
PID 3464 wrote to memory of 1432	3464	Process not Found	95
PID 3464 wrote to memory of 1432	3464	Process not Found	95
PID 3464 wrote to memory of 3264	3464	Process not Found	96
PID 3464 wrote to memory of 3264	3464	Process not Found	96
PID 3464 wrote to memory of 412	3464	Process not Found	97
PID 3464 wrote to memory of 412	3464	Process not Found	97
PID 3464 wrote to memory of 4324	3464	Process not Found	98
PID 3464 wrote to memory of 4324	3464	Process not Found	98

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\Stealers\Dridex.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:3420

C:\Windows\system32\GamePanel.exe
C:\Windows\system32\GamePanel.exe
1⤵
PID:3984

C:\Users\Admin\AppData\Local\ujmuai\GamePanel.exe
C:\Users\Admin\AppData\Local\ujmuai\GamePanel.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2536

C:\Windows\system32\dccw.exe
C:\Windows\system32\dccw.exe
1⤵
PID:1432

C:\Users\Admin\AppData\Local\rdDuS4\dccw.exe
C:\Users\Admin\AppData\Local\rdDuS4\dccw.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:3264

C:\Windows\system32\FXSCOVER.exe
C:\Windows\system32\FXSCOVER.exe
1⤵
PID:412

C:\Users\Admin\AppData\Local\gZKSNb1\FXSCOVER.exe
C:\Users\Admin\AppData\Local\gZKSNb1\FXSCOVER.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:4324

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

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Downloads

C:\Users\Admin\AppData\Local\gZKSNb1\FXSCOVER.exe

Filesize
242KB

MD5
5769f78d00f22f76a4193dc720d0b2bd

SHA1
d62b6cab057e88737cba43fe9b0c6d11a28b53e8

SHA256
40e8e6dabfa1485b11cdccf220eb86eeaa8256e99e344cf2b2098d4cdb788a31

SHA512
b4b3448a2635b21690c71254d964832e89bf947f7a0d32e79dcc84730f11d4afb4149a810a768878e52f88fc8baec45f1a2fec8e22c5301e9f39fe4fc6a57e3f

Download Submit
C:\Users\Admin\AppData\Local\gZKSNb1\MFC42u.dll

Filesize
1.3MB

MD5
de11109c8a1c22c183ac59d770f0b0ad

SHA1
77d65a86c05bb71fa5e130eb32d76c02931f98bb

SHA256
eb8765713566e49070ddfda377221161f74f293b34c9f94b4cc4c9a931b9c2a8

SHA512
d84efa9d559b2e440f6fe8117c4ef1060e390b0e8055ce85a2b2fbf802bf97bff2215a5b26238264bb2a9547870c585643af4adfe41bff0335f3b12a0b17c265

Download Submit
C:\Users\Admin\AppData\Local\rdDuS4\dccw.exe

Filesize
101KB

MD5
cb9374911bf5237179785c739a322c0f

SHA1
3f4d3dd3d58c9f19dfbb414ded16969ebd9f74b9

SHA256
f7f3300b78148a34f6a35796c777a832b638b6d3193e11f4a37f45d4c6dfa845

SHA512
9d47521538148b1823c0a17baa86ddf932f06f46d5d8b63fa87b2cc220fb98ce3f933e32d771222937bb8e41c88030839d489d1cd78b062bffeb2980dc6864be

Download Submit
C:\Users\Admin\AppData\Local\rdDuS4\mscms.dll

Filesize
1.2MB

MD5
2b8b8dc0cb6e4c02cac7717c65468393

SHA1
7cf806555389112d7b20c0358db5e0c2a4c7651b

SHA256
179c86a95d21a1395ded36c6e01be3f9666d9348658ec3ff7be744144e5f2f7f

SHA512
2de3108ebb0622d801e0029bc7ae3ee71a269dafc884923ff0bb3d25fe79b99fd95a8caef7bc5f3402bec4e8df5456c86b4a7cf3c448a3aab8057510abf14d33

Download Submit
C:\Users\Admin\AppData\Local\ujmuai\GamePanel.exe

Filesize
1.2MB

MD5
266f6a62c16f6a889218800762b137be

SHA1
31b9bd85a37bf0cbb38a1c30147b83671458fa72

SHA256
71f8f11f26f3a7c1498373f20f0f4cc960513d0383fe24906eeb1bc9678beecd

SHA512
b21d9b0656ab6bd3b158922722a332f07096ddd4215c802776c5807c9cf6ece40082dd986ea6867bdc8d22878ce035a5c8dfcc26cfae94aeee059701b6bf1e68

Download Submit
C:\Users\Admin\AppData\Local\ujmuai\UxTheme.dll

Filesize
1.2MB

MD5
1af315503abfc642933cb67bd963578c

SHA1
91e8dd45bee541fbcadaa8bb4b7394423ecedc3c

SHA256
b9d3304733a40c0539163e029b5bab0aa2701513b2a129fea9eb9b2716e21e1f

SHA512
0a0787dd6f741dd20dad5b6b56d98d7b0446f2ac5fb0432d84149322730dcef6f74d4f38beb59ee9fb9093eb5238048a682eae0aea36c2444a070db4e3be3102

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

Filesize
1KB

MD5
80e3dc85016015707174d0c296b4220e

SHA1
922175135970d18efbf07fa813f7201d76f68cb1

SHA256
cf8f4069d0242af49a663931820aab37f15fad9d6338df19ba72d66916566683

SHA512
058638928f60d433a6c8e54b89c16423a8ad3397c373e89fc325fd75f40faecacaac206e4891f1a7494a8df480b53aa0ab851326723bcb927eff070f806f3ae5

Download Submit
memory/2536-46-0x0000000140000000-0x0000000140144000-memory.dmp

Filesize
1.3MB

Download
memory/2536-52-0x0000000140000000-0x0000000140144000-memory.dmp

Filesize
1.3MB

Download
memory/2536-49-0x000001F17DED0000-0x000001F17DED7000-memory.dmp

Filesize
28KB

Download
memory/3264-66-0x0000026B5C410000-0x0000026B5C417000-memory.dmp

Filesize
28KB

Download
memory/3264-63-0x0000000140000000-0x0000000140145000-memory.dmp

Filesize
1.3MB

Download
memory/3264-69-0x0000000140000000-0x0000000140145000-memory.dmp

Filesize
1.3MB

Download
memory/3420-0-0x0000022C63150000-0x0000022C63157000-memory.dmp

Filesize
28KB

Download
memory/3420-39-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3420-1-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-36-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-29-0x00000000007A0000-0x00000000007A7000-memory.dmp

Filesize
28KB

Download
memory/3464-8-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-9-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-12-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-13-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-11-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-10-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-16-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-7-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-30-0x00007FFE89770000-0x00007FFE89780000-memory.dmp

Filesize
64KB

Download
memory/3464-25-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-15-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-14-0x0000000140000000-0x0000000140143000-memory.dmp

Filesize
1.3MB

Download
memory/3464-4-0x0000000002910000-0x0000000002911000-memory.dmp

Filesize
4KB

Download
memory/3464-5-0x00007FFE8875A000-0x00007FFE8875B000-memory.dmp

Filesize
4KB

Download
memory/4324-85-0x0000000140000000-0x000000014014A000-memory.dmp

Filesize
1.3MB

Download
memory/4324-80-0x0000000140000000-0x000000014014A000-memory.dmp

Filesize
1.3MB

Download