dridex | 14428c7813afa82b51e9e7c3414150907f27d1a86772d8c85873078c06e87eab

Analysis

max time kernel
150s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 07:28

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General

Target

14428c7813afa82b51e9e7c3414150907f27d1a86772d8c85873078c06e87eab.dll
Size

1.1MB
MD5

3b20b57c1a38d810a1ad07271a1a2fea
SHA1

e2ea64f5665cf9d79b69e8156964617a3c2d0ded
SHA256

14428c7813afa82b51e9e7c3414150907f27d1a86772d8c85873078c06e87eab
SHA512

ed9fde35767cf9f76d7d37fe1b3540032013fae2f79d3de6b288e446053630a0609372d9e517e03444472279910169286b8339bd63ba9f25ace6ddc88f23a6b2
SSDEEP

12288:MkMZ+g4TyilMqFvPIV93i/S0hzmOBt5nihfSxI/mhjEvqJ0D/eAQsroXAkH64C:MkMZ+gf4ltGd8H1fYO0q2G1Ah

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
behavioral1/memory/1368-4-0x0000000002770000-0x0000000002771000-memory.dmp	dridex_stager_shellcode

Dridex payload 10 IoCs

Detects Dridex x64 core DLL in memory.

botnet payload

resource	yara_rule
behavioral1/memory/2332-0-0x0000000140000000-0x000000014011C000-memory.dmp	dridex_payload
behavioral1/memory/1368-23-0x0000000140000000-0x000000014011C000-memory.dmp	dridex_payload
behavioral1/memory/2332-34-0x0000000140000000-0x000000014011C000-memory.dmp	dridex_payload
behavioral1/memory/1368-36-0x0000000140000000-0x000000014011C000-memory.dmp	dridex_payload
behavioral1/memory/1368-35-0x0000000140000000-0x000000014011C000-memory.dmp	dridex_payload
behavioral1/memory/2732-52-0x0000000140000000-0x000000014011D000-memory.dmp	dridex_payload
behavioral1/memory/2732-57-0x0000000140000000-0x000000014011D000-memory.dmp	dridex_payload
behavioral1/memory/2188-69-0x0000000140000000-0x000000014011E000-memory.dmp	dridex_payload
behavioral1/memory/2188-74-0x0000000140000000-0x000000014011E000-memory.dmp	dridex_payload
behavioral1/memory/584-90-0x0000000140000000-0x000000014011D000-memory.dmp	dridex_payload

Executes dropped EXE 3 IoCs

pid	Process
2732	SystemPropertiesComputerName.exe
2188	rrinstaller.exe
584	msconfig.exe

Loads dropped DLL 7 IoCs

pid	Process
1368	Process not Found
2732	SystemPropertiesComputerName.exe
1368	Process not Found
2188	rrinstaller.exe
1368	Process not Found
584	msconfig.exe
1368	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Kgvptlq = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Excel\\JEbT\\rrinstaller.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	SystemPropertiesComputerName.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rrinstaller.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	msconfig.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2332	rundll32.exe
2332	rundll32.exe
2332	rundll32.exe
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found
1368	Process not Found

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2620	1368	Process not Found	31
PID 1368 wrote to memory of 2620	1368	Process not Found	31
PID 1368 wrote to memory of 2620	1368	Process not Found	31
PID 1368 wrote to memory of 2732	1368	Process not Found	32
PID 1368 wrote to memory of 2732	1368	Process not Found	32
PID 1368 wrote to memory of 2732	1368	Process not Found	32
PID 1368 wrote to memory of 1456	1368	Process not Found	33
PID 1368 wrote to memory of 1456	1368	Process not Found	33
PID 1368 wrote to memory of 1456	1368	Process not Found	33
PID 1368 wrote to memory of 2188	1368	Process not Found	34
PID 1368 wrote to memory of 2188	1368	Process not Found	34
PID 1368 wrote to memory of 2188	1368	Process not Found	34
PID 1368 wrote to memory of 2272	1368	Process not Found	35
PID 1368 wrote to memory of 2272	1368	Process not Found	35
PID 1368 wrote to memory of 2272	1368	Process not Found	35
PID 1368 wrote to memory of 584	1368	Process not Found	36
PID 1368 wrote to memory of 584	1368	Process not Found	36
PID 1368 wrote to memory of 584	1368	Process not Found	36

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\14428c7813afa82b51e9e7c3414150907f27d1a86772d8c85873078c06e87eab.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2332

C:\Windows\system32\SystemPropertiesComputerName.exe
C:\Windows\system32\SystemPropertiesComputerName.exe
1⤵
PID:2620

C:\Users\Admin\AppData\Local\TY7e5bw\SystemPropertiesComputerName.exe
C:\Users\Admin\AppData\Local\TY7e5bw\SystemPropertiesComputerName.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2732

C:\Windows\system32\rrinstaller.exe
C:\Windows\system32\rrinstaller.exe
1⤵
PID:1456

C:\Users\Admin\AppData\Local\QsU4\rrinstaller.exe
C:\Users\Admin\AppData\Local\QsU4\rrinstaller.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2188

C:\Windows\system32\msconfig.exe
C:\Windows\system32\msconfig.exe
1⤵
PID:2272

C:\Users\Admin\AppData\Local\1ydOO9ZD\msconfig.exe
C:\Users\Admin\AppData\Local\1ydOO9ZD\msconfig.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:584

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\1ydOO9ZD\VERSION.dll

Filesize
1.1MB

MD5
7e4fefa65eea97055527866dfb1f1b81

SHA1
1c266150513ff7e4fe301716cff23eaa14c97e4e

SHA256
f0e2500b0271489539994a879fe6a630cef03958f2f09994a5e11f4858a288ad

SHA512
6ddf7a84878cb657c8bba2aa44f83553cde86a592a617da190c59f036705febff586d5b1376d42a00cf2901a7be841744a242342fcd09ed584111f79e72477bc

Download Submit
C:\Users\Admin\AppData\Local\QsU4\MFPlat.DLL

Filesize
1.1MB

MD5
d9ecab7d3e7af7dbacd1216ff50c822f

SHA1
206ea932cdda5689055fce8dc87dbe38f0944475

SHA256
9082a270e7dc10915db7f5c1107f56c3880524b5a32474941d421c33361920f3

SHA512
e4351690a14ef267797a216561444b7d0453d548781e89d81985c2b11048e56670105a02bcc915b85e42900bebb02a5040e1d15ceebeb93764b496c32415697e

Download Submit
C:\Users\Admin\AppData\Local\QsU4\rrinstaller.exe

Filesize
54KB

MD5
0d3a73b0b30252680b383532f1758649

SHA1
9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

SHA256
fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

SHA512
a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

Download Submit
C:\Users\Admin\AppData\Local\TY7e5bw\SYSDM.CPL

Filesize
1.1MB

MD5
26fb6fa764bcd1985f7ea05e885ba443

SHA1
d2d6484c2ca8b34fcb01ef4c21af1c2c28ce7590

SHA256
4370bc1c81b3e2df2c89822bbfdb7804676cf8f3fae3f86e0d2cd053be032e28

SHA512
66c2df214388728621c46556ae1e1f2c8f93652f55b1905f6554653cfa7099c12e265370fef521fbaea7923eb8443e801e39dea0253eb1d762bb274f3de8b30a

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

Filesize
1KB

MD5
686fd5479a7804074091983c198f0589

SHA1
a4d3792f89c8225bc72bc6add33bbb96604e818a

SHA256
1708c7aabef9ed920b5df2f4e1f8fbd1f0b775a1610d33b1acc8a8e17d023bfa

SHA512
2e06f8e1b8c8ee04d8808a512a3fe2e48d01d9ab1c2dd4472a2a3354077d8ff729f22aed8adf3a22778d4a161c286d5d19e9667e71ea8d435091ec1eebc70620

Download Submit
\Users\Admin\AppData\Local\1ydOO9ZD\msconfig.exe

Filesize
293KB

MD5
e19d102baf266f34592f7c742fbfa886

SHA1
c9c9c45b7e97bb7a180064d0a1962429f015686d

SHA256
f3c8bb430f9c33e6caf06aaebde17b7fddcc55e8bb36cec2b9379038f1fca0b1

SHA512
1b9f1880dd3c26ae790b8eead641e73264f90dc7aa2645acc530aad20ad9d247db613e1725282c85bca98c4428ac255752a4f5c9b2a97f90908b7fe4167bb283

Download Submit
\Users\Admin\AppData\Local\TY7e5bw\SystemPropertiesComputerName.exe

Filesize
80KB

MD5
bd889683916aa93e84e1a75802918acf

SHA1
5ee66571359178613a4256a7470c2c3e6dd93cfa

SHA256
0e22894595891a9ff9706e03b3db31a751541c4a773f82420fce57237d6c47cf

SHA512
9d76de848b319f44657fb7fbe5a3b927774ae999362ff811a199002ffa77ad9e1638a65a271388e605ab5e5a7cb6ce5aa7fcabc3ed583ade00eaa4c265552026

Download Submit
memory/584-90-0x0000000140000000-0x000000014011D000-memory.dmp

Filesize
1.1MB

Download
memory/1368-24-0x0000000077430000-0x0000000077432000-memory.dmp

Filesize
8KB

Download
memory/1368-12-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-10-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-9-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-8-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-7-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-23-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-25-0x0000000077460000-0x0000000077462000-memory.dmp

Filesize
8KB

Download
memory/1368-3-0x00000000771C6000-0x00000000771C7000-memory.dmp

Filesize
4KB

Download
memory/1368-4-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/1368-36-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-35-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-44-0x00000000771C6000-0x00000000771C7000-memory.dmp

Filesize
4KB

Download
memory/1368-11-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-13-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-6-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-14-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/1368-22-0x0000000002750000-0x0000000002757000-memory.dmp

Filesize
28KB

Download
memory/2188-69-0x0000000140000000-0x000000014011E000-memory.dmp

Filesize
1.1MB

Download
memory/2188-71-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/2188-74-0x0000000140000000-0x000000014011E000-memory.dmp

Filesize
1.1MB

Download
memory/2332-34-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/2332-0-0x0000000140000000-0x000000014011C000-memory.dmp

Filesize
1.1MB

Download
memory/2332-2-0x0000000000290000-0x0000000000297000-memory.dmp

Filesize
28KB

Download
memory/2732-57-0x0000000140000000-0x000000014011D000-memory.dmp

Filesize
1.1MB

Download
memory/2732-54-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/2732-52-0x0000000140000000-0x000000014011D000-memory.dmp

Filesize
1.1MB

Download