dridex | c51312f6ea110b81ae4ddec3ee994b9cd14b800568ab4e0e99a903f4c77fb9aa

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 14:58

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General

Target

afb00d38603a12de72531ad560e85254_JaffaCakes118.dll
Size

1.2MB
MD5

afb00d38603a12de72531ad560e85254
SHA1

f7b662d6bfbf3821b03f572deec18a07b7e8f175
SHA256

c51312f6ea110b81ae4ddec3ee994b9cd14b800568ab4e0e99a903f4c77fb9aa
SHA512

b6993eff1aa74e7b4f03882b20759469eb807511f4c9d02fdc939a44b1ff04b7217dd80037a8caa205c9d784cad6d840a5867026f84bbd3390ad63cc12b903d2
SSDEEP

24576:uuYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:O9cKrUqZWLAcU

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

Processes:

resource	yara_rule
behavioral1/memory/1204-5-0x0000000002660000-0x0000000002661000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

Processes:

Dxpserver.exejavaws.exemsconfig.exe

pid	Process
2620	Dxpserver.exe
2516	javaws.exe
1716	msconfig.exe

Loads dropped DLL 7 IoCs

Processes:

Dxpserver.exejavaws.exemsconfig.exe

pid	Process
1204
2620	Dxpserver.exe
1204
2516	javaws.exe
1204
1716	msconfig.exe
1204

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\Tlngny = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\SystemCertificates\\g0Jc\\javaws.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exeDxpserver.exejavaws.exemsconfig.exe

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	Dxpserver.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	javaws.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	msconfig.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	Process
2408	rundll32.exe
2408	rundll32.exe
2408	rundll32.exe
1204
1204
1204
1204
1204
1204
1204
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1204

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

description	pid	procid_target
PID 1204 wrote to memory of 2184	1204	30
PID 1204 wrote to memory of 2184	1204	30
PID 1204 wrote to memory of 2184	1204	30
PID 1204 wrote to memory of 2620	1204	31
PID 1204 wrote to memory of 2620	1204	31
PID 1204 wrote to memory of 2620	1204	31
PID 1204 wrote to memory of 2500	1204	32
PID 1204 wrote to memory of 2500	1204	32
PID 1204 wrote to memory of 2500	1204	32
PID 1204 wrote to memory of 2516	1204	33
PID 1204 wrote to memory of 2516	1204	33
PID 1204 wrote to memory of 2516	1204	33
PID 1204 wrote to memory of 1516	1204	34
PID 1204 wrote to memory of 1516	1204	34
PID 1204 wrote to memory of 1516	1204	34
PID 1204 wrote to memory of 1716	1204	35
PID 1204 wrote to memory of 1716	1204	35
PID 1204 wrote to memory of 1716	1204	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\afb00d38603a12de72531ad560e85254_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2408

C:\Windows\system32\Dxpserver.exe
C:\Windows\system32\Dxpserver.exe
1⤵
PID:2184

C:\Users\Admin\AppData\Local\rthy\Dxpserver.exe
C:\Users\Admin\AppData\Local\rthy\Dxpserver.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2620

C:\Windows\system32\javaws.exe
C:\Windows\system32\javaws.exe
1⤵
PID:2500

C:\Users\Admin\AppData\Local\K0jro\javaws.exe
C:\Users\Admin\AppData\Local\K0jro\javaws.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2516

C:\Windows\system32\msconfig.exe
C:\Windows\system32\msconfig.exe
1⤵
PID:1516

C:\Users\Admin\AppData\Local\gznKXF\msconfig.exe
C:\Users\Admin\AppData\Local\gznKXF\msconfig.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1716

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\K0jro\VERSION.dll

Filesize
1.2MB

MD5
e5091d839a237e9545d34eaf7d462d51

SHA1
c04282973e0883974140ac3ed5fc287415838b2d

SHA256
c63ba42e345d8202fb10f33ec07cdbe9547e1b9b37ea4b77b44d5d74ae798266

SHA512
a4c7c881db217763b824b48b8d6cdbc04fa0ab68caaa375c287e968ba53c3c4004f02767f00be651b84152bf6511a5a07b8b081150427ccda2d3c3f04f1d12c8

Download Submit
C:\Users\Admin\AppData\Local\gznKXF\VERSION.dll

Filesize
1.2MB

MD5
202e0105273514f6de7a119b88006fc2

SHA1
ba633e01bedcdbc8372141e8a31dce89b27331fb

SHA256
c7715279d923cc8da4b84016ef863a0f21d64f01f6712ef55b01fe5696cb3bbf

SHA512
5588d21fc4797ab9b3a389e119fc3466e1498a3f923131745f889d6e7bcb0391255126c15f535de439904eb1f556f7bbe94c0dd8912417e23852281d05bd99fd

Download Submit
C:\Users\Admin\AppData\Local\rthy\Dxpserver.exe

Filesize
259KB

MD5
4d38389fb92e43c77a524fd96dbafd21

SHA1
08014e52f6894cad4f1d1e6fc1a703732e9acd19

SHA256
070bc95c486c15d2edc3548ba416dc9565ead401cb03a0472f719fb55ac94e73

SHA512
02d8d130cff2b8de15139d309e1cd74a2148bb786fd749e5f22775d45e193b0f75adf40274375cabce33576480ff20456f25172d29a034cd134b8084d40a67ba

Download Submit
C:\Users\Admin\AppData\Local\rthy\XmlLite.dll

Filesize
1.2MB

MD5
afb0ea894372c3e393e5d5cadf2fcac3

SHA1
6d34830dbe5abfcc35d6cad86476b5ee4703d5c2

SHA256
5d031155aedfe7f6d2bc1ce666bf2b9e67f732d2002e75aef50ea18b414511af

SHA512
ebfcfb6c6f3441e1684782c26622c4792a538617db870579e03f2c62315ada33c979309be1670001004720c14ad6aa900d838df96a2ac86c60c72c9c3b65e79d

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

Filesize
1KB

MD5
bf8f5b5812929bd3d93f25ab7bf76316

SHA1
9f2adde6b7e9fa3f40ff06efcc7407ab19945ce1

SHA256
be122962cbdff4080b9e1e29ca63b654688abed4a7c0f0f6fdc1c8bab5982016

SHA512
97383880ec195aa8adafefb4d90ced9e0358add09f17b5ac9a735339b5ac8d12ca889f49825fd9b698fff9f55a66bfe351cf81923bcdfd6a07de56b0cbed8596

Download Submit
\Users\Admin\AppData\Local\K0jro\javaws.exe

Filesize
312KB

MD5
f94bc1a70c942621c4279236df284e04

SHA1
8f46d89c7db415a7f48ccd638963028f63df4e4f

SHA256
be9f8986a6c86d9f77978105d48b59eebfec3b9732dbf19e0f3d48bf7f20120c

SHA512
60edf20ca3cae9802263446af266568d0b5e0692eddcfcfc3b2f9a39327b3184613ca994460b919d17a6edc5936b4da16d9033f5138bcfd9bc0f09d88c8dcd52

Download Submit
\Users\Admin\AppData\Local\gznKXF\msconfig.exe

Filesize
293KB

MD5
e19d102baf266f34592f7c742fbfa886

SHA1
c9c9c45b7e97bb7a180064d0a1962429f015686d

SHA256
f3c8bb430f9c33e6caf06aaebde17b7fddcc55e8bb36cec2b9379038f1fca0b1

SHA512
1b9f1880dd3c26ae790b8eead641e73264f90dc7aa2645acc530aad20ad9d247db613e1725282c85bca98c4428ac255752a4f5c9b2a97f90908b7fe4167bb283

Download Submit
memory/1204-13-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-47-0x0000000076E66000-0x0000000076E67000-memory.dmp

Filesize
4KB

Download
memory/1204-12-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-11-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-26-0x0000000002640000-0x0000000002647000-memory.dmp

Filesize
28KB

Download
memory/1204-28-0x0000000077200000-0x0000000077202000-memory.dmp

Filesize
8KB

Download
memory/1204-27-0x0000000077071000-0x0000000077072000-memory.dmp

Filesize
4KB

Download
memory/1204-25-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-17-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-16-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-14-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-4-0x0000000076E66000-0x0000000076E67000-memory.dmp

Filesize
4KB

Download
memory/1204-37-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-38-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-5-0x0000000002660000-0x0000000002661000-memory.dmp

Filesize
4KB

Download
memory/1204-7-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-8-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-15-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-10-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1204-9-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1716-91-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/1716-92-0x000007FEF5B30000-0x000007FEF5C62000-memory.dmp

Filesize
1.2MB

Download
memory/1716-97-0x000007FEF5B30000-0x000007FEF5C62000-memory.dmp

Filesize
1.2MB

Download
memory/2408-46-0x000007FEF6110000-0x000007FEF6241000-memory.dmp

Filesize
1.2MB

Download
memory/2408-0-0x000007FEF6110000-0x000007FEF6241000-memory.dmp

Filesize
1.2MB

Download
memory/2408-3-0x0000000000130000-0x0000000000137000-memory.dmp

Filesize
28KB

Download
memory/2516-73-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/2516-74-0x000007FEF6110000-0x000007FEF6242000-memory.dmp

Filesize
1.2MB

Download
memory/2516-79-0x000007FEF6110000-0x000007FEF6242000-memory.dmp

Filesize
1.2MB

Download
memory/2620-55-0x000007FEF6760000-0x000007FEF6892000-memory.dmp

Filesize
1.2MB

Download
memory/2620-58-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/2620-61-0x000007FEF6760000-0x000007FEF6892000-memory.dmp

Filesize
1.2MB

Download