dridex | 532c4a9fdcc00ccbbde0658accc2d5d76862011038a28136e5c19f312e1cd7a9

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27-08-2024 18:00

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General

Target

c572ea4c00bbf5b57f75082b7abc9d4a_JaffaCakes118.dll
Size

1.2MB
MD5

c572ea4c00bbf5b57f75082b7abc9d4a
SHA1

b607b459531d5d3629d83b74a3e7064ab0a5172d
SHA256

532c4a9fdcc00ccbbde0658accc2d5d76862011038a28136e5c19f312e1cd7a9
SHA512

8de6287aae880a643a3cd3a17315d8c739b3bf3ee31df224d7d979a7e7a8b758b7429b27ac0c2ed2752a77995d5e9c4552adcf71d0b13baca9fb5492f6059ead
SSDEEP

24576:BuYfg4LhHr4NFXKJO1aUyDBvZ2+ITXmpclO9d:T9cKrU6ZWbAcU

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/1236-5-0x0000000002860000-0x0000000002861000-memory.dmp	dridex_stager_shellcode

Executes dropped EXE 3 IoCs

Processes:

rrinstaller.exeSystemPropertiesPerformance.exemsinfo32.exe

pid	Process
2956	rrinstaller.exe
1276	SystemPropertiesPerformance.exe
1508	msinfo32.exe

Loads dropped DLL 7 IoCs

Processes:

rrinstaller.exeSystemPropertiesPerformance.exemsinfo32.exe

pid	Process
1236
2956	rrinstaller.exe
1236
1276	SystemPropertiesPerformance.exe
1236
1508	msinfo32.exe
1236

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mkmfyiwmvqjxba = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\PrivacIE\\8P0yQ9\\SystemPropertiesPerformance.exe"

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

rundll32.exerrinstaller.exeSystemPropertiesPerformance.exemsinfo32.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	rrinstaller.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SystemPropertiesPerformance.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	msinfo32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

rundll32.exe

pid	Process
2632	rundll32.exe
2632	rundll32.exe
2632	rundll32.exe
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236
1236

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

description	pid	procid_target
PID 1236 wrote to memory of 2616	1236	30
PID 1236 wrote to memory of 2616	1236	30
PID 1236 wrote to memory of 2616	1236	30
PID 1236 wrote to memory of 2956	1236	31
PID 1236 wrote to memory of 2956	1236	31
PID 1236 wrote to memory of 2956	1236	31
PID 1236 wrote to memory of 1416	1236	32
PID 1236 wrote to memory of 1416	1236	32
PID 1236 wrote to memory of 1416	1236	32
PID 1236 wrote to memory of 1276	1236	33
PID 1236 wrote to memory of 1276	1236	33
PID 1236 wrote to memory of 1276	1236	33
PID 1236 wrote to memory of 2040	1236	34
PID 1236 wrote to memory of 2040	1236	34
PID 1236 wrote to memory of 2040	1236	34
PID 1236 wrote to memory of 1508	1236	35
PID 1236 wrote to memory of 1508	1236	35
PID 1236 wrote to memory of 1508	1236	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\c572ea4c00bbf5b57f75082b7abc9d4a_JaffaCakes118.dll,#1
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
PID:2632

C:\Windows\system32\rrinstaller.exe
C:\Windows\system32\rrinstaller.exe
1⤵
PID:2616

C:\Users\Admin\AppData\Local\pW7Lu\rrinstaller.exe
C:\Users\Admin\AppData\Local\pW7Lu\rrinstaller.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:2956

C:\Windows\system32\SystemPropertiesPerformance.exe
C:\Windows\system32\SystemPropertiesPerformance.exe
1⤵
PID:1416

C:\Users\Admin\AppData\Local\Pxez8bt\SystemPropertiesPerformance.exe
C:\Users\Admin\AppData\Local\Pxez8bt\SystemPropertiesPerformance.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1276

C:\Windows\system32\msinfo32.exe
C:\Windows\system32\msinfo32.exe
1⤵
PID:2040

C:\Users\Admin\AppData\Local\fk9TXgT\msinfo32.exe
C:\Users\Admin\AppData\Local\fk9TXgT\msinfo32.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1508

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\Pxez8bt\SYSDM.CPL

Filesize
1.2MB

MD5
e280ab4cf806a30752eaa0194a6b42e8

SHA1
aea7ad25d66af3881b43f1b9abc134448dadaf82

SHA256
81f40d8b42b1bfb0d3feeef13585c56224c7f0556c01d12c8f4461837fb41e78

SHA512
7d7c708ffa8dc8fda940dc90e58bb334413f68ed088b5c1eb334fdcbdbb95d5f010d981d1b52bc47403000204cde72906a47c71700bae569d988903ddfef19b6

Download Submit
C:\Users\Admin\AppData\Local\fk9TXgT\MFC42u.dll

Filesize
1.2MB

MD5
a4d5201ed7bf8144e5b1abd08ec5c8fd

SHA1
583b973ee979defd66b30c1a24c1efac8bf36446

SHA256
a573fbe1ca995a7a32ca4a69c9bf8f619e05f649d7e19a2f1b92458612aad5ec

SHA512
64c143907871c50c3fd4ebdb67ecc655196441efa21cd057db875fd65ad9fc0eb0c43d37c2ca4ebaf45241c079d9439671a677a8792399d97ef886d6a4407da0

Download Submit
C:\Users\Admin\AppData\Local\fk9TXgT\msinfo32.exe

Filesize
370KB

MD5
d291620d4c51c5f5ffa62ccdc52c5c13

SHA1
2081c97f15b1c2a2eadce366baf3c510da553cc7

SHA256
76e959dd7db31726c040d46cfa86b681479967aea36db5f625e80bd36422e8ae

SHA512
75f9bcce4c596dae1f4d78e13d9d53b0c31988d2170c3d9f5db352b8c8a1c8ca58f4a002b30a4b328b8f4769008b750b8a1c9fda44a582e11c3adc38345c334b

Download Submit
C:\Users\Admin\AppData\Local\pW7Lu\MFPlat.DLL

Filesize
1.2MB

MD5
d4e796577fb3855b38f2eb9666ad4db9

SHA1
2b0cc4c84c18161d5a080b8e7ca21b39f9a56610

SHA256
be93d6490d859450f0b9819d23796b12f4bc905158a145bac7ec898531c38b8a

SHA512
247b1298d9639d4da3a411c119f9875854832d7b89a44041813a2fc209bf8f6b13f362d7e773f6abda46595069eed62276cd20c80e7d17d413aeca38e09b4aa5

Download Submit
C:\Users\Admin\AppData\Local\pW7Lu\rrinstaller.exe

Filesize
54KB

MD5
0d3a73b0b30252680b383532f1758649

SHA1
9f098d2037e4dd94eca6d04c37b3d4ad8b0cc931

SHA256
fc8a992b6ac311e1b1491ec3e31e273a41f7fdf3f68176321307b68489a03fbc

SHA512
a7961f4d8d0e07959d1501d721c7751b01af6704c7da5c1f31e40de5372ee6a1fce2f3e0077c8e6a1bed017e11ce4be9b0d17c04e30b222fb3f0df67b870b2d4

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

Filesize
1012B

MD5
5bb488c04101ae19c65301778f523343

SHA1
75097b2fad844a1252a897a1f473b2a93535bd67

SHA256
4fbe676c3ab5ff7a9e492adcd5818eb6a0c3ac03476fc018d703e2385d0f0d27

SHA512
13d0c1e5f32a292481e2200472ae1aedecbe12a1f4d74f5ca6a02eee663928de50f47af687c48e0f402f2898a82c30867d99b6e5a5e02b78e5004f0c24e57417

Download Submit
\Users\Admin\AppData\Local\Pxez8bt\SystemPropertiesPerformance.exe

Filesize
80KB

MD5
870726cdcc241a92785572628b89cc07

SHA1
63d47cc4fe9beb75862add1abca1d8ae8235710a

SHA256
1ab77fa1ee0cbe59ca185c228c3c11abeba2b2008a162c91a06d3c40542e7fc6

SHA512
89b961c2a2716fe0800e54e0206c8b349a26f1bc2a463ec9bd12f3ab22bfcb13e6402b4c20ddcf284d838a3c66e73335af8f6dc4554d76646382e387242c6f72

Download Submit
memory/1236-30-0x0000000077021000-0x0000000077022000-memory.dmp

Filesize
4KB

Download
memory/1236-47-0x0000000076E16000-0x0000000076E17000-memory.dmp

Filesize
4KB

Download
memory/1236-8-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-7-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-14-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-26-0x0000000002840000-0x0000000002847000-memory.dmp

Filesize
28KB

Download
memory/1236-25-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-17-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-16-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-15-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-31-0x00000000771B0000-0x00000000771B2000-memory.dmp

Filesize
8KB

Download
memory/1236-4-0x0000000076E16000-0x0000000076E17000-memory.dmp

Filesize
4KB

Download
memory/1236-37-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-39-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-5-0x0000000002860000-0x0000000002861000-memory.dmp

Filesize
4KB

Download
memory/1236-9-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-10-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-11-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-13-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1236-12-0x0000000140000000-0x0000000140131000-memory.dmp

Filesize
1.2MB

Download
memory/1276-74-0x000007FEF76A0000-0x000007FEF77D2000-memory.dmp

Filesize
1.2MB

Download
memory/1276-73-0x0000000000390000-0x0000000000397000-memory.dmp

Filesize
28KB

Download
memory/1276-79-0x000007FEF76A0000-0x000007FEF77D2000-memory.dmp

Filesize
1.2MB

Download
memory/1508-94-0x0000000000110000-0x0000000000117000-memory.dmp

Filesize
28KB

Download
memory/1508-91-0x000007FEF76A0000-0x000007FEF77D8000-memory.dmp

Filesize
1.2MB

Download
memory/1508-97-0x000007FEF76A0000-0x000007FEF77D8000-memory.dmp

Filesize
1.2MB

Download
memory/2632-46-0x000007FEF7690000-0x000007FEF77C1000-memory.dmp

Filesize
1.2MB

Download
memory/2632-1-0x000007FEF7690000-0x000007FEF77C1000-memory.dmp

Filesize
1.2MB

Download
memory/2632-0-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/2956-61-0x000007FEF77D0000-0x000007FEF7903000-memory.dmp

Filesize
1.2MB

Download
memory/2956-58-0x0000000000190000-0x0000000000197000-memory.dmp

Filesize
28KB

Download
memory/2956-55-0x000007FEF77D0000-0x000007FEF7903000-memory.dmp

Filesize
1.2MB

Download