538aefe2d62a53a7b5991a4acda23b8f04aeba4fee1959018ddc375ed6858e5b

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 12:20

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General

Target

MIS_FILE_9888123_RECEIVED_xsls.jar
Size

190KB
MD5

1a7a05db5686a51ce39c3b35c111d73f
SHA1

c6ba4712046569c3d6601e5d2f85aeecfabef69b
SHA256

bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
SHA512

f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9
SSDEEP

3072:OrYdkjhtVe7DDgZwqku/GLwlsA54LO/Q+7Jkb5o7/pJhHufYiYlDwVK/ASrx:etVqs+qku/aK4SzWU/ThHuQikDCHSd

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

java.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\MIS_FILE_9888123_RECEIVED_xsls.jar	java.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

java.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MIS_FILE_9888123_RECEIVED_xsls = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\MIS_FILE_9888123_RECEIVED_xsls.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MIS_FILE_9888123_RECEIVED_xsls = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\MIS_FILE_9888123_RECEIVED_xsls.jar\""	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description	pid	Process	procid_target
PID 4720 wrote to memory of 2936	4720	java.exe	85
PID 4720 wrote to memory of 2936	4720	java.exe	85

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\MIS_FILE_9888123_RECEIVED_xsls.jar
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Program Files\Java\jre-1.8\bin\java.exe
  "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\MIS_FILE_9888123_RECEIVED_xsls.jar"
  2⤵
  PID:2936

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\MIS_FILE_9888123_RECEIVED_xsls.jar

Filesize
190KB

MD5
1a7a05db5686a51ce39c3b35c111d73f

SHA1
c6ba4712046569c3d6601e5d2f85aeecfabef69b

SHA256
bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493

SHA512
f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9

Download Submit
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
59308024bfb2843ec1ee3fc17ced6a30

SHA1
75fb56bcc4f62ca59b452e9f053faf26264c695f

SHA256
95d8ef4f2cd755ee0a84f2ef902eaa1e2691194723dd0713b2c7b723e4de1380

SHA512
c52b6f928f13c998aa6e5dbb3d65a2af4e3ef2a9463602a3cbbd7fe299ee26d2f527e52181a591a8009ab8f8b87ea6e41034bdb0a7b6e94bf973f84569e50ebd

Download Submit
memory/2936-79-0x000001B59B7D0000-0x000001B59B7E0000-memory.dmp

Filesize
64KB

Download
memory/2936-74-0x000001B59B830000-0x000001B59B840000-memory.dmp

Filesize
64KB

Download
memory/2936-84-0x000001B59B820000-0x000001B59B830000-memory.dmp

Filesize
64KB

Download
memory/2936-83-0x000001B59B810000-0x000001B59B820000-memory.dmp

Filesize
64KB

Download
memory/2936-82-0x000001B59B800000-0x000001B59B810000-memory.dmp

Filesize
64KB

Download
memory/2936-81-0x000001B59B7F0000-0x000001B59B800000-memory.dmp

Filesize
64KB

Download
memory/2936-80-0x000001B59B7E0000-0x000001B59B7F0000-memory.dmp

Filesize
64KB

Download
memory/2936-86-0x000001B59B840000-0x000001B59B850000-memory.dmp

Filesize
64KB

Download
memory/2936-59-0x000001B59B7D0000-0x000001B59B7E0000-memory.dmp

Filesize
64KB

Download
memory/2936-77-0x000001B59B7C0000-0x000001B59B7D0000-memory.dmp

Filesize
64KB

Download
memory/2936-76-0x000001B59B550000-0x000001B59B7C0000-memory.dmp

Filesize
2.4MB

Download
memory/2936-85-0x000001B59B830000-0x000001B59B840000-memory.dmp

Filesize
64KB

Download
memory/2936-71-0x000001B599CA0000-0x000001B599CA1000-memory.dmp

Filesize
4KB

Download
memory/2936-70-0x000001B59B820000-0x000001B59B830000-memory.dmp

Filesize
64KB

Download
memory/2936-46-0x000001B59B550000-0x000001B59B7C0000-memory.dmp

Filesize
2.4MB

Download
memory/2936-68-0x000001B59B810000-0x000001B59B820000-memory.dmp

Filesize
64KB

Download
memory/2936-65-0x000001B59B800000-0x000001B59B810000-memory.dmp

Filesize
64KB

Download
memory/2936-63-0x000001B59B7F0000-0x000001B59B800000-memory.dmp

Filesize
64KB

Download
memory/2936-62-0x000001B59B7E0000-0x000001B59B7F0000-memory.dmp

Filesize
64KB

Download
memory/2936-87-0x000001B59B850000-0x000001B59B860000-memory.dmp

Filesize
64KB

Download
memory/2936-57-0x000001B59B7C0000-0x000001B59B7D0000-memory.dmp

Filesize
64KB

Download
memory/4720-32-0x0000018492DE0000-0x0000018492DE1000-memory.dmp

Filesize
4KB

Download
memory/4720-34-0x0000018494650000-0x00000184948C0000-memory.dmp

Filesize
2.4MB

Download
memory/4720-35-0x00000184948C0000-0x00000184948D0000-memory.dmp

Filesize
64KB

Download
memory/4720-36-0x00000184948D0000-0x00000184948E0000-memory.dmp

Filesize
64KB

Download
memory/4720-37-0x00000184948E0000-0x00000184948F0000-memory.dmp

Filesize
64KB

Download
memory/4720-38-0x00000184948F0000-0x0000018494900000-memory.dmp

Filesize
64KB

Download
memory/4720-39-0x0000018494900000-0x0000018494910000-memory.dmp

Filesize
64KB

Download
memory/4720-42-0x0000018494930000-0x0000018494940000-memory.dmp

Filesize
64KB

Download
memory/4720-41-0x0000018494920000-0x0000018494930000-memory.dmp

Filesize
64KB

Download
memory/4720-40-0x0000018494910000-0x0000018494920000-memory.dmp

Filesize
64KB

Download
memory/4720-2-0x0000018494650000-0x00000184948C0000-memory.dmp

Filesize
2.4MB

Download
memory/4720-26-0x0000018494930000-0x0000018494940000-memory.dmp

Filesize
64KB

Download
memory/4720-24-0x0000018494920000-0x0000018494930000-memory.dmp

Filesize
64KB

Download
memory/4720-22-0x0000018494910000-0x0000018494920000-memory.dmp

Filesize
64KB

Download
memory/4720-21-0x0000018494900000-0x0000018494910000-memory.dmp

Filesize
64KB

Download
memory/4720-18-0x00000184948F0000-0x0000018494900000-memory.dmp

Filesize
64KB

Download
memory/4720-16-0x00000184948E0000-0x00000184948F0000-memory.dmp

Filesize
64KB

Download
memory/4720-14-0x00000184948D0000-0x00000184948E0000-memory.dmp

Filesize
64KB

Download
memory/4720-12-0x00000184948C0000-0x00000184948D0000-memory.dmp

Filesize
64KB

Download