dc21d272f9c15d8fefa8d57e639b046c92ddb967e7b54ff2f559ebec6de1e92e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04-06-2024 12:41

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General

Target

DB46ADCFAE462E7C475C171FBE66DF82_paymentadvice.jar
Size

128KB
MD5

db46adcfae462e7c475c171fbe66df82
SHA1

2b43211053d00147b2cb9847843911c771fd3db4
SHA256

02d1e6dd2f3eecf809d8cd43b5b49aa76c6f322cf4776d7b190676c5f12d6b45
SHA512

25beab216af2dd7ff9fe4db6a7a4b1246ee225ef9ab48af2873bf5076b8b22ba2c75224592e6b34bddfbb8718a754ffd7c63db6167ef1992b04db143c58e377b
SSDEEP

3072:VR/6ZQvChcDfJNBOFJKMRXcCqfrCUMBpXOg84WoUeonNTFN:LdvCGJN0FJ1RXcgBpXOjOjSNTFN

Score

8^/10

discovery evasion persistence

Malware Config

Signatures

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2072	attrib.exe
1140	attrib.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1632	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GKXeW0Yke7 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\9bor9J6cRd\\unXX0JIhwW.txt\""	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GKXeW0Yke7 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\9bor9J6cRd\\unXX0JIhwW.txt\""	reg.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\9bor9J6cRd\Desktop.ini	attrib.exe
File created	C:\Users\Admin\AppData\Roaming\9bor9J6cRd\Desktop.ini	java.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\tem.txt	java.exe
File opened for modification	C:\Windows\tem.txt	java.exe
File created	C:\Windows\tem.txt	javaw.exe
File opened for modification	C:\Windows\tem.txt	javaw.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
1516	reg.exe
1144	reg.exe
4016	reg.exe
4884	reg.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1624	java.exe
3680	javaw.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1632	1624	java.exe	84
PID 1624 wrote to memory of 1632	1624	java.exe	84
PID 1624 wrote to memory of 1516	1624	java.exe	100
PID 1624 wrote to memory of 1516	1624	java.exe	100
PID 1624 wrote to memory of 1144	1624	java.exe	101
PID 1624 wrote to memory of 1144	1624	java.exe	101
PID 1624 wrote to memory of 2072	1624	java.exe	104
PID 1624 wrote to memory of 2072	1624	java.exe	104
PID 1624 wrote to memory of 1140	1624	java.exe	105
PID 1624 wrote to memory of 1140	1624	java.exe	105
PID 1624 wrote to memory of 3680	1624	java.exe	108
PID 1624 wrote to memory of 3680	1624	java.exe	108
PID 3680 wrote to memory of 4016	3680	javaw.exe	109
PID 3680 wrote to memory of 4016	3680	javaw.exe	109
PID 3680 wrote to memory of 4884	3680	javaw.exe	110
PID 3680 wrote to memory of 4884	3680	javaw.exe	110

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2072	attrib.exe
1140	attrib.exe

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\DB46ADCFAE462E7C475C171FBE66DF82_paymentadvice.jar
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\system32\icacls.exe
  C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
  2⤵
  - Modifies file permissions
  PID:1632
- C:\Windows\SYSTEM32\reg.exe
  reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v GKXeW0Yke7 /t REG_SZ /d "\"C:\Program Files\Java\jre-1.8\bin\javaw.exe\" -jar \"C:\Users\Admin\AppData\Roaming\9bor9J6cRd\unXX0JIhwW.txt\"" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:1516
- C:\Windows\SYSTEM32\reg.exe
  reg delete HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v GKXeW0Yke7 /f
  2⤵
  - Modifies registry key
  PID:1144
- C:\Windows\SYSTEM32\attrib.exe
  attrib +s +h +r "C:\Users\Admin\AppData\Roaming\9bor9J6cRd\*.*"
  2⤵
  - Sets file to hidden
  - Drops desktop.ini file(s)
  - Views/modifies file attributes
  PID:2072
- C:\Windows\SYSTEM32\attrib.exe
  attrib +s +h +r "C:\Users\Admin\AppData\Roaming\9bor9J6cRd"
  2⤵
  - Sets file to hidden
  - Views/modifies file attributes
  PID:1140
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\9bor9J6cRd\unXX0JIhwW.txt"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3680
- - C:\Windows\SYSTEM32\reg.exe
    reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v GKXeW0Yke7 /t REG_SZ /d "\"C:\Program Files\Java\jre-1.8\bin\javaw.exe\" -jar \"C:\Users\Admin\AppData\Roaming\9bor9J6cRd\unXX0JIhwW.txt\"" /f
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:4016
- - C:\Windows\SYSTEM32\reg.exe
    reg delete HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v GKXeW0Yke7 /f
    3⤵
    - Modifies registry key
    PID:4884

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

File and Directory Permissions Modification

T1222

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
46B

MD5
6f0852c69bc5eb3d7c25edbbc3280883

SHA1
de4f68229d9ff4c087fc7ce1c02707444f051a72

SHA256
3e33ea91f50e3237ae5291260471533985eec875177c4521c19a2301d23522b0

SHA512
a269bcb6dfb9ecb17366359cad8f1cc521339c3e4d203bb31bb83010c59ecf6dbc305a2fc7ee390b3a5e3d4b1ce6c26bc12a2d337e95aff64659eb92362ae3de

Download Submit
C:\Users\Admin\AppData\Roaming\9bor9J6cRd\Desktop.ini

Filesize
63B

MD5
e783bdd20a976eaeaae1ff4624487420

SHA1
c2a44fab9df00b3e11582546b16612333c2f9286

SHA256
2f65fa9c7ed712f493782abf91467f869419a2f8b5adf23b44019c08190fa3f3

SHA512
8c883678e4625ef44f4885b8c6d7485196774f9cb0b9eee7dd18711749bcae474163df9965effcd13ecd1a33cd7265010c152f8504d6013e4f4d85d68a901a80

Download Submit
C:\Users\Admin\AppData\Roaming\9bor9J6cRd\unXX0JIhwW.txt

Filesize
128KB

MD5
db46adcfae462e7c475c171fbe66df82

SHA1
2b43211053d00147b2cb9847843911c771fd3db4

SHA256
02d1e6dd2f3eecf809d8cd43b5b49aa76c6f322cf4776d7b190676c5f12d6b45

SHA512
25beab216af2dd7ff9fe4db6a7a4b1246ee225ef9ab48af2873bf5076b8b22ba2c75224592e6b34bddfbb8718a754ffd7c63db6167ef1992b04db143c58e377b

Download Submit
memory/1624-2-0x000002B436D00000-0x000002B436F70000-memory.dmp

Filesize
2.4MB

Download
memory/1624-12-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-18-0x000002B436F70000-0x000002B436F80000-memory.dmp

Filesize
64KB

Download
memory/1624-20-0x000002B436F80000-0x000002B436F90000-memory.dmp

Filesize
64KB

Download
memory/1624-24-0x000002B436FA0000-0x000002B436FB0000-memory.dmp

Filesize
64KB

Download
memory/1624-23-0x000002B436F90000-0x000002B436FA0000-memory.dmp

Filesize
64KB

Download
memory/1624-27-0x000002B436FB0000-0x000002B436FC0000-memory.dmp

Filesize
64KB

Download
memory/1624-29-0x000002B436FC0000-0x000002B436FD0000-memory.dmp

Filesize
64KB

Download
memory/1624-32-0x000002B436D00000-0x000002B436F70000-memory.dmp

Filesize
2.4MB

Download
memory/1624-34-0x000002B436FE0000-0x000002B436FF0000-memory.dmp

Filesize
64KB

Download
memory/1624-33-0x000002B436FD0000-0x000002B436FE0000-memory.dmp

Filesize
64KB

Download
memory/1624-38-0x000002B436FF0000-0x000002B437000000-memory.dmp

Filesize
64KB

Download
memory/1624-40-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-43-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-48-0x000002B436F70000-0x000002B436F80000-memory.dmp

Filesize
64KB

Download
memory/1624-50-0x000002B436F80000-0x000002B436F90000-memory.dmp

Filesize
64KB

Download
memory/1624-51-0x000002B436F90000-0x000002B436FA0000-memory.dmp

Filesize
64KB

Download
memory/1624-52-0x000002B437000000-0x000002B437010000-memory.dmp

Filesize
64KB

Download
memory/1624-58-0x000002B437010000-0x000002B437020000-memory.dmp

Filesize
64KB

Download
memory/1624-57-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-70-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-90-0x000002B436FA0000-0x000002B436FB0000-memory.dmp

Filesize
64KB

Download
memory/1624-91-0x000002B437020000-0x000002B437030000-memory.dmp

Filesize
64KB

Download
memory/1624-92-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-93-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-97-0x000002B437030000-0x000002B437040000-memory.dmp

Filesize
64KB

Download
memory/1624-96-0x000002B436FB0000-0x000002B436FC0000-memory.dmp

Filesize
64KB

Download
memory/1624-108-0x000002B435440000-0x000002B435441000-memory.dmp

Filesize
4KB

Download
memory/1624-111-0x000002B436FC0000-0x000002B436FD0000-memory.dmp

Filesize
64KB

Download
memory/1624-112-0x000002B437040000-0x000002B437050000-memory.dmp

Filesize
64KB

Download
memory/1624-122-0x000002B436FD0000-0x000002B436FE0000-memory.dmp

Filesize
64KB

Download
memory/1624-138-0x000002B436FE0000-0x000002B436FF0000-memory.dmp

Filesize
64KB

Download
memory/1624-151-0x000002B436FD0000-0x000002B436FE0000-memory.dmp

Filesize
64KB

Download
memory/1624-162-0x000002B437040000-0x000002B437050000-memory.dmp

Filesize
64KB

Download
memory/1624-161-0x000002B437030000-0x000002B437040000-memory.dmp

Filesize
64KB

Download
memory/1624-160-0x000002B437020000-0x000002B437030000-memory.dmp

Filesize
64KB

Download
memory/1624-159-0x000002B437010000-0x000002B437020000-memory.dmp

Filesize
64KB

Download
memory/1624-158-0x000002B437000000-0x000002B437010000-memory.dmp

Filesize
64KB

Download
memory/1624-157-0x000002B436FF0000-0x000002B437000000-memory.dmp

Filesize
64KB

Download
memory/1624-156-0x000002B436D00000-0x000002B436F70000-memory.dmp

Filesize
2.4MB

Download
memory/1624-150-0x000002B436FC0000-0x000002B436FD0000-memory.dmp

Filesize
64KB

Download
memory/1624-149-0x000002B436FB0000-0x000002B436FC0000-memory.dmp

Filesize
64KB

Download
memory/1624-148-0x000002B436F90000-0x000002B436FA0000-memory.dmp

Filesize
64KB

Download
memory/1624-147-0x000002B436FA0000-0x000002B436FB0000-memory.dmp

Filesize
64KB

Download
memory/1624-146-0x000002B436F80000-0x000002B436F90000-memory.dmp

Filesize
64KB

Download
memory/1624-145-0x000002B436F70000-0x000002B436F80000-memory.dmp

Filesize
64KB

Download
memory/3680-139-0x0000013D57C10000-0x0000013D57E80000-memory.dmp

Filesize
2.4MB

Download
memory/3680-166-0x0000013D57E80000-0x0000013D57E90000-memory.dmp

Filesize
64KB

Download
memory/3680-170-0x0000013D57EA0000-0x0000013D57EB0000-memory.dmp

Filesize
64KB

Download
memory/3680-169-0x0000013D57E90000-0x0000013D57EA0000-memory.dmp

Filesize
64KB

Download
memory/3680-173-0x0000013D57EB0000-0x0000013D57EC0000-memory.dmp

Filesize
64KB

Download
memory/3680-247-0x0000013D57C10000-0x0000013D57E80000-memory.dmp

Filesize
2.4MB

Download
memory/3680-250-0x0000013D57E80000-0x0000013D57E90000-memory.dmp

Filesize
64KB

Download
memory/3680-254-0x0000013D57E90000-0x0000013D57EA0000-memory.dmp

Filesize
64KB

Download
memory/3680-255-0x0000013D57EA0000-0x0000013D57EB0000-memory.dmp

Filesize
64KB

Download
memory/3680-258-0x0000013D57EB0000-0x0000013D57EC0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads