683cba8eb71ef8ddda7600f75840f5c730437fcca7a49c6db2b00fe2355bb3cb

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 11:43

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General

Target

ad636ede6fe33a1196a5c673cf47c780N.exe
Size

476KB
MD5

ad636ede6fe33a1196a5c673cf47c780
SHA1

1581c82cd252da181b91bcc497a2d75da705155c
SHA256

683cba8eb71ef8ddda7600f75840f5c730437fcca7a49c6db2b00fe2355bb3cb
SHA512

a7d477da515e6757c97631294eba5f721f493181b7b7c04a4a14d360daa5c00784c5339ed3fcf8961a48b9f5729bf8b51ce9c1598073520d527fc7cfeadfd179
SSDEEP

3072:Jin8r+coP2W0XgEU5IuY2R8FD8edLhb9x4CuSqhAp08FkGRnNrdf45AjqKnoem:23P0KPsvKhAp081nNVjqKoe

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
11536	JREUPD7.exe
53756	JREUPD7.exe

Loads dropped DLL 5 IoCs

pid	Process
11328	ad636ede6fe33a1196a5c673cf47c780N.exe
11328	ad636ede6fe33a1196a5c673cf47c780N.exe
11328	ad636ede6fe33a1196a5c673cf47c780N.exe
11328	ad636ede6fe33a1196a5c673cf47c780N.exe
11328	ad636ede6fe33a1196a5c673cf47c780N.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/11328-26758-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-26756-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-26755-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-26752-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-26750-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-26801-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/11328-53535-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/53756-53539-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\JREsp7 = "C:\\Users\\Admin\\AppData\\Roaming\\SunJavaJREupdate7\\JREUPD7.exe"	reg.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 11536 set thread context of 53756	11536	JREUPD7.exe	34
PID 11536 set thread context of 53928	11536	JREUPD7.exe	35

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JREUPD7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JREUPD7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ad636ede6fe33a1196a5c673cf47c780N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ad636ede6fe33a1196a5c673cf47c780N.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe
Token: SeDebugPrivilege	53756	JREUPD7.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2052	ad636ede6fe33a1196a5c673cf47c780N.exe
11328	ad636ede6fe33a1196a5c673cf47c780N.exe
11536	JREUPD7.exe
53756	JREUPD7.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 2052 wrote to memory of 11328	2052	ad636ede6fe33a1196a5c673cf47c780N.exe	29
PID 11328 wrote to memory of 11456	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	30
PID 11328 wrote to memory of 11456	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	30
PID 11328 wrote to memory of 11456	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	30
PID 11328 wrote to memory of 11456	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	30
PID 11456 wrote to memory of 11512	11456	cmd.exe	32
PID 11456 wrote to memory of 11512	11456	cmd.exe	32
PID 11456 wrote to memory of 11512	11456	cmd.exe	32
PID 11456 wrote to memory of 11512	11456	cmd.exe	32
PID 11328 wrote to memory of 11536	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	33
PID 11328 wrote to memory of 11536	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	33
PID 11328 wrote to memory of 11536	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	33
PID 11328 wrote to memory of 11536	11328	ad636ede6fe33a1196a5c673cf47c780N.exe	33
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53756	11536	JREUPD7.exe	34
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35
PID 11536 wrote to memory of 53928	11536	JREUPD7.exe	35

C:\Users\Admin\AppData\Local\Temp\ad636ede6fe33a1196a5c673cf47c780N.exe
"C:\Users\Admin\AppData\Local\Temp\ad636ede6fe33a1196a5c673cf47c780N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Users\Admin\AppData\Local\Temp\ad636ede6fe33a1196a5c673cf47c780N.exe
  "C:\Users\Admin\AppData\Local\Temp\ad636ede6fe33a1196a5c673cf47c780N.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:11328
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\FKXGH.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:11456
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "JREsp7" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe" /f
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:11512
- - C:\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe
    "C:\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:11536
  - - C:\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe
      "C:\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:53756
  - - C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      4⤵
      PID:53928

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\FKXGH.bat

Filesize
153B

MD5
a5ab6d6b7f03c59f02ebde6e2834fe42

SHA1
567e8e08dcb41c365116e5806676d89e2b9f522a

SHA256
2dfac769e0e863a3f534444566bbc908edb7fed1981feed55a8f402cc7a3e506

SHA512
271f94ed4f69eb40012e26aae164a0332bc3695d08f119e82096a4a14e15631e8a6ee7c8095d047ba5e2ae03e364c010b873a5f3191ab88a835ae2227ddc30bd

Download Submit
\Users\Admin\AppData\Roaming\SunJavaJREupdate7\JREUPD7.exe

Filesize
476KB

MD5
b6596ec7a87e76d17af71d0c2dfd528f

SHA1
2e6bae56ecdbafd15653167a0348660e147e5d11

SHA256
17a2471444be7b026ed9de4696079881ccad3ae1ee9e7c95a20c20e33300292c

SHA512
1d383fdc2c5224787b2b0840fce472345ee21c1fdd129696ad7935da6e3ae3a294ac48ba5d4d64e2812e7b8685f9a5b39039cb9364e8cf4ebcdf83c5afa8f049

Download Submit
memory/2052-99-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/2052-2-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/11328-26756-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26754-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/11328-26752-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26750-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26748-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26755-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26758-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-26801-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/11328-53535-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/53756-53539-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads