9f8e26376c8d109e1e97d64f976b4f369f0977679607edcc86b4c31e5915cb30

Analysis

max time kernel
132s
max time network
141s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10/07/2024, 04:39

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General

Target

Exe4J windows 4.0 [h33t][SweetHeart].exe
Size

5.1MB
MD5

1b9eb0ae845e6315fe9eb8a4a961df22
SHA1

189c27ea2ae00a02c46d0244761ee35934d6c0c8
SHA256

bc2c5bd5404e578fa53280995efd9ae1f51c31250f871b5185f094c2701f9cc1
SHA512

dc02a002a010de274356e98dc92beafd87e0998f4e43c5e9ce29bbef73894584468fcef975735946de9c99ed5c5c09afee137a78e962486de6190d8d130cff6c
SSDEEP

3072:3+0rrRzp7kgkORECfPo9L5iD3PaJbn7mQkggqeKSSbWXI:3pRzNkgrRJD3PaJnmQkkh

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	javaupdate_KBD12S.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe = "C:\\Users\\Admin\\AppData\\Roaming\\javaupdate_KBD12S.exe:*:Enabled:"	javaupdate_KBD12S.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2p7z40ox-xGAG-FZXY-KuYb-QY0orPj1AUrc}	Exe4J windows 4.0 [h33t][SweetHeart].exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{2p7z40ox-xGAG-FZXY-KuYb-QY0orPj1AUrc}\SzokEtZa1L8A2xO = "\"C:\\Users\\Admin\\AppData\\Roaming\\javaupdate_KBD12S.exe\" /ActiveX"	Exe4J windows 4.0 [h33t][SweetHeart].exe

Executes dropped EXE 2 IoCs

pid	Process
2936	javaupdate_KBD12S.exe
2880	javaupdate_KBD12S.exe

Loads dropped DLL 8 IoCs

pid	Process
2868	Exe4J windows 4.0 [h33t][SweetHeart].exe
2936	javaupdate_KBD12S.exe
2936	javaupdate_KBD12S.exe
2936	javaupdate_KBD12S.exe
2936	javaupdate_KBD12S.exe
2880	javaupdate_KBD12S.exe
2880	javaupdate_KBD12S.exe
2880	javaupdate_KBD12S.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2868-6-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-3-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-2-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-10-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-11-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-12-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-9-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2868-19-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2880-34-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2880-39-0x0000000054350000-0x000000005437D000-memory.dmp	upx
behavioral1/memory/2880-38-0x0000000054350000-0x000000005437D000-memory.dmp	upx

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\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\SzokEtZa1L8A2xO = "C:\\Users\\Admin\\AppData\\Roaming\\javaupdate_KBD12S.exe"	Exe4J windows 4.0 [h33t][SweetHeart].exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SzokEtZa1L8A2xO = "C:\\Users\\Admin\\AppData\\Roaming\\javaupdate_KBD12S.exe"	Exe4J windows 4.0 [h33t][SweetHeart].exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2716 set thread context of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2936 set thread context of 2880	2936	javaupdate_KBD12S.exe	32

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2716 wrote to memory of 2868	2716	Exe4J windows 4.0 [h33t][SweetHeart].exe	30
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2868 wrote to memory of 2936	2868	Exe4J windows 4.0 [h33t][SweetHeart].exe	31
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32
PID 2936 wrote to memory of 2880	2936	javaupdate_KBD12S.exe	32

C:\Users\Admin\AppData\Local\Temp\Exe4J windows 4.0 [h33t][SweetHeart].exe
"C:\Users\Admin\AppData\Local\Temp\Exe4J windows 4.0 [h33t][SweetHeart].exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Users\Admin\AppData\Local\Temp\Exe4J windows 4.0 [h33t][SweetHeart].exe
  "C:\Users\Admin\AppData\Local\Temp\Exe4J windows 4.0 [h33t][SweetHeart].exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe
    "C:\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2936
  - - C:\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe
      "C:\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe"
      4⤵
      Modifies firewall policy service
      Executes dropped EXE
      Loads dropped DLL
      PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\javaupdate_KBD12S.exe

Filesize
5.1MB

MD5
1b9eb0ae845e6315fe9eb8a4a961df22

SHA1
189c27ea2ae00a02c46d0244761ee35934d6c0c8

SHA256
bc2c5bd5404e578fa53280995efd9ae1f51c31250f871b5185f094c2701f9cc1

SHA512
dc02a002a010de274356e98dc92beafd87e0998f4e43c5e9ce29bbef73894584468fcef975735946de9c99ed5c5c09afee137a78e962486de6190d8d130cff6c

Download Submit
memory/2716-0-0x0000000073D22000-0x0000000073D24000-memory.dmp

Filesize
8KB

Download
memory/2868-10-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2868-3-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-2-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-6-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-11-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-12-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-9-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-1-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2868-19-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2880-34-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2880-39-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download
memory/2880-38-0x0000000054350000-0x000000005437D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads