a529926c888fbc85720ba0acdfe3ae0c78ee760e5203726217cdb9288c219944

Analysis

max time kernel
103s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23-07-2024 22:56

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General

Target

1abb7eece5f589845b70b427ce6be4f0N.exe
Size

377KB
MD5

1abb7eece5f589845b70b427ce6be4f0
SHA1

fdcf7b665f8ac8b6c457468ed3ad66d316ea636a
SHA256

a529926c888fbc85720ba0acdfe3ae0c78ee760e5203726217cdb9288c219944
SHA512

1a12e0db904ff3eb6c3d416dae1b996b50d01d2f5807c2e8dafa6e27b3e5ce57bc1d2d783120e768d7f9a7dade55ec2a5b0da1624f7c2a39f4ae45867f700831
SSDEEP

6144:r4cne2GYFfQ36/mG0B9Wm44ardkne9WJJp1DK63caI7FcqbyP7UtBdTO3LmoS:r4ceKFfJmGYxAkne9W3f1AGvM8yoS

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1736	lD06509NaKkM06509.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5064-0-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/5064-8-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/files/0x00070000000234ae-13.dat	upx
behavioral2/memory/1736-14-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/5064-16-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/5064-17-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/1736-18-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/1736-24-0x0000000000400000-0x00000000004CD000-memory.dmp	upx
behavioral2/memory/1736-28-0x0000000000400000-0x00000000004CD000-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-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\lD06509NaKkM06509 = "C:\\ProgramData\\lD06509NaKkM06509\\lD06509NaKkM06509.exe"	lD06509NaKkM06509.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	lD06509NaKkM06509.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1abb7eece5f589845b70b427ce6be4f0N.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5064	1abb7eece5f589845b70b427ce6be4f0N.exe
5064	1abb7eece5f589845b70b427ce6be4f0N.exe
1736	lD06509NaKkM06509.exe
1736	lD06509NaKkM06509.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5064	1abb7eece5f589845b70b427ce6be4f0N.exe
Token: SeDebugPrivilege	1736	lD06509NaKkM06509.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 1736	5064	1abb7eece5f589845b70b427ce6be4f0N.exe	85
PID 5064 wrote to memory of 1736	5064	1abb7eece5f589845b70b427ce6be4f0N.exe	85
PID 5064 wrote to memory of 1736	5064	1abb7eece5f589845b70b427ce6be4f0N.exe	85

C:\Users\Admin\AppData\Local\Temp\1abb7eece5f589845b70b427ce6be4f0N.exe
"C:\Users\Admin\AppData\Local\Temp\1abb7eece5f589845b70b427ce6be4f0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5064
- C:\ProgramData\lD06509NaKkM06509\lD06509NaKkM06509.exe
  "C:\ProgramData\lD06509NaKkM06509\lD06509NaKkM06509.exe" "C:\Users\Admin\AppData\Local\Temp\1abb7eece5f589845b70b427ce6be4f0N.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1736

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\lD06509NaKkM06509\lD06509NaKkM06509.exe

Filesize
377KB

MD5
6cfd9d366359218a9bee3f30f8181bb2

SHA1
9d23d3ee98f35c171a30cf6d3d9ca0d3fa297967

SHA256
c490f45a7b7f18e1ad06084ec6154cf3a9e191e47304f2eb9f50d943d9ea69b0

SHA512
41d2ce13b88890978471454029115a82bad69eb4297bd717dad4dc67f1bdcb4209131864bce35cbeaed35024064317b0eec3e25466bc7c8d0f59a4756d08e1f4

Download Submit
memory/1736-14-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/1736-18-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/1736-24-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/1736-28-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/5064-0-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/5064-1-0x0000000000B10000-0x0000000000BB5000-memory.dmp

Filesize
660KB

Download
memory/5064-2-0x00000000006B0000-0x0000000000703000-memory.dmp

Filesize
332KB

Download
memory/5064-8-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/5064-16-0x0000000000400000-0x00000000004CD000-memory.dmp

Filesize
820KB

Download
memory/5064-17-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download