0988002a8d16362c3541fc1abe1e7e0f2e2c2ff1a48299790a1ee5c83d4d5900

Analysis

max time kernel
142s
max time network
144s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:38

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General

Target

0988002a8d16362c3541fc1abe1e7e0f2e2c2ff1a48299790a1ee5c83d4d5900.xls
Size

217KB
MD5

d77a42fe35ac661116b46a4e261f9a09
SHA1

9651e749c24ba6d59bc44c6b5247f3c20be7f22a
SHA256

0988002a8d16362c3541fc1abe1e7e0f2e2c2ff1a48299790a1ee5c83d4d5900
SHA512

fe9b781656d170b86ce01818c4b4d4799393369f32e9f14c68144ea54c94771616b1088c2eca30c344d668611d8b56aa84aa58259c5a87237e1743577a3aa359
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQm7pnT:1bGUMVWlbZ

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://app.clubdedocentes.com/storage/DCcq9ekgH99sI/

xlm40.dropper

http://linhkiendoc.com/app/payments/qoy5JqpLqrbsKl/

xlm40.dropper

http://sourcecool.com/throng/iOD/

xlm40.dropper

http://www.stickers-et-deco.com/Adapter/lYw/

Signatures

Process spawned unexpected child process 4 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2692	2848	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2808	2848	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	3040	2848	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1776	2848	regsvr32.exe	30

System Location Discovery: System Language Discovery 1 TTPs 5 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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2848	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2848	EXCEL.EXE
2848	EXCEL.EXE
2848	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2692	2848	EXCEL.EXE	31
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 2808	2848	EXCEL.EXE	32
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 3040	2848	EXCEL.EXE	34
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35
PID 2848 wrote to memory of 1776	2848	EXCEL.EXE	35

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\0988002a8d16362c3541fc1abe1e7e0f2e2c2ff1a48299790a1ee5c83d4d5900.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2692
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2808
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3040
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1776

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2848-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2848-1-0x000000007227D000-0x0000000072288000-memory.dmp

Filesize
44KB

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memory/2848-18-0x000000007227D000-0x0000000072288000-memory.dmp

Filesize
44KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads