e61f3cb3513878eab639c412221959ad5a9e056bb47d6d730cb5b55ccd9152ae

Analysis

max time kernel
139s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 13:55

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General

Target

e61f3cb3513878eab639c412221959ad5a9e056bb47d6d730cb5b55ccd9152ae.xls
Size

95KB
MD5

a15567326f778883467e7dd7912d3f47
SHA1

deb2cfa75421be6cfeb3f108005a00008cc6cf51
SHA256

e61f3cb3513878eab639c412221959ad5a9e056bb47d6d730cb5b55ccd9152ae
SHA512

f4e20dfa924e6817ab7d9a454ab09feab86c5c8a373414ac6dce714bea0094361b12f0ba8d1e46ac58546b1cafb7b050c6a9865a38230caf51f2133353d14907
SSDEEP

1536:iFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgYHuS4hcTO97v7UYdEJmFx2:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg0

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://educacionsanvicentefundacion.com/iplookup/wYEInbaN/

xlm40.dropper

https://www.4monkeys.com/wp-admin/dNAuBEKo/

xlm40.dropper

http://haircutbar.com/cgi-bin/dNfEA5F/

xlm40.dropper

http://gedebey-tvradio.info/wp-includes/T0J9THbd5f2/

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	2084	2868	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2356	2868	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1608	2868	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1536	2868	regsvr32.exe	27

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	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.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
2868	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2868	EXCEL.EXE
2868	EXCEL.EXE
2868	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2084	2868	EXCEL.EXE	29
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 2356	2868	EXCEL.EXE	30
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1608	2868	EXCEL.EXE	31
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32
PID 2868 wrote to memory of 1536	2868	EXCEL.EXE	32

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\e61f3cb3513878eab639c412221959ad5a9e056bb47d6d730cb5b55ccd9152ae.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:2868
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2084
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2356
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1608
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1536

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/2868-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2868-1-0x000000007239D000-0x00000000723A8000-memory.dmp

Filesize
44KB

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memory/2868-12-0x000000007239D000-0x00000000723A8000-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