681d0986756410c466a2984772af3ac606b1052e4ab1888bf405fb4f80946367

Analysis

max time kernel
140s
max time network
145s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 17:33

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General

Target

681d0986756410c466a2984772af3ac606b1052e4ab1888bf405fb4f80946367.xls
Size

91KB
MD5

96011f4e08873f93a329299e2bc6dc7f
SHA1

d3b96baa9c1e202e78369d0ad0936aa0ad2704f1
SHA256

681d0986756410c466a2984772af3ac606b1052e4ab1888bf405fb4f80946367
SHA512

dbf95032c9277a913853dcb77d6845d7e7b49081be97924a95db5d8d265dad5aa4f14168eda1a92f815d459622203149dd6452caf75e2982fe144bbf06fed0b3
SSDEEP

1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgCbCXuZH4gb4CEn9J4ZiL5:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgp

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://helpeve.com/wp-admin/sOdeuF1c4DV2h/

xlm40.dropper

http://christplanet.com/wp-admin/maint/mtlsi/TxsAE7TAAb/

xlm40.dropper

http://www.chawkyfrenn.com/icon/LRWYSefRL7/

xlm40.dropper

http://chist.com/dir-/N5zALqqTmf/

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	2960	2108	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2872	2108	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1468	2108	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2856	2108	regsvr32.exe	29

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	EXCEL.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
2108	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2108	EXCEL.EXE
2108	EXCEL.EXE
2108	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2960	2108	EXCEL.EXE	30
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 2872	2108	EXCEL.EXE	32
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 1468	2108	EXCEL.EXE	33
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34
PID 2108 wrote to memory of 2856	2108	EXCEL.EXE	34

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\681d0986756410c466a2984772af3ac606b1052e4ab1888bf405fb4f80946367.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:2108
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2960
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2872
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1468
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2856

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/2108-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2108-1-0x0000000072C3D000-0x0000000072C48000-memory.dmp

Filesize
44KB

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memory/2108-3-0x0000000072C3D000-0x0000000072C48000-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