3102c50fddd6bbc1e5c8e90f91fb984327f0bdb71343c4febc1b07d62351bcfe

Analysis

max time kernel
140s
max time network
141s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 21:15

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General

Target

3102c50fddd6bbc1e5c8e90f91fb984327f0bdb71343c4febc1b07d62351bcfe.xls
Size

95KB
MD5

18ccf9783c4ce2ac723bfe40459e29ef
SHA1

9b55316fb9e9e46bb55eca462c1d862dceb6a97f
SHA256

3102c50fddd6bbc1e5c8e90f91fb984327f0bdb71343c4febc1b07d62351bcfe
SHA512

055f2cc3961597a051e719473ad1592451235fa11a4179db5113eed7f11d36f8e35c2b97ca50851f2be2178f5af0bb2b8e36b37597125847933fc3de39c00f01
SSDEEP

1536:UkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgNHuS4hcTO97v7UYdEJmt:bKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgQ

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://fikti.bem.gunadarma.ac.id/SDM/YH8OJ1Zz8miBX/

xlm40.dropper

http://ebuysa.co.za/yt-assets/yZ30/

xlm40.dropper

http://3dstudioa.com.br/files/1ubPAB/

xlm40.dropper

http://boardmart.co.za/images/DvMHPbTLn/

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	2744	2112	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2724	2112	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	3016	2112	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2624	2112	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	EXCEL.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

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
2112	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2112	EXCEL.EXE
2112	EXCEL.EXE
2112	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2744	2112	EXCEL.EXE	31
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 2724	2112	EXCEL.EXE	32
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 3016	2112	EXCEL.EXE	33
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	EXCEL.EXE	35
PID 2112 wrote to memory of 2624	2112	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\3102c50fddd6bbc1e5c8e90f91fb984327f0bdb71343c4febc1b07d62351bcfe.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:2112
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2744
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2724
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3016
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2624

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/2112-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2112-1-0x000000007275D000-0x0000000072768000-memory.dmp

Filesize
44KB

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memory/2112-15-0x000000007275D000-0x0000000072768000-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