ecde4954ce5a3bf8bf76b66005218084f670b6406d276e58688523e7b10d9b0f

Analysis

max time kernel
117s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

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

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General

Target

ecde4954ce5a3bf8bf76b66005218084f670b6406d276e58688523e7b10d9b0f.xls
Size

91KB
MD5

24c9471ef8ca7f4acfbac2ba476cb479
SHA1

31ee92bfd42e2c9e675726f215d7e08fb9561d3c
SHA256

ecde4954ce5a3bf8bf76b66005218084f670b6406d276e58688523e7b10d9b0f
SHA512

fb9c29d1126eb8e940ceca0f49142840aec14ba2b3bfae7427f92ddfbfccb8e5fd7de29869f3664c8666d5e40dd6b48d9d91ed7fcd05b7e7f59fc1572d711f04
SSDEEP

1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zmcvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/

xlm40.dropper

http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/

xlm40.dropper

http://royreid.co.uk/wp-content/dCwG/

xlm40.dropper

https://cs.com.sg/admin/a1lR5wu/

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	1732	2736	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2592	2736	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2428	2736	regsvr32.exe	27
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1000	2736	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	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
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
2736	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 1732	2736	EXCEL.EXE	29
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2592	2736	EXCEL.EXE	30
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 2428	2736	EXCEL.EXE	31
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	EXCEL.EXE	34
PID 2736 wrote to memory of 1000	2736	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\ecde4954ce5a3bf8bf76b66005218084f670b6406d276e58688523e7b10d9b0f.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:2736
- 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:1732
- 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:2592
- 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:2428
- 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:1000

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/2736-1-0x000000007201D000-0x0000000072028000-memory.dmp

Filesize
44KB

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memory/2736-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2736-2-0x000000007201D000-0x0000000072028000-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