b8e91461d8d0db828a63eee57785437e8a0f2e939c2f576e1f5569917e6a348b

Analysis

max time kernel
60s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-12-2024 21:18

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General

Target

b8e91461d8d0db828a63eee57785437e8a0f2e939c2f576e1f5569917e6a348b.xls
Size

192KB
MD5

a0d948d0fbf62f7e4b6e54892a49ccf6
SHA1

151f7cc6960406e3ce9d3579c483e820daa074f2
SHA256

b8e91461d8d0db828a63eee57785437e8a0f2e939c2f576e1f5569917e6a348b
SHA512

3cec3d407ee2146f931f64114d545e00ef5d81a9cfbe44fca8e5822d20efa71c77eda92750fff277a26d7314da92e4b272642eda74ac4ea62b9435ff23860e72
SSDEEP

3072:brxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAq3OLFyhxTchWwaZYwP+1oVET5K8lsq/:/xEtjPOtioVjDGUU1qfDlavx+W2QnAqE

Score

10^/10

discovery

Malware Config

Signatures

Process spawned unexpected child process 1 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	3044	2216	WScript.exe	29

Blocklisted process makes network request 1 IoCs

flow	pid	Process
10	3044	WScript.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE

Office loads VBA resources, possible macro or embedded object present

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
2216	EXCEL.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2216	EXCEL.EXE
2216	EXCEL.EXE
2216	EXCEL.EXE
2216	EXCEL.EXE
2216	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3044	2216	EXCEL.EXE	30
PID 2216 wrote to memory of 3044	2216	EXCEL.EXE	30
PID 2216 wrote to memory of 3044	2216	EXCEL.EXE	30
PID 2216 wrote to memory of 3044	2216	EXCEL.EXE	30

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\b8e91461d8d0db828a63eee57785437e8a0f2e939c2f576e1f5569917e6a348b.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:2216
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\PFLLTU.vbs"
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:3044

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\PFLLTU.vbs

Filesize
10KB

MD5
087bcef76143b81090deef4ee4679995

SHA1
6ebd4fd212d0583157ae03bb0eb5841c53e281fc

SHA256
87334eb3f39cffdfeed453f67a7c338fe378b75c49946451ca1a0e4e151bba00

SHA512
b2f93705760d4d1cf5fe0ac354100916d16b6c4fd62117254238a600aabe6257fc791f1ce498bd2d0cfdd47e19f304dc5a68a06b7958658f34859afaa582ed4d

Download Submit
memory/2216-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2216-1-0x00000000720DD000-0x00000000720E8000-memory.dmp

Filesize
44KB

Download
memory/2216-6-0x0000000006740000-0x0000000006840000-memory.dmp

Filesize
1024KB

Download
memory/2216-10-0x0000000006740000-0x0000000006840000-memory.dmp

Filesize
1024KB

Download
memory/2216-9-0x0000000006740000-0x0000000006840000-memory.dmp

Filesize
1024KB

Download
memory/2216-31-0x00000000720DD000-0x00000000720E8000-memory.dmp

Filesize
44KB

Download
memory/2216-32-0x0000000006740000-0x0000000006840000-memory.dmp

Filesize
1024KB

Download
memory/2216-33-0x0000000006740000-0x0000000006840000-memory.dmp

Filesize
1024KB

Download