fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e

Analysis

max time kernel
134s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 03:54

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General

Target

fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
Size

4.7MB
MD5

3be4e1013e2499dd81c85fc95dfdd1a9
SHA1

e2c9f420fc388ad164f8ce7095dadfeff1598f57
SHA256

fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e
SHA512

f31c5e814e0e30147ddaf10f5ef3e9b22c0574e9d1cc83e9840ef8d9e4539e21fcf5b9e608f30a693832af476c77c1ea2883b87d7e42a7e6416985415cd90225
SSDEEP

98304:aR3Qw1y8tYfW5nySnFrGs7kIzfy2WQpf4gtWy:2N1y8tp5n5FrG4jzHW3gH

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe = "11000"	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
4244	fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe

C:\Users\Admin\AppData\Local\Temp\fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe
"C:\Users\Admin\AppData\Local\Temp\fee693efbf27669c8107b25e0596559aeb1b575b5d92b3dbf2642a260aff239e.exe"
1⤵
- Drops desktop.ini file(s)
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Desktop\desktop.ini

Filesize
282B

MD5
9e36cc3537ee9ee1e3b10fa4e761045b

SHA1
7726f55012e1e26cc762c9982e7c6c54ca7bb303

SHA256
4b9d687ac625690fd026ed4b236dad1cac90ef69e7ad256cc42766a065b50026

SHA512
5f92493c533d3add10b4ce2a364624817ebd10e32daa45ee16593e913073602db5e339430a3f7d2c44abf250e96ca4e679f1f09f8ca807d58a47cf3d5c9c3790

Download Submit
memory/4244-0-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/4244-31-0x0000000010000000-0x0000000010102000-memory.dmp

Filesize
1.0MB

Download
memory/4244-34-0x0000000010000000-0x0000000010102000-memory.dmp

Filesize
1.0MB

Download
memory/4244-36-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/4244-35-0x0000000000400000-0x00000000005A2000-memory.dmp

Filesize
1.6MB

Download
memory/4244-37-0x0000000010000000-0x0000000010102000-memory.dmp

Filesize
1.0MB

Download
memory/4244-39-0x0000000000400000-0x00000000005A2000-memory.dmp

Filesize
1.6MB

Download
memory/4244-40-0x0000000010000000-0x0000000010102000-memory.dmp

Filesize
1.0MB

Download