bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481

Analysis

max time kernel
113s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 01:21

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General

Target

bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe
Size

4.0MB
MD5

55a2312d6062e5bac6c5f62a0ee42fa2
SHA1

2271954571874366b20b329f202735959361a01c
SHA256

bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481
SHA512

f9ec8f21b68dcec5e9c8916e87a1395a84efbcac8aae67b0c8c171391ac301ea330d47fa352fdcf60db78a979e9e6c380a6ae9a526772878b5a46fc16d0c2ced
SSDEEP

98304:ylxy6buzFyyqatrjLQsf10YsOR+iI5XEcP8e:cxmR4atrYsNdx3I5Xse

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	hostcrt.exe
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe

Executes dropped EXE 2 IoCs

pid	Process
3124	hostcrt.exe
4236	RuntimeBroker.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Media Player\uk-UA\upfc.exe	hostcrt.exe
File created	C:\Program Files (x86)\Windows Media Player\uk-UA\ea1d8f6d871115	hostcrt.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CbsTemp\explorer.exe	hostcrt.exe
File created	C:\Windows\CbsTemp\7a0fd90576e088	hostcrt.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000_Classes\Local Settings	hostcrt.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe
3124	hostcrt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3124	hostcrt.exe
Token: SeDebugPrivilege	4236	RuntimeBroker.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 3780	3704	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe	85
PID 3704 wrote to memory of 3780	3704	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe	85
PID 3704 wrote to memory of 3780	3704	bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe	85
PID 3780 wrote to memory of 4964	3780	WScript.exe	92
PID 3780 wrote to memory of 4964	3780	WScript.exe	92
PID 3780 wrote to memory of 4964	3780	WScript.exe	92
PID 4964 wrote to memory of 3124	4964	cmd.exe	94
PID 4964 wrote to memory of 3124	4964	cmd.exe	94
PID 3124 wrote to memory of 2640	3124	hostcrt.exe	96
PID 3124 wrote to memory of 2640	3124	hostcrt.exe	96
PID 2640 wrote to memory of 2544	2640	cmd.exe	99
PID 2640 wrote to memory of 2544	2640	cmd.exe	99
PID 2640 wrote to memory of 1508	2640	cmd.exe	100
PID 2640 wrote to memory of 1508	2640	cmd.exe	100
PID 2640 wrote to memory of 4236	2640	cmd.exe	101
PID 2640 wrote to memory of 4236	2640	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe
"C:\Users\Admin\AppData\Local\Temp\bce94981e91d899f670e4aa9b06e51f1bbff4960751481b373c119c8373ed481.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3704
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\ProviderWebSavesNet\KzpapvVcbVWl7x3kYPCfes0ojKXptfYw4GAjwTs.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3780
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\ProviderWebSavesNet\4m3MAufDe8UYuW2ydRhKZQEREfiJBHvyHq5AIcSjywzlT6BxOyJV1br81hHR.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4964
  - - C:\ProviderWebSavesNet\hostcrt.exe
      "C:\ProviderWebSavesNet/hostcrt.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Drops file in Program Files directory
      Drops file in Windows directory
      Modifies registry class
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3124
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\ZMRpkecEeL.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2640
      - C:\Windows\system32\chcp.com
        
        chcp 65001
        6⤵
        
        PID:2544
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:1508
      - C:\Users\Default User\RuntimeBroker.exe
        
        "C:\Users\Default User\RuntimeBroker.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        
        PID:4236

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:\ProviderWebSavesNet\4m3MAufDe8UYuW2ydRhKZQEREfiJBHvyHq5AIcSjywzlT6BxOyJV1br81hHR.bat

Filesize
82B

MD5
22b3050e40cced02d2a2149a4ff4c740

SHA1
bbf5353903fecf327fefed64ea5682aa62ae6d3b

SHA256
279a77eff83aead5bc84ae074b51e9d31b582822e581ad09b96901c52c8fad5c

SHA512
3d2ca66d370e10bc13dbcc84145cc11bd524853ffc9e493be7ac26a0dcfb7253dd76def55ca3de2b4c493be412287f49da9aa074cd3cc13c072e2d7f0ddac59c

Download Submit
C:\ProviderWebSavesNet\KzpapvVcbVWl7x3kYPCfes0ojKXptfYw4GAjwTs.vbe

Filesize
257B

MD5
2da89fb4c9e3dbdb93495a409f2c4174

SHA1
d22186a88e8ebe609dad2ec8f0bb39df314114c7

SHA256
4e65e9df887312cfbf2cafc4a309eca1dc4204f2f87b9a6ed20d37eb94f15c9a

SHA512
5aa9f1d004c92c4b6ff7428cc24aaaeb5f04e668657904dd123dd1ca129c6b81c37d5efa7aa746aec52db56417da8038001ebf229ef5e2e61e12423b3b45b6b1

Download Submit
C:\ProviderWebSavesNet\hostcrt.exe

Filesize
3.7MB

MD5
88340879f7b502b0eee8f6147cdc70eb

SHA1
1510660a130fdcb57e2dcad37c16cf1a966126d8

SHA256
bcefedada15b81b6470d80824651dac64d52a568b459b6c1ade8d0dcddcf2f05

SHA512
d3518eb922315743bf16624e256a6bcc4b930723786cf34ccb40afb901c2ede1a19c0acdb21ee4c5bbda6541a2b229c16a8ad66e861230e46634f30b8d3db3ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\ZMRpkecEeL.bat

Filesize
215B

MD5
363d4547902d8f5d3f822d9d9e5debc9

SHA1
59edec73174b756c81cbbed13bb43e58112257ad

SHA256
ae8123e8c4f40e22187ca701963508592ed5997b1e5acb64e359a8cb5d9f6e67

SHA512
a70e51c22e8708cd74e09ae891db7d1633f0671418712267b0e9b235a373c643ade824362dc3309a1c3f53c4ee8f4b2706a3d78c92e3c452d5e4f5502b08bd4c

Download Submit
memory/3124-36-0x000000001BD70000-0x000000001BD82000-memory.dmp

Filesize
72KB

Download
memory/3124-42-0x000000001D180000-0x000000001D196000-memory.dmp

Filesize
88KB

Download
memory/3124-17-0x0000000001970000-0x000000000197E000-memory.dmp

Filesize
56KB

Download
memory/3124-19-0x00000000019A0000-0x00000000019BC000-memory.dmp

Filesize
112KB

Download
memory/3124-20-0x000000001BD00000-0x000000001BD50000-memory.dmp

Filesize
320KB

Download
memory/3124-22-0x0000000001980000-0x0000000001990000-memory.dmp

Filesize
64KB

Download
memory/3124-24-0x00000000033E0000-0x00000000033F8000-memory.dmp

Filesize
96KB

Download
memory/3124-26-0x0000000001990000-0x00000000019A0000-memory.dmp

Filesize
64KB

Download
memory/3124-28-0x00000000019D0000-0x00000000019E0000-memory.dmp

Filesize
64KB

Download
memory/3124-30-0x00000000033C0000-0x00000000033CE000-memory.dmp

Filesize
56KB

Download
memory/3124-32-0x00000000033D0000-0x00000000033DC000-memory.dmp

Filesize
48KB

Download
memory/3124-34-0x0000000003400000-0x000000000340E000-memory.dmp

Filesize
56KB

Download
memory/3124-13-0x0000000000D70000-0x000000000112A000-memory.dmp

Filesize
3.7MB

Download
memory/3124-38-0x0000000003410000-0x000000000341C000-memory.dmp

Filesize
48KB

Download
memory/3124-40-0x000000001BD50000-0x000000001BD60000-memory.dmp

Filesize
64KB

Download
memory/3124-15-0x0000000001D80000-0x0000000001DA6000-memory.dmp

Filesize
152KB

Download
memory/3124-44-0x000000001D1A0000-0x000000001D1B2000-memory.dmp

Filesize
72KB

Download
memory/3124-45-0x000000001D6F0000-0x000000001DC18000-memory.dmp

Filesize
5.2MB

Download
memory/3124-47-0x000000001BD60000-0x000000001BD6E000-memory.dmp

Filesize
56KB

Download
memory/3124-49-0x000000001BD90000-0x000000001BD9C000-memory.dmp

Filesize
48KB

Download
memory/3124-51-0x000000001BDA0000-0x000000001BDAC000-memory.dmp

Filesize
48KB

Download
memory/3124-53-0x000000001BDB0000-0x000000001BDC0000-memory.dmp

Filesize
64KB

Download
memory/3124-55-0x000000001D1C0000-0x000000001D1D0000-memory.dmp

Filesize
64KB

Download
memory/3124-57-0x000000001D230000-0x000000001D28A000-memory.dmp

Filesize
360KB

Download
memory/3124-59-0x000000001D1D0000-0x000000001D1DE000-memory.dmp

Filesize
56KB

Download
memory/3124-61-0x000000001D1E0000-0x000000001D1F0000-memory.dmp

Filesize
64KB

Download
memory/3124-63-0x000000001D1F0000-0x000000001D1FE000-memory.dmp

Filesize
56KB

Download
memory/3124-65-0x000000001D490000-0x000000001D4A8000-memory.dmp

Filesize
96KB

Download
memory/3124-67-0x000000001D200000-0x000000001D20C000-memory.dmp

Filesize
48KB

Download
memory/3124-69-0x000000001D500000-0x000000001D54E000-memory.dmp

Filesize
312KB

Download
memory/3124-12-0x00007FFDAE473000-0x00007FFDAE475000-memory.dmp

Filesize
8KB

Download