3e8d98d5d75618970deccaeeae5e39123263ff22db1ae594b08dd4109828c7d1

Resubmissions

21-08-2024 01:30

240821-bw3pdsxcnq 10

21-08-2024 01:25

240821-bs432sxbjp 10

Analysis

max time kernel
55s
max time network
61s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 01:25

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General

Target

dc/7.exe
Size

2.9MB
MD5

2d30843580eaf66546af1ad6c04338ed
SHA1

5f6df14f8adc05f4feb3e26c3e851ef68813828b
SHA256

7858ed8f2d48186ed0f85b362af8f76065b88662ad20d7e0b393115898ca9972
SHA512

5928280c4f5bc5b3fab24a971552b1b747cccb6cec2939c6908fd927074e0c93e0ebf2c60918b01b98f78ee750abe2491d34bc3242bf9c9f2a003b8a62fd5af5
SSDEEP

49152:IBJW0o4UO9a9j1KgfUh8O/2g5BxxFbUCKyjYmOCXSEUahZn:y40oqURKgfU6O/vV7ZjYmLtUKn

Score

9^/10

credential_access discovery spyware stealer

Malware Config

Signatures

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	ReviewruntimecrtMonitor.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	7.exe

Executes dropped EXE 2 IoCs

pid	Process
2628	ReviewruntimecrtMonitor.exe
4260	ReviewruntimecrtMonitor.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Drops file in Program Files directory 6 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Internet Explorer\sysmon.exe	ReviewruntimecrtMonitor.exe
File opened for modification	C:\Program Files (x86)\Internet Explorer\sysmon.exe	ReviewruntimecrtMonitor.exe
File created	C:\Program Files (x86)\Internet Explorer\121e5b5079f7c0	ReviewruntimecrtMonitor.exe
File created	C:\Program Files (x86)\MSBuild\Microsoft\System.exe	ReviewruntimecrtMonitor.exe
File created	C:\Program Files (x86)\MSBuild\Microsoft\27d1bcfc3c54e0	ReviewruntimecrtMonitor.exe
File created	C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_neutral_~_8wekyb3d8bbwe\RuntimeBroker.exe	ReviewruntimecrtMonitor.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\DigitalLocker\en-US\conhost.exe	ReviewruntimecrtMonitor.exe
File created	C:\Windows\DigitalLocker\en-US\088424020bedd6	ReviewruntimecrtMonitor.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	7.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-1-5-21-2718105630-359604950-2820636825-1000_Classes\Local Settings	ReviewruntimecrtMonitor.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000_Classes\Local Settings	7.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe
2628	ReviewruntimecrtMonitor.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2628	ReviewruntimecrtMonitor.exe
Token: SeDebugPrivilege	4260	ReviewruntimecrtMonitor.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3244 wrote to memory of 1988	3244	7.exe	87
PID 3244 wrote to memory of 1988	3244	7.exe	87
PID 3244 wrote to memory of 1988	3244	7.exe	87
PID 1988 wrote to memory of 844	1988	WScript.exe	94
PID 1988 wrote to memory of 844	1988	WScript.exe	94
PID 1988 wrote to memory of 844	1988	WScript.exe	94
PID 844 wrote to memory of 2628	844	cmd.exe	96
PID 844 wrote to memory of 2628	844	cmd.exe	96
PID 2628 wrote to memory of 1776	2628	ReviewruntimecrtMonitor.exe	99
PID 2628 wrote to memory of 1776	2628	ReviewruntimecrtMonitor.exe	99
PID 1776 wrote to memory of 1272	1776	cmd.exe	101
PID 1776 wrote to memory of 1272	1776	cmd.exe	101
PID 1776 wrote to memory of 5016	1776	cmd.exe	102
PID 1776 wrote to memory of 5016	1776	cmd.exe	102
PID 1776 wrote to memory of 4260	1776	cmd.exe	103
PID 1776 wrote to memory of 4260	1776	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\dc\7.exe
"C:\Users\Admin\AppData\Local\Temp\dc\7.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3244
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\surrogateReviewSavesInto\2koUrfrYMr2wwQKU0gavGBjQcbhiNOVFgYGTAHdJpArKL.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\surrogateReviewSavesInto\tePICVgSNO7wHQQGva4B9FuQRLFKyWUGoO7RllT3qr3.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:844
  - - C:\surrogateReviewSavesInto\ReviewruntimecrtMonitor.exe
      "C:\surrogateReviewSavesInto/ReviewruntimecrtMonitor.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:2628
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\m7ncxKBIvk.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1776
      - C:\Windows\system32\chcp.com
        
        chcp 65001
        6⤵
        
        PID:1272
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:5016
      - C:\surrogateReviewSavesInto\ReviewruntimecrtMonitor.exe
        
        "C:\surrogateReviewSavesInto\ReviewruntimecrtMonitor.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        
        PID:4260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\ReviewruntimecrtMonitor.exe.log

Filesize
1KB

MD5
e7d1b1fa2f25e3dfa86cc7723a4e62fc

SHA1
d3e0ccb2a21a12bd9f94c23c9a4a1c0522d1cae7

SHA256
e77d74ba620116426b7c14188b82ee167a5f53d27d63d9e3b4e290a10b795131

SHA512
7c7a43eb032a9a804cd1262bae52e1a7f8552dd3f572761cb56ff00556acf5fcf1c3476494e5b6fbd5e50304a3b72c3a5edb0d7251deb25905a661fc45280d8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\m7ncxKBIvk.bat

Filesize
231B

MD5
83fa300e37146061c7f719b411476a9c

SHA1
245e38196e5d9393f7cf86c01c01308619480053

SHA256
fa424eb261e0b5c6d0d5fd08b6a4a9fa545cb3663e027cd9553e98ecd4e32619

SHA512
21a94e6ed831d8478367861c78b8312d78ba4c3dcb1fd527c56369d0b6d1524bb9d62ba631f0a25d22125e071818712190a887d05ef16bc97e9c2663dabd8884

Download Submit
C:\surrogateReviewSavesInto\2koUrfrYMr2wwQKU0gavGBjQcbhiNOVFgYGTAHdJpArKL.vbe

Filesize
245B

MD5
6763e284a76e353cffeadf40ebb178d0

SHA1
8b11f3373f7f91b21c768a0be1fed66958835cae

SHA256
3688b150a61144e4151f25b7d83f11a78b4ebc333a37739ab044c47e4c76076d

SHA512
4e2bc65260890f7f4890c9c6cfffdb44ca284f6ba76a87024c27df67a05a8d189dc68f794c5de4f22647ec705c60b9ac7c9c4c8f367133409da39a28957b353c

Download Submit
C:\surrogateReviewSavesInto\ReviewruntimecrtMonitor.exe

Filesize
2.6MB

MD5
9834782f39369b13e037a3ce0a46bf67

SHA1
278e47aef427299474d2f3b7f4b611e2df9a90a3

SHA256
b32f579f0d269a6401b76a776321414e266ba08e75c164886ae4848797c7434c

SHA512
f5b3051c86b7dc2ddbdc2e05d371d1687049c7c96aad0caf12b2639bbe4778f38d7ab39919e0ff650f21d091ddd05232e9de548da95c73800fcd3110262af7d2

Download Submit
C:\surrogateReviewSavesInto\tePICVgSNO7wHQQGva4B9FuQRLFKyWUGoO7RllT3qr3.bat

Filesize
110B

MD5
dc644a648c131afd820e690f5ff6c730

SHA1
b38d9f909adca78b01436f817d2620cc2b30a374

SHA256
f51e0c769642ad7f808342651263e7d7423c8cea4b36a055b04376df214c024f

SHA512
d3b32f7a304599fd759ca51eaddac223442b6f6288199e774e33e9bdc1573f623bf8305e639102c23cd87ee1c04692b63751c66f061d359ff57e5616383fafa5

Download Submit
memory/2628-24-0x0000000003410000-0x0000000003420000-memory.dmp

Filesize
64KB

Download
memory/2628-31-0x000000001C910000-0x000000001CE38000-memory.dmp

Filesize
5.2MB

Download
memory/2628-18-0x000000001C370000-0x000000001C3C0000-memory.dmp

Filesize
320KB

Download
memory/2628-20-0x000000001BDD0000-0x000000001BDE8000-memory.dmp

Filesize
96KB

Download
memory/2628-22-0x0000000001B50000-0x0000000001B60000-memory.dmp

Filesize
64KB

Download
memory/2628-15-0x0000000001930000-0x000000000193E000-memory.dmp

Filesize
56KB

Download
memory/2628-26-0x000000001C320000-0x000000001C332000-memory.dmp

Filesize
72KB

Download
memory/2628-28-0x000000001C340000-0x000000001C356000-memory.dmp

Filesize
88KB

Download
memory/2628-30-0x000000001C3C0000-0x000000001C3D2000-memory.dmp

Filesize
72KB

Download
memory/2628-17-0x000000001BD90000-0x000000001BDAC000-memory.dmp

Filesize
112KB

Download
memory/2628-33-0x0000000003420000-0x0000000003430000-memory.dmp

Filesize
64KB

Download
memory/2628-35-0x000000001C440000-0x000000001C49A000-memory.dmp

Filesize
360KB

Download
memory/2628-37-0x000000001BDB0000-0x000000001BDC0000-memory.dmp

Filesize
64KB

Download
memory/2628-39-0x000000001BDF0000-0x000000001BDFC000-memory.dmp

Filesize
48KB

Download
memory/2628-56-0x000000001C7E0000-0x000000001C889000-memory.dmp

Filesize
676KB

Download
memory/2628-13-0x0000000000FC0000-0x0000000001262000-memory.dmp

Filesize
2.6MB

Download
memory/2628-12-0x00007FFBC5753000-0x00007FFBC5755000-memory.dmp

Filesize
8KB

Download
memory/4260-72-0x000000001C970000-0x000000001CA19000-memory.dmp

Filesize
676KB

Download