25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df

Analysis

max time kernel
150s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/01/2025, 01:31

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General

Target

25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
Size

637KB
MD5

0c5c673b94290adf7458e1e690d01cc9
SHA1

2f5df3a33e2c7f304e01d1d8bad98e8b86aa7f16
SHA256

25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df
SHA512

2a75442c0f32b8249c0a5fcaa326be8fa077c2e958c163a295d9f6e84a944d7489c05750417fd80df67a13833f60830cd016fe7ab47840e05b8137d5d936ef96
SSDEEP

6144:KWusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N137Am/v1:Kz7IFjvelQypyfy7z6u7+4D37Am/v1

Score

10^/10

collection credential_access discovery persistence spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
Boy12345#

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	app.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe

Executes dropped EXE 3 IoCs

pid	Process
2264	app.exe
1396	app.exe
5036	My.RawFile.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe"	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
19	checkip.dyndns.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2264 set thread context of 3928	2264	app.exe	86
PID 2264 set thread context of 5080	2264	app.exe	87

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 6 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	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	My.RawFile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
1396	app.exe
1396	app.exe
1396	app.exe
1396	app.exe
1396	app.exe
1396	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
5036	My.RawFile.exe
5036	My.RawFile.exe
5036	My.RawFile.exe
5036	My.RawFile.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe
2264	app.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
Token: SeDebugPrivilege	2264	app.exe
Token: SeDebugPrivilege	1396	app.exe
Token: SeDebugPrivilege	5036	My.RawFile.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5036	My.RawFile.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 2264	3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe	83
PID 3556 wrote to memory of 2264	3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe	83
PID 3556 wrote to memory of 2264	3556	25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe	83
PID 2264 wrote to memory of 1396	2264	app.exe	84
PID 2264 wrote to memory of 1396	2264	app.exe	84
PID 2264 wrote to memory of 1396	2264	app.exe	84
PID 2264 wrote to memory of 5036	2264	app.exe	85
PID 2264 wrote to memory of 5036	2264	app.exe	85
PID 2264 wrote to memory of 5036	2264	app.exe	85
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 3928	2264	app.exe	86
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87
PID 2264 wrote to memory of 5080	2264	app.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

C:\Users\Admin\AppData\Local\Temp\25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe
"C:\Users\Admin\AppData\Local\Temp\25ef9e300c603ac38401bcdc9154024474318a0a97201d618badc995ddeef5df.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Users\Admin\AppData\Roaming\app.exe
  "C:\Users\Admin\AppData\Roaming\app.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Users\Admin\AppData\Roaming\app.exe
    "C:\Users\Admin\AppData\Roaming\app.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1396
- - C:\Users\Admin\AppData\Roaming\My.RawFile.exe
    "C:\Users\Admin\AppData\Roaming\My.RawFile.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:5036
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3928
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

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

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\aspnet_compiler.exe.log

Filesize
20B

MD5
b3ac9d09e3a47d5fd00c37e075a70ecb

SHA1
ad14e6d0e07b00bd10d77a06d68841b20675680b

SHA256
7a23c6e7ccd8811ecdf038d3a89d5c7d68ed37324bae2d4954125d9128fa9432

SHA512
09b609ee1061205aa45b3c954efc6c1a03c8fd6b3011ff88cf2c060e19b1d7fd51ee0cb9d02a39310125f3a66aa0146261bdee3d804f472034df711bc942e316

Download Submit
C:\Users\Admin\AppData\Roaming\My.RawFile.exe

Filesize
142KB

MD5
5a733ef0de5e31e2e4b4abb016c0f251

SHA1
28644040a6deac35c20fa931b5d003a97293363e

SHA256
a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7

SHA512
9d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9

Download Submit
C:\Users\Admin\AppData\Roaming\app.exe

Filesize
645KB

MD5
da75687991813ba7eb825d4d473fcc88

SHA1
6c626b8c11b0e21c6ae160cd6dc5e542bb9641ac

SHA256
ebf2b5e43f1693a7f66ef49075692a9bab69cf0e631727c364810c62c259d326

SHA512
110fcf02a235afaf4acbc0a9a1c613317cf051aa36ed98f64f489dba11238e423b4f714da4e90f2c58eaba9c29904f93e735d764434d041a9faa728ab9ee2fc4

Download Submit
memory/1396-61-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1396-60-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1396-37-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/1396-36-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/2264-38-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/2264-34-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/2264-59-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/2264-31-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/2264-33-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-18-0x0000000074D02000-0x0000000074D03000-memory.dmp

Filesize
4KB

Download
memory/3556-19-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-20-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-0-0x0000000074D02000-0x0000000074D03000-memory.dmp

Filesize
4KB

Download
memory/3556-6-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-5-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-32-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-2-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3556-1-0x0000000074D00000-0x00000000752B1000-memory.dmp

Filesize
5.7MB

Download
memory/3928-53-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download