3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 01:22

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General

Target

3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
Size

700KB
MD5

9b2fa9859a66e72916fcea74c7d49661
SHA1

1b2508f919a99cf8b0a39f151ecfd3a2b7d9eb74
SHA256

3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34
SHA512

30f137cc41be9e4a727bd45f44f07069c221d1517bd9f00f976832071b22d4de64684ebb21fc51fcfc879970e3565ba48448a0faf9ca23028a1797fdcec9eea9
SSDEEP

6144:MWusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N1vbAj:Mz7IFjvelQypyfy7z6u7+4DvbAj

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

Executes dropped EXE 3 IoCs

pid	Process
2672	app.exe
2448	app.exe
1864	My.RawFile.exe

Loads dropped DLL 3 IoCs

pid	Process
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
2672	app.exe
2672	app.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe"	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2672 set thread context of 2036	2672	app.exe	32
PID 2672 set thread context of 1508	2672	app.exe	31

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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2448	app.exe
2448	app.exe
2448	app.exe
2448	app.exe
2448	app.exe
2448	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
1864	My.RawFile.exe
1864	My.RawFile.exe
1864	My.RawFile.exe
1864	My.RawFile.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe
2672	app.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
Token: SeDebugPrivilege	2672	app.exe
Token: SeDebugPrivilege	2448	app.exe
Token: SeDebugPrivilege	1864	My.RawFile.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1864	My.RawFile.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 2672	1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe	28
PID 1608 wrote to memory of 2672	1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe	28
PID 1608 wrote to memory of 2672	1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe	28
PID 1608 wrote to memory of 2672	1608	3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe	28
PID 2672 wrote to memory of 2448	2672	app.exe	29
PID 2672 wrote to memory of 2448	2672	app.exe	29
PID 2672 wrote to memory of 2448	2672	app.exe	29
PID 2672 wrote to memory of 2448	2672	app.exe	29
PID 2672 wrote to memory of 1864	2672	app.exe	30
PID 2672 wrote to memory of 1864	2672	app.exe	30
PID 2672 wrote to memory of 1864	2672	app.exe	30
PID 2672 wrote to memory of 1864	2672	app.exe	30
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 2036	2672	app.exe	32
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31
PID 2672 wrote to memory of 1508	2672	app.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

C:\Users\Admin\AppData\Local\Temp\3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe
"C:\Users\Admin\AppData\Local\Temp\3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Users\Admin\AppData\Roaming\app.exe
  "C:\Users\Admin\AppData\Roaming\app.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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:2448
- - 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:1864
- - 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:1508
- - 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:2036

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

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\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
380f162823dfe2811c6c3cceebb4b51d

SHA1
46bbd8e35612614a443effc5875f7d7c4b0ebd09

SHA256
3fda1bddf800ae97e8741fa7859d2bd06923a71359bba2bc16f426009eb4f4ad

SHA512
ac5696fde25b6ef98e65bdc556e2f687c914433ddf797a2ef4e3911a8fdd4a3f99ce2d9f80ce6c63303bf80fb595212857b7ef96d322e809a5629f3aedbe37f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA4C7.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB33A.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
142KB

MD5
5a733ef0de5e31e2e4b4abb016c0f251

SHA1
28644040a6deac35c20fa931b5d003a97293363e

SHA256
a80c77ca694eca3f6629c54572aba811e64b61975c5db2ff38c8d662d12b1ce7

SHA512
9d09ac6b6a560643cac08345ab6ef8578011b11be7d4821d7aa1b3d76f2801d30cb4d206a4ff9335f0ece5cfa2ec8258754b2481102eac3da064e5005f7ffba9

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

Filesize
706KB

MD5
d1ff225f46b019d3016b47056827920a

SHA1
f7955685517fc0990ff31ee0c994ca9f4468981d

SHA256
f15d807ee38115f9e36b7eb711ed2fe03b3ddd4812bfb14f0e15037bc81cb8af

SHA512
22568be53fb80dad23bbe776ad660db94ae99d2ba42b4f1d931d56f04b55783b10623f7997e76bf2dbdf52264be82c221f0814ed3b688088351845afac8201e8

Download Submit
memory/1608-9-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-26-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-0-0x0000000074D91000-0x0000000074D92000-memory.dmp

Filesize
4KB

Download
memory/1608-25-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-33-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-12-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-13-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/1608-1-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2036-88-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-69-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-67-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-71-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-73-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-76-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2036-75-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2036-87-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2672-34-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-44-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-43-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-55-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-91-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-94-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-95-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download