400c24bdb9b7dabfcd9a8a2f137550f338014d833d169c6e6f4252910fb95feb

Analysis

max time kernel
150s
max time network
126s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:15

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General

Target

a39a36bdb616e78fd52282d03b4a53eb.exe
Size

565KB
MD5

a39a36bdb616e78fd52282d03b4a53eb
SHA1

87d644ac292ff75990b53a9f887e04dffdb62884
SHA256

ea1cc37fb109e783d59d50c015e423e4b7fdd5b3d262f769b49a5240b3bf1354
SHA512

31e72a07ddf3ed84b37f1723cb2db30b15c2bb85ff879b31802b299a4949082773fe558bc8c97650aecd7acbfda897328df3cac66d40d60a2c59ff7dda107724
SSDEEP

6144:jtT/Yq3v9Auky+4dusAIFB++velibxPyp/64wjOjn6cB3rigZc:l6u7+487IFjvelQypyfy7igZc

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
2764	app.exe
2568	app.exe
2064	My.RawFile.exe

Loads dropped DLL 3 IoCs

pid	Process
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2764	app.exe
2764	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\app.exe"	a39a36bdb616e78fd52282d03b4a53eb.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 2764 set thread context of 292	2764	app.exe	34
PID 2764 set thread context of 904	2764	app.exe	33

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	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	a39a36bdb616e78fd52282d03b4a53eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2232	a39a36bdb616e78fd52282d03b4a53eb.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2568	app.exe
2568	app.exe
2568	app.exe
2568	app.exe
2568	app.exe
2568	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2064	My.RawFile.exe
2064	My.RawFile.exe
2064	My.RawFile.exe
2064	My.RawFile.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe
2764	app.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	a39a36bdb616e78fd52282d03b4a53eb.exe
Token: SeDebugPrivilege	2764	app.exe
Token: SeDebugPrivilege	2568	app.exe
Token: SeDebugPrivilege	2064	My.RawFile.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2064	My.RawFile.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2764	2232	a39a36bdb616e78fd52282d03b4a53eb.exe	30
PID 2232 wrote to memory of 2764	2232	a39a36bdb616e78fd52282d03b4a53eb.exe	30
PID 2232 wrote to memory of 2764	2232	a39a36bdb616e78fd52282d03b4a53eb.exe	30
PID 2232 wrote to memory of 2764	2232	a39a36bdb616e78fd52282d03b4a53eb.exe	30
PID 2764 wrote to memory of 2568	2764	app.exe	31
PID 2764 wrote to memory of 2568	2764	app.exe	31
PID 2764 wrote to memory of 2568	2764	app.exe	31
PID 2764 wrote to memory of 2568	2764	app.exe	31
PID 2764 wrote to memory of 2064	2764	app.exe	32
PID 2764 wrote to memory of 2064	2764	app.exe	32
PID 2764 wrote to memory of 2064	2764	app.exe	32
PID 2764 wrote to memory of 2064	2764	app.exe	32
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 292	2764	app.exe	34
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33
PID 2764 wrote to memory of 904	2764	app.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	My.RawFile.exe

C:\Users\Admin\AppData\Local\Temp\a39a36bdb616e78fd52282d03b4a53eb.exe
"C:\Users\Admin\AppData\Local\Temp\a39a36bdb616e78fd52282d03b4a53eb.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:2232
- 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:2764
- - 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:2568
- - 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:2064
- - 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:904
- - 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:292

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
5283e347171a460120763877d0356e3e

SHA1
63918c1e513347b80455ab1c2d007516865b8322

SHA256
04ea748030935fdb14769930f40ee8c79f433a9bbe59fb26c6fba1b99b8bfe3c

SHA512
dc11228541087a50513def0e487f254c902cd2eb94a5f57a108aaff7073e5433215f7dd605bd2ea60d952749f83ba66d027e3ff7456b0b783760e00dfdd84b29

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4CC9.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5A70.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
C:\Users\Admin\AppData\Roaming\app.exe

Filesize
571KB

MD5
c77d7aa7c44f45dd0a70ce26d21c347f

SHA1
e0d8312a4c3fa3dae88cd4645f14d705717e6066

SHA256
e74b3502821ff7d2db6abdfdd00ce2c8c0eee6b13bb588da0d63af47c9bce1f2

SHA512
99346aa870c6df29b9ad3a86aeb552296ad36761c7c689bfd38a4480fe469053ebf64a43ea4c9dd86b10ea9454a9f50023741e41d8be65b38ca052349ef20c51

Download Submit
memory/292-72-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-66-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-68-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-70-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-74-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/292-75-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-86-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/292-87-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/904-84-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2232-33-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-1-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-11-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-26-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-0-0x0000000074B31000-0x0000000074B32000-memory.dmp

Filesize
4KB

Download
memory/2232-13-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-25-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2232-12-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-44-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-43-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-34-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-90-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-93-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2764-94-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download