5e807de88a43edb7b341ed17b4e218f35c3204bf5dc969c131792b0a23e9ddc1

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:17

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General

Target

e34a914ca2b4fd7d490bd7fa0893c9b1.exe
Size

222KB
MD5

e34a914ca2b4fd7d490bd7fa0893c9b1
SHA1

e55c2dcfb6dccf9e84664af5932e9ab2eff2f2c9
SHA256

047f813c24a57883f2c6b15706b6695dd0497bc51d8b13bf74f213fdb6772d30
SHA512

0a67a20afd1f5e03799d8e88a842998dace89cbcbce34b8cbc339c9fc73d9784c8dd2899ff416955f51e6eea9c4637eeef610e6b360bac57915e46a0777b9cab
SSDEEP

3072:YsXRmUIMitiMQose27vc+Eld+xZp2vPRL1tT06zJoxAWBcKpSP//dwRmLY:ZR5IuMQoseGk7RZBGxAycKpSPX2D

Score

10^/10

defense_evasion discovery persistence spyware stealer

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Local\\_foldernamelocalappdata_\\mlang32.exe"	mlang32.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	mlang32.exe

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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	e34a914ca2b4fd7d490bd7fa0893c9b1.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	mlang32.exe

Executes dropped EXE 3 IoCs

pid	Process
4568	mlang32.exe
6056	mlang32.exe
4500	mlang32.exe

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

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*QWRtaW4= = "C:\\Users\\Admin\\AppData\\Local\\_foldernamelocalappdata_\\mlang32.exe"	mlang32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\*mlang32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e34a914ca2b4fd7d490bd7fa0893c9b1.exe"	e34a914ca2b4fd7d490bd7fa0893c9b1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mlang32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e34a914ca2b4fd7d490bd7fa0893c9b1.exe"	e34a914ca2b4fd7d490bd7fa0893c9b1.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
24	pastebin.com
26	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4568 set thread context of 1928	4568	mlang32.exe	101

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 1 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	InstallUtil.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4636	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
5156	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe
4568	mlang32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4568	mlang32.exe
Token: SeDebugPrivilege	1928	InstallUtil.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 4568	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	88
PID 2528 wrote to memory of 4568	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	88
PID 2528 wrote to memory of 4736	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	89
PID 2528 wrote to memory of 4736	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	89
PID 2528 wrote to memory of 4632	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	91
PID 2528 wrote to memory of 4632	2528	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	91
PID 4632 wrote to memory of 4636	4632	cmd.exe	93
PID 4632 wrote to memory of 4636	4632	cmd.exe	93
PID 4568 wrote to memory of 5156	4568	mlang32.exe	96
PID 4568 wrote to memory of 5156	4568	mlang32.exe	96
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101
PID 4568 wrote to memory of 1928	4568	mlang32.exe	101

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\e34a914ca2b4fd7d490bd7fa0893c9b1.exe
"C:\Users\Admin\AppData\Local\Temp\e34a914ca2b4fd7d490bd7fa0893c9b1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe
  "C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visiblity of hidden/system files in Explorer
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4568
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /tn Admin /tr "\"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe\" arguments" /sc MINUTE /mo 1
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5156
- - \??\c:\windows\microsoft.net\framework\v2.0.50727\InstallUtil.exe
    "c:\windows\microsoft.net\framework\v2.0.50727\\InstallUtil.exe" C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1928
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe"
  2⤵
  PID:4736
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 5 && del "C:\Users\Admin\AppData\Local\Temp\e34a914ca2b4fd7d490bd7fa0893c9b1.exe" && del "C:\Users\Admin\AppData\Local\Temp\e34a914ca2b4fd7d490bd7fa0893c9b1.exe.config"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4632
- - C:\Windows\system32\timeout.exe
    timeout /t 5
    3⤵
    - Delays execution with timeout.exe
    PID:4636

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:4136

C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe arguments
1⤵
- Executes dropped EXE
PID:6056

C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe arguments
1⤵
- Executes dropped EXE
PID:4500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

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

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0\UsageLogs\mlang32.exe.log

Filesize
595B

MD5
5446caf843683ea0aab610c729c40ab1

SHA1
6df96e9c6c90843766b0fde8cec5e3a955291e74

SHA256
f7dbd089564c22c13483b867392a7bd1f9b49f8e0b089e2cc7bd7bfbf62c6329

SHA512
488e2b8750ff820e3fbdcbb9201abddfc6c8ccc3e7cc29962a05c2313ea862eddbf4e0a49ab6a5029aa4d9c137daf2623f1b34e4dcb896269e6edae8276148ff

Download Submit
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe

Filesize
222KB

MD5
a4ed99e7c06c842aefc16b52a784be41

SHA1
11fda6b4afbfbe7afc1ca1b892e4f80b92c02c33

SHA256
3afc1227f967ad587e8a942f411a2e2f354064173920c58b691e9f10c623db8f

SHA512
d80e63ea1fe401abe5e73cc96dc79dffd5d224331dd89a1caffb4a853816020eb00b57c27bbe51d5f801bd267f94f0d3d9de9192800e47961fe76d451a422351

Download Submit
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\mlang32.exe.config

Filesize
1KB

MD5
dd3d04c365984b4ec57a80503f81fddf

SHA1
c55fbcb61818e47dac9aae465faff91f0805bd7c

SHA256
40a59ca9744dc3d4647f246b2dc553f37f8095418c1b48a9bd94cdb5c03dbc5c

SHA512
0dd459def2abe9e3f0d1251049a0755c63f7dd3d85e91dba272c3f479f2578e3f3f2379e1cd6913190f7f596af721201eb5d9423ab28aed72bde5cd3cac7f785

Download Submit
memory/1928-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2528-9-0x000000001BF10000-0x000000001BF32000-memory.dmp

Filesize
136KB

Download
memory/2528-3-0x000000001BE60000-0x000000001BEFC000-memory.dmp

Filesize
624KB

Download
memory/2528-6-0x000000001C040000-0x000000001C0A6000-memory.dmp

Filesize
408KB

Download
memory/2528-7-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/2528-8-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/2528-10-0x000000001EAC0000-0x000000001EB66000-memory.dmp

Filesize
664KB

Download
memory/2528-0-0x00007FFB5E635000-0x00007FFB5E636000-memory.dmp

Filesize
4KB

Download
memory/2528-11-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/2528-4-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/2528-5-0x0000000000D00000-0x0000000000D08000-memory.dmp

Filesize
32KB

Download
memory/2528-1-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/2528-2-0x000000001B990000-0x000000001BE5E000-memory.dmp

Filesize
4.8MB

Download
memory/2528-30-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/4568-28-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/4568-31-0x000000001CBE0000-0x000000001CC02000-memory.dmp

Filesize
136KB

Download
memory/4568-27-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/4568-33-0x000000001FB10000-0x000000001FB72000-memory.dmp

Filesize
392KB

Download
memory/4568-34-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download
memory/4568-26-0x00007FFB5E380000-0x00007FFB5ED21000-memory.dmp

Filesize
9.6MB

Download