5e807de88a43edb7b341ed17b4e218f35c3204bf5dc969c131792b0a23e9ddc1

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Local\\_foldernamelocalappdata_\\wmsgapi32.exe"	wmsgapi32.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	wmsgapi32.exe

Deletes itself 1 IoCs

pid	Process
2080	cmd.exe

Executes dropped EXE 3 IoCs

pid	Process
1372	wmsgapi32.exe
2860	wmsgapi32.exe
2000	wmsgapi32.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*wmsgapi32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e34a914ca2b4fd7d490bd7fa0893c9b1.exe"	e34a914ca2b4fd7d490bd7fa0893c9b1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\wmsgapi32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e34a914ca2b4fd7d490bd7fa0893c9b1.exe"	e34a914ca2b4fd7d490bd7fa0893c9b1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\*QWRtaW4= = "C:\\Users\\Admin\\AppData\\Local\\_foldernamelocalappdata_\\wmsgapi32.exe"	wmsgapi32.exe

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

Web Service

T1102

flow	ioc
4	pastebin.com
6	pastebin.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1372 set thread context of 2676	1372	wmsgapi32.exe	37

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
2772	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
2684	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
2676	InstallUtil.exe
2676	InstallUtil.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
2676	InstallUtil.exe
2676	InstallUtil.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
2676	InstallUtil.exe
2676	InstallUtil.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe
1372	wmsgapi32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1372	wmsgapi32.exe
Token: SeDebugPrivilege	2676	InstallUtil.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 1372	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	30
PID 2464 wrote to memory of 1372	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	30
PID 2464 wrote to memory of 1372	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	30
PID 2464 wrote to memory of 2320	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	31
PID 2464 wrote to memory of 2320	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	31
PID 2464 wrote to memory of 2320	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	31
PID 2464 wrote to memory of 2080	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	32
PID 2464 wrote to memory of 2080	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	32
PID 2464 wrote to memory of 2080	2464	e34a914ca2b4fd7d490bd7fa0893c9b1.exe	32
PID 2080 wrote to memory of 2772	2080	cmd.exe	35
PID 2080 wrote to memory of 2772	2080	cmd.exe	35
PID 2080 wrote to memory of 2772	2080	cmd.exe	35
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2676	1372	wmsgapi32.exe	37
PID 1372 wrote to memory of 2684	1372	wmsgapi32.exe	38
PID 1372 wrote to memory of 2684	1372	wmsgapi32.exe	38
PID 1372 wrote to memory of 2684	1372	wmsgapi32.exe	38
PID 1972 wrote to memory of 2860	1972	taskeng.exe	43
PID 1972 wrote to memory of 2860	1972	taskeng.exe	43
PID 1972 wrote to memory of 2860	1972	taskeng.exe	43
PID 1972 wrote to memory of 2000	1972	taskeng.exe	44
PID 1972 wrote to memory of 2000	1972	taskeng.exe	44
PID 1972 wrote to memory of 2000	1972	taskeng.exe	44

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⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe
  "C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Modifies visiblity of hidden/system files in Explorer
  - 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:1372
- - \??\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_\wmsgapi32.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2676
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /tn Admin /tr "\"C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe\" arguments" /sc MINUTE /mo 1
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2684
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe"
  2⤵
  PID:2320
- 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⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\system32\timeout.exe
    timeout /t 5
    3⤵
    - Delays execution with timeout.exe
    PID:2772

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:3028

C:\Windows\system32\taskeng.exe
taskeng.exe {43D40686-E527-4896-B25C-6547B5AF6656} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe
  C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe arguments
  2⤵
  - Executes dropped EXE
  PID:2860
- C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe
  C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe arguments
  2⤵
  - Executes dropped EXE
  PID:2000

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe

Filesize
222KB

MD5
f424ad5d70a292ac6d580678fd0afc91

SHA1
2e06f2a2a22dd4b42f896726e03511496236d42a

SHA256
750b015076d4cf5615d56c2bcf7362dabd56bcdf627b3c66858119559c83a3b7

SHA512
cff195830b5efdd14967e3c9c989336f2b694a6d67b9223a0f0dffce1e20ffee6f8d34b7f406b9e0eddf414f992727ba02e39d9eab8258a5fc2eead88439545a

Download Submit
C:\Users\Admin\AppData\Local\_foldernamelocalappdata_\wmsgapi32.exe.config

Filesize
1KB

MD5
dd3d04c365984b4ec57a80503f81fddf

SHA1
c55fbcb61818e47dac9aae465faff91f0805bd7c

SHA256
40a59ca9744dc3d4647f246b2dc553f37f8095418c1b48a9bd94cdb5c03dbc5c

SHA512
0dd459def2abe9e3f0d1251049a0755c63f7dd3d85e91dba272c3f479f2578e3f3f2379e1cd6913190f7f596af721201eb5d9423ab28aed72bde5cd3cac7f785

Download Submit
memory/1372-33-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/1372-17-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/1372-19-0x000000001AD90000-0x000000001ADB2000-memory.dmp

Filesize
136KB

Download
memory/1372-20-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/1372-15-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-5-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-7-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-0-0x000007FEF56EE000-0x000007FEF56EF000-memory.dmp

Filesize
4KB

Download
memory/2464-6-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-3-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-4-0x0000000000840000-0x0000000000862000-memory.dmp

Filesize
136KB

Download
memory/2464-2-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-16-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2464-1-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Filesize
9.6MB

Download
memory/2676-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2676-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download