3f2b9f9ae4378bdc7e34095f38cfd9fb3cfbd304eb52f43eaf95da74ec3abd86

Analysis

max time kernel
150s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
22/04/2026, 00:18

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General

Target
TeamViewer.exe
Size 19.6MB
Sample260422-als7jaev9p
SHA256 3f2b9f9ae4378bdc7e34095f38cfd9fb3cfbd304eb52f43eaf95da74ec3abd86
MD5 f3d04ca25d21295fc9865619bb2dfea3
SHA1 d4cf6f10f9032095708977fe0e00b9d7f8a49792
SHA512 9cb38148115a0967ff2ab561e4d41ebdfbceaec10074efedd24b8122fa709fbc6f68a589cf04c3ca7a435486ba017c86f619c6f1e9c763b58dfbfe9db8859979
SSDEEP 393216:qztMz1tVeJ+5VF0lZ1pJHVxBxH03jxCBCpvP:qztMz1tVeJ+mzlVx7eCBcH
TLSH
T18E279E12F7DAC0FAEAA306B10839F23D43757E610C34876B6798AF1E5D30542AD36766
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery spyware stealer trojan

Malware Config

Signatures

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
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 2 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	TeamViewer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tv_w32.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	TeamViewer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	TeamViewer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	TeamViewer.exe

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5	TeamViewer.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 040000000100000010000000cb17e431673ee209fe455793f30afa1c0f0000000100000014000000e91e1e972b8f467ab4e0598fa92285387dee94c953000000010000006300000030613021060b6086480186f8450107170630123010060a2b0601040182373c0101030200c0301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c07f000000010000002a000000302806082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030109000000010000002a000000302806082b0601050507030206082b0601050507030306082b0601050507030406082b060105050703016200000001000000200000009acfab7e43c8d880d06b262a94deeee4b4659989c3d0caf19baf6405e41ab7df1400000001000000140000007fd365a7c2ddecbbf03009f34339fa02af3331330b000000010000001200000056006500720069005300690067006e0000001d0000000100000010000000c6cbcafa17955c4cfd41eca0c654c3617e000000010000000800000000c0032f2df8d6016800000001000000000000000300000001000000140000004eb6d578499b1ccf5f581ead56be3d9b6744a5e5190000000100000010000000d8b5fb368468620275d142ffd2aade372000000001000000d7040000308204d3308203bba003020102021018dad19e267de8bb4a2158cdcc6b3b4a300d06092a864886f70d01010505003081ca310b300906035504061302555331173015060355040a130e566572695369676e2c20496e632e311f301d060355040b1316566572695369676e205472757374204e6574776f726b313a3038060355040b1331286329203230303620566572695369676e2c20496e632e202d20466f7220617574686f72697a656420757365206f6e6c79314530430603550403133c566572695369676e20436c6173732033205075626c6963205072696d6172792043657274696669636174696f6e20417574686f72697479202d204735301e170d3036313130383030303030305a170d3336303731363233353935395a3081ca310b300906035504061302555331173015060355040a130e566572695369676e2c20496e632e311f301d060355040b1316566572695369676e205472757374204e6574776f726b313a3038060355040b1331286329203230303620566572695369676e2c20496e632e202d20466f7220617574686f72697a656420757365206f6e6c79314530430603550403133c566572695369676e20436c6173732033205075626c6963205072696d6172792043657274696669636174696f6e20417574686f72697479202d20473530820122300d06092a864886f70d01010105000382010f003082010a0282010100af240808297a359e600caae74b3b4edc7cbc3c451cbb2be0fe2902f95708a364851527f5f1adc831895d22e82aaaa642b38ff8b955b7b1b74bb3fe8f7e0757ecef43db66621561cf600da4d8def8e0c362083d5413eb49ca59548526e52b8f1b9febf5a191c23349d843636a524bd28fe870514dd189697bc770f6b3dc1274db7b5d4b56d396bf1577a1b0f4a225f2af1c926718e5f40604ef90b9e400e4dd3ab519ff02baf43ceee08beb378becf4d7acf2f6f03dafdd759133191d1c40cb7424192193d914feac2a52c78fd50449e48d6347883c6983cbfe47bd2b7e4fc595ae0e9dd4d143c06773e314087ee53f9f73b8330acf5d3f3487968aee53e825150203010001a381b23081af300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020106306d06082b0601050507010c0461305fa15da05b3059305730551609696d6167652f6769663021301f300706052b0e03021a04148fe5d31a86ac8d8e6bc3cf806ad448182c7b192e30251623687474703a2f2f6c6f676f2e766572697369676e2e636f6d2f76736c6f676f2e676966301d0603551d0e041604147fd365a7c2ddecbbf03009f34339fa02af333133300d06092a864886f70d0101050500038201010093244a305f62cfd81a982f3deadc992dbd77f6a5792238ecc4a7a07812ad620e457064c5e797662d98097e5fafd6cc2865f201aa081a47def9f97c925a0869200dd93e6d6e3c0d6ed8e606914018b9f8c1eddfdb41aae09620c9cd64153881c994eea284290b136f8edb0cdd2502dba48b1944d2417a05694a584f60ca7e826a0b02aa251739b5db7fe784652a958abd86de5e8116832d10ccdefda8822a6d281f0d0bc4e5e71a2619e1f4116f10b595fce7420532dbce9d515e28b69e85d35befa57d4540728eb70e6b0e06fb33354871b89d278bc4655f0d86769c447af6955cf65d320833a454b6183f685cf2424a853854835fd1e82cf2ac11d6a8ed636a	TeamViewer.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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	TeamViewer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1104	TeamViewer.exe
1104	TeamViewer.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1104	TeamViewer.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe
1104	TeamViewer.exe

C:\Users\Admin\AppData\Local\Temp\TeamViewer.exe
"C:\Users\Admin\AppData\Local\Temp\TeamViewer.exe"
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1104
- C:\Users\Admin\AppData\Local\Temp\tv_w32.exe
  "C:\Users\Admin\AppData\Local\Temp\tv_w32.exe" --action hooks --log C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer11_Logfile.log
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3276
- C:\Users\Admin\AppData\Local\Temp\tv_x64.exe
  "C:\Users\Admin\AppData\Local\Temp\tv_x64.exe" --action hooks --log C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer11_Logfile.log
  2⤵
  PID:4656

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

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

Exfiltration

Impact

Replay Monitor

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Downloads

TeamViewer11_Logfile.log

Path C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer11_Logfile.log
Size 4KB
SHA256 fcc77bbb22a516766d4ad79ab194cc475d8ef86fe9ea70506dd9f8d1f7f35adf
MD5 3ce5f942301345bc064d8826acfef807
SHA1 3bca31b77e223fa65f8f1c039cd6caafb8b7f51f
SHA512 0ed2bde04cbcb7ba0d886458272b8bc4af1a2d0535ec517d0d5e12d7054ab6a504794333ebaca94505432486ca0c48525baab292c906ef66abe28918dcc6c7a1
SSDEEP 96:ZDxOWiNMiNoD8q9SmshcwjxbSYf4ZDvBvfQ3krEfoHE7VPShNuNvZ94QC+5g:ZoWtzjucwjxH0XrqoetEIA/
TLSH
T1FCA1D131854A39F5454DE182FE97E1E841532A4FB12FBC9ABD2C1D681B83C58F3ED498
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

TeamViewer11_Logfile.log

Path C:\Users\Admin\AppData\Roaming\TeamViewer\TeamViewer11_Logfile.log
Size 5KB
SHA256 9e8d370d0aab2cfc90c4de580d0031e1269114a1de32ecffba421a2ac434b81b
MD5 db0ec76b35900cd06917bee6e1e2ee34
SHA1 8c03cdc4805bc971767e60213a02486d502288d7
SHA512 3a44c8e1fd1892bd6ed319e9c01cba85e7a448c556ddf2726dcb065bddb3ffd0a959145ffc7a8dd0e2ba427f217322ae09a01df70dfb41efc452c8eb4c7531ef
SSDEEP 96:ZDxOWiNMiNoD8q9SmshcwjxbSYf4ZDvBvfQ3krEfoHE7VPShNuNvZ94QC+5IC47L:ZoWtzjucwjxH0XrqoetEIABL
TLSH
T156B1CF31854A39F5454DE182FE97E1D841532A4FB12FBD9ABD1C1D682B83C58F3ED0A8
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1104-0-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

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memory/1104-15-0x0000000008540000-0x0000000008547000-memory.dmp

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memory/1104-16-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

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