Analysis Overview
SHA256
2ee257b8233e5547c66184e5a16867adef10db08b660adf189cce64cbef2d141
Threat Level: Known bad
The file build.exe was found to be: Known bad.
Malicious Activity Summary
Stealerium
Stealerium family
Checks computer location settings
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Enumerates physical storage devices
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Kills process with taskkill
Delays execution with timeout.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-23 11:05
Signatures
Stealerium family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-23 11:05
Reported
2024-06-23 11:07
Platform
win10v2004-20240508-en
Max time kernel
40s
Max time network
50s
Command Line
Signatures
Stealerium
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\build.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | discord.com | N/A | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\taskkill.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133636143389105443" | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\build.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
| N/A | N/A | C:\Program Files\Google\Chrome\Application\chrome.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\build.exe
"C:\Users\Admin\AppData\Local\Temp\build.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffff8fcab58,0x7ffff8fcab68,0x7ffff8fcab78
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1744 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:2
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1960 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2276 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2956 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2964 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4308 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:1
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4644 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4772 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:8
C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4580 --field-trial-handle=1940,i,15932350528056611373,9605158940751777910,131072 /prefetch:1
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpAC1E.tmp.bat
C:\Windows\SysWOW64\chcp.com
chcp 65001
C:\Windows\SysWOW64\taskkill.exe
TaskKill /F /IM 4868
C:\Windows\SysWOW64\timeout.exe
Timeout /T 2 /Nobreak
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | discord.com | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | clients2.google.com | udp |
| N/A | 224.0.0.251:5353 | udp |
Files
memory/4868-0-0x0000000074E3E000-0x0000000074E3F000-memory.dmp
memory/4868-1-0x0000000000D50000-0x0000000000EE2000-memory.dmp
memory/4868-2-0x00000000058E0000-0x0000000005946000-memory.dmp
memory/4868-3-0x0000000074E30000-0x00000000755E0000-memory.dmp
memory/4868-7-0x0000000005E00000-0x0000000005E92000-memory.dmp
memory/4868-8-0x0000000005E90000-0x0000000005EB6000-memory.dmp
memory/4868-9-0x0000000005EC0000-0x0000000005EC8000-memory.dmp
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
| MD5 | 349720bab54aa21dc5b7a0daa9369cce |
| SHA1 | 8d18fd2ab25531eae9d1b0f1d4969c2e9631cca8 |
| SHA256 | cf4331a1b8eb63f418787533eb6a82ff002eeded1d472f530b8454d9e62fa244 |
| SHA512 | 00650a4abeae77a6562f35f093f94184094ca4b7394efdb59ad3993c6eb9b0161bac8b0cfa75f64fd884b4f71ebd2e86b32ed74f23060afea561673b2288f0b0 |
\??\pipe\crashpad_2700_OIANHVAOPGGVCXQG
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
| MD5 | d751713988987e9331980363e24189ce |
| SHA1 | 97d170e1550eee4afc0af065b78cda302a97674c |
| SHA256 | 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945 |
| SHA512 | b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af |
memory/4868-42-0x0000000074E3E000-0x0000000074E3F000-memory.dmp
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
| MD5 | 4178a25d3d9d26b54fb363f48bfb7a6a |
| SHA1 | 90730517c876d55fae2d1158d8a0809dd720a444 |
| SHA256 | 5f9a6d56b3723fdd1334abc8eddc3ab81a8d2c4d9d3b45baf238dd8f665f62f1 |
| SHA512 | 95b0ef3a89cc28b6065fe17016fbfb9e731b411be59dd798f6c736da6fe4cba6dba1fcbea163d9c337adba68d98fbe7db7f04ffc352d75a747f7a20deeec2d7b |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
| MD5 | b8bad3c5a64f7d9745b6d4f62f85f3d8 |
| SHA1 | 1e33bc55bb6df0ad0739067eedb2ac6f63c54631 |
| SHA256 | 90bbaea6a7ad178cb00b6d3bd16046417b440d62d3420f1faf7f2ab665a2809c |
| SHA512 | 56b8cfc94f70f9847a81c4b65f0d7adac6341e46f2769ada3e79abf9e8cc43de140abf4ffa54b2f65319d59fa3cab4c0cd349fdade6b079aa2c9acd3703ec75d |
memory/4868-63-0x0000000074E30000-0x00000000755E0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpAC1E.tmp.bat
| MD5 | 1843d50c5dc55202874452f47ad02aff |
| SHA1 | 74ae96b9ce71a26476f1068b54b84fbbe964580d |
| SHA256 | 0d4982123354fc6aa61af59c337f128759739ce2e0c15fdc592a8b18839d7ebb |
| SHA512 | 635b0dffbfd81f6dd4969145b1846a584dc42f21c2a08c0a4b9789f20ef8fff2847dc74799aafcb8264642b9a97d976e59c2af6c73a09d2393244f8f45836207 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
| MD5 | ac5c46281618cbeddd473b4e7486c3df |
| SHA1 | cc489b0207edd3dbb59e9e0fb8725f0e25286cdc |
| SHA256 | d4f064f4069d0b3219ffa6aa6efd7f4e7edad4a25a660500a7d1a6a8ac0e5b8e |
| SHA512 | 371b76b87a00196e2188ea79c51f1202f1e5cb1a73f31058d2c350d8d3516fcf43381f39c9f43c54f40b273fd87b5e96cd0bd131a5088b2e5252168d03ff9290 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
| MD5 | 228c258a42ba2e9fa9f1a82dddaef487 |
| SHA1 | a32912b732dda381a53ae2b6572ab1480ae61bf4 |
| SHA256 | 17fdfc6963bac7c9a615dd44ce3daefac8decaec1799ac93824dc5635fedd236 |
| SHA512 | 8e0e020ad20a3786f1855ac7f2e5e31bfc0b88fd1096e33f0c5840c65ae22b576ebba6e3f574da720f2712deee23ae5d07422d3232fdf2d22ae0f0fc07872204 |
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1
| MD5 | f50f89a0a91564d0b8a211f8921aa7de |
| SHA1 | 112403a17dd69d5b9018b8cede023cb3b54eab7d |
| SHA256 | b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec |
| SHA512 | bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58 |
memory/4868-146-0x0000000074E30000-0x00000000755E0000-memory.dmp