Analysis Overview
SHA256
25d5acd334f0d498f7cfef39cfb04259b6f1c0bc066b39bb4f1da85a4a4388c3
Threat Level: Known bad
The file a43170914d691e584583b0e1023f7d29.exe was found to be: Known bad.
Malicious Activity Summary
Detect Socks5Systemz Payload
Socks5Systemz
Unexpected DNS network traffic destination
Executes dropped EXE
Loads dropped DLL
Checks installed software on the system
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-23 16:01
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-23 16:01
Reported
2024-03-23 16:03
Platform
win7-20240221-en
Max time kernel
145s
Max time network
131s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 45.155.250.90 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe
"C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe"
C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp
"C:\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp" /SL5="$30130,1970008,54272,C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe"
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s
Network
| Country | Destination | Domain | Proto |
| SE | 45.155.250.90:53 | ejpopbc.ua | udp |
| MD | 45.142.214.240:80 | ejpopbc.ua | tcp |
Files
memory/2280-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2280-2-0x0000000000400000-0x0000000000414000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-HERD8.tmp\a43170914d691e584583b0e1023f7d29.tmp
| MD5 | d394fc26de69f06950dc1c71959b0261 |
| SHA1 | 7c9448fc3582f19763eaa8e3c5383b7873aee017 |
| SHA256 | 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a |
| SHA512 | 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10 |
\Users\Admin\AppData\Local\Temp\is-NSDMS.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
memory/2992-12-0x00000000001D0000-0x00000000001D1000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-NSDMS.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
| MD5 | efdc89c9ca51e15428ec69cb3d31aad8 |
| SHA1 | 6f6efe09bf896d13b2c35e1730548cca4445570e |
| SHA256 | 8e525ff56f95b6f8b013a26f95cfdf9f82e7d4370b720b03c1dd04eebeb90a34 |
| SHA512 | a70cc5f2a7798e62e96538aa1daa9f5ef0f98a86b56bbc9567ca9b4a2126667228565ee0f497182a7773ae69262ff37afca4bc6703a105e9a025118c29edfc3c |
\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
| MD5 | 306d0b4352c70e69e60ee2fa1be419ad |
| SHA1 | d9ac57670c1091350b6d1293f73491e39a5a4455 |
| SHA256 | 2a29e3edc8bb4997787730b83f87513f9c8a929724c1c25837682a4c3a55d840 |
| SHA512 | 3f11bfde980bf56260c78886f0db125d7c8c68957ff9aac40af9a42004405dd2013a67072150fe2a985b4ae1190a6b54460ec962eb07ddaccad97faa28fe2b45 |
memory/2624-44-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2992-43-0x00000000036C0000-0x0000000003901000-memory.dmp
memory/2624-45-0x0000000000400000-0x0000000000641000-memory.dmp
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
| MD5 | ca07d355c80b303ac9edbf3d9b5492f3 |
| SHA1 | f09e8e52c3bb53e20f1623321ef2e0da693ebe85 |
| SHA256 | d144face050d52cf3beba96a24ff6bc79f01a621ee19801dbea49079fee42da8 |
| SHA512 | 8961bc69e102623303d9cd943b9f2df32d8597958a0e3e51a41a84421de1c8037fd9a5e32f86a429f4ec551fcdd9a9b8d1b034a2644d3031abf8b1b5c9e5efdc |
memory/2624-48-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2624-49-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-51-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-53-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2280-54-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2992-55-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/2960-56-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2992-57-0x00000000001D0000-0x00000000001D1000-memory.dmp
memory/2992-58-0x00000000036C0000-0x0000000003901000-memory.dmp
memory/2960-61-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-62-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-65-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-68-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-71-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-74-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-75-0x00000000022E0000-0x0000000002382000-memory.dmp
memory/2960-77-0x00000000022E0000-0x0000000002382000-memory.dmp
memory/2960-82-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-85-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-86-0x00000000022E0000-0x0000000002382000-memory.dmp
memory/2960-89-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-92-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-95-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-98-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-102-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2960-105-0x0000000000400000-0x0000000000641000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-23 16:01
Reported
2024-03-23 16:03
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Detect Socks5Systemz Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Socks5Systemz
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-9A0LE.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-9A0LE.tmp\a43170914d691e584583b0e1023f7d29.tmp | N/A |
Unexpected DNS network traffic destination
| Description | Indicator | Process | Target |
| Destination IP | 91.211.247.248 | N/A | N/A |
Checks installed software on the system
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe
"C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe"
C:\Users\Admin\AppData\Local\Temp\is-9A0LE.tmp\a43170914d691e584583b0e1023f7d29.tmp
"C:\Users\Admin\AppData\Local\Temp\is-9A0LE.tmp\a43170914d691e584583b0e1023f7d29.tmp" /SL5="$501D2,1970008,54272,C:\Users\Admin\AppData\Local\Temp\a43170914d691e584583b0e1023f7d29.exe"
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -i
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
"C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe" -s
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4584 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 44.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| NL | 172.217.23.202:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 202.23.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| LT | 91.211.247.248:53 | bfxkvgm.com | udp |
| US | 8.8.8.8:53 | 137.71.105.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 248.247.211.91.in-addr.arpa | udp |
| TR | 195.16.74.230:80 | bfxkvgm.com | tcp |
| US | 8.8.8.8:53 | 230.74.16.195.in-addr.arpa | udp |
Files
memory/456-0-0x0000000000400000-0x0000000000414000-memory.dmp
memory/456-2-0x0000000000400000-0x0000000000414000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-9A0LE.tmp\a43170914d691e584583b0e1023f7d29.tmp
| MD5 | d394fc26de69f06950dc1c71959b0261 |
| SHA1 | 7c9448fc3582f19763eaa8e3c5383b7873aee017 |
| SHA256 | 405e474735b776fc09dc71d3a5b44c50b9e2c745cdf7e79eb89dc791866ffe2a |
| SHA512 | 63ef7265aac27715f5b799b588955dd5df3f49ecd0042fba69d0effe7dfe24d6777079677a809e817e4e8243a2185ca9c3a8022c9247bb2a070c213f06d7bc10 |
memory/4816-7-0x0000000002240000-0x0000000002241000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-3V7SE.tmp\_isetup\_iscrypt.dll
| MD5 | a69559718ab506675e907fe49deb71e9 |
| SHA1 | bc8f404ffdb1960b50c12ff9413c893b56f2e36f |
| SHA256 | 2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc |
| SHA512 | e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63 |
memory/456-17-0x0000000000400000-0x0000000000414000-memory.dmp
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
| MD5 | ca07d355c80b303ac9edbf3d9b5492f3 |
| SHA1 | f09e8e52c3bb53e20f1623321ef2e0da693ebe85 |
| SHA256 | d144face050d52cf3beba96a24ff6bc79f01a621ee19801dbea49079fee42da8 |
| SHA512 | 8961bc69e102623303d9cd943b9f2df32d8597958a0e3e51a41a84421de1c8037fd9a5e32f86a429f4ec551fcdd9a9b8d1b034a2644d3031abf8b1b5c9e5efdc |
memory/2324-39-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2324-40-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2324-43-0x0000000000400000-0x0000000000641000-memory.dmp
memory/2324-44-0x0000000000400000-0x0000000000641000-memory.dmp
C:\Users\Admin\AppData\Local\Color Picker\colorpicker.exe
| MD5 | 511482177f3a6d0a0b00589a703f3496 |
| SHA1 | 8c697322ae4428e7eb5f576eb1fc7f8632e94658 |
| SHA256 | 33b715a17806b790fadce6dca4c85a0421031e6e4aa19ee671d71c8e4ea2444f |
| SHA512 | dd25ec70b745d7850dd0e262e5e684ea8e3e818d042793cb9944fbc13c56ced0863793461189fa2e4753144bd657ab42cfd2511b039c967e409d344a6a09929d |
memory/3392-47-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-48-0x0000000000400000-0x0000000000641000-memory.dmp
memory/4816-49-0x0000000000400000-0x00000000004B8000-memory.dmp
memory/3392-51-0x0000000000400000-0x0000000000641000-memory.dmp
memory/4816-52-0x0000000002240000-0x0000000002241000-memory.dmp
memory/3392-55-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-56-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-59-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-62-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-65-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-68-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-69-0x0000000000830000-0x00000000008D2000-memory.dmp
memory/3392-75-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-78-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-80-0x0000000000830000-0x00000000008D2000-memory.dmp
memory/3392-82-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-85-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-88-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-91-0x0000000000400000-0x0000000000641000-memory.dmp
memory/3392-96-0x0000000000400000-0x0000000000641000-memory.dmp