Malware Analysis Report

2024-10-16 06:59

Sample ID 240609-y1lm1aee6y
Target SolaraBootstrapper.exe
SHA256 a7fecfc225dfdd4e14dcd4d1b4ba1b9f8e4d1984f1cdd8cda3a9987e5d53c239
Tags
themida
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

a7fecfc225dfdd4e14dcd4d1b4ba1b9f8e4d1984f1cdd8cda3a9987e5d53c239

Threat Level: Shows suspicious behavior

The file SolaraBootstrapper.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

themida

Themida packer

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-09 20:15

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-09 20:15

Reported

2024-06-09 20:26

Platform

win7-20240508-en

Max time kernel

42s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"

Signatures

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A raw.githubusercontent.com N/A N/A
N/A raw.githubusercontent.com N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp
US 8.8.8.8:53 raw.githubusercontent.com udp
US 185.199.110.133:443 raw.githubusercontent.com tcp
GB 20.26.156.215:443 github.com tcp

Files

memory/2024-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

memory/2024-1-0x0000000000B60000-0x0000000000B6A000-memory.dmp

memory/2024-2-0x00000000744F0000-0x0000000074BDE000-memory.dmp

memory/2024-3-0x00000000744F0000-0x0000000074BDE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-09 20:15

Reported

2024-06-09 20:26

Platform

win10v2004-20240508-en

Max time kernel

3s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"

Signatures

Themida packer

themida
Description Indicator Process Target
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Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A raw.githubusercontent.com N/A N/A
N/A raw.githubusercontent.com N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\SolaraBootstrapper.exe"

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe

"C:\Users\Admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe"

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 --field-trial-handle=3852,i,1067197275908310731,12785105794523264014,262144 --variations-seed-version --mojo-platform-channel-handle=4236 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 github.com udp
GB 20.26.156.215:443 github.com tcp
US 8.8.8.8:53 raw.githubusercontent.com udp
US 185.199.109.133:443 raw.githubusercontent.com tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp
N/A 20.190.159.73:443 tcp
US 8.8.8.8:53 udp
SE 192.229.221.95:80 tcp
US 8.8.8.8:53 udp

Files

memory/1912-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

memory/1912-2-0x0000000002950000-0x000000000295A000-memory.dmp

memory/1912-1-0x0000000000510000-0x000000000051A000-memory.dmp

memory/1912-3-0x00000000749F0000-0x00000000751A0000-memory.dmp

memory/1912-5-0x00000000059D0000-0x00000000059E2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Monaco\fileaccess\node_modules\hasown\.nycrc

MD5 c2ab942102236f987048d0d84d73d960
SHA1 95462172699187ac02eaec6074024b26e6d71cff
SHA256 948366fea3b423a46366326d0bb2e54b08abd1cf0b243678ba6625740c40da5a
SHA512 e36b20c16ceeb090750f3865efc8d7fd983ae4e8b41c30cc3865d2fd4925bf5902627e1f1ed46c0ff2453f076ef9de34be899ef57754b29cd158440071318479

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Monaco\fileaccess\node_modules\has-proto\.eslintrc

MD5 c28b0fe9be6e306cc2ad30fe00e3db10
SHA1 af79c81bd61c9a937fca18425dd84cdf8317c8b9
SHA256 0694050195fc694c5846b0a2a66b437ac775da988f0a779c55fb892597f7f641
SHA512 e3eca17804522ffa4f41e836e76e397a310a20e8261a38115b67e8b644444153039d04198fb470f45be2997d2c7a72b15bd4771a02c741b3cbc072ea6ef432e9

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Monaco\fileaccess\node_modules\get-intrinsic\.nycrc

MD5 d0104f79f0b4f03bbcd3b287fa04cf8c
SHA1 54f9d7adf8943cb07f821435bb269eb4ba40ccc2
SHA256 997785c50b0773e5e18bf15550fbf57823c634fefe623cd37b3c83696402ad0a
SHA512 daf9b5445cfc02397f398adfa0258f2489b70699dfec6ca7e5b85afe5671fdcabe59edee332f718f5e5778feb1e301778dffe93bb28c1c0914f669659bad39c6

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Monaco\fileaccess\node_modules\vary\LICENSE

MD5 13babc4f212ce635d68da544339c962b
SHA1 4881ad2ec8eb2470a7049421047c6d076f48f1de
SHA256 bd47ce7b88c7759630d1e2b9fcfa170a0f1fde522be09e13fb1581a79d090400
SHA512 40e30174433408e0e2ed46d24373b12def47f545d9183b7bce28d4ddd8c8bb528075c7f20e118f37661db9f1bba358999d81a14425eb3e0a4a20865dfcb53182

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.exe

MD5 f8f4522d11178a26e97e2046f249dfa7
SHA1 8b591d9a37716e235260fb6b3f601e4ccbebf15d
SHA256 3c372a8919c28dc76414b2f30da423c3e1018b1a8444527949ce20cc3fc93ed0
SHA512 52ea881cad501cf1d5e8ac47355e862ac1bd39cb6e1ff3d362d392b6f2d676e74878832505d17a552aaa3bc8f3977da11fa3f9903722eedd23716fb46ddb7492

memory/3712-1471-0x00007FFBF8013000-0x00007FFBF8015000-memory.dmp

memory/3712-1472-0x00000260782E0000-0x00000260782FA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Wpf.Ui.dll

MD5 75ec93f4b7e5b3d29727d07361a65987
SHA1 d5435e899277fdb7c90ab654796ad34d53c45b2d
SHA256 e4eece00b0741d82e2693114690dc83dc0279271ea431877d39a3e25f985f143
SHA512 da0e62081b12eb2a9bf495d16d3a258279745cbb243b7de93435fd7baaf859e46667672d609272a65a97227015999aec409179ee862bec0e978dc6b2162206eb

memory/3712-1475-0x000002607D3F0000-0x000002607D92C000-memory.dmp

memory/3712-1474-0x00007FFBF8010000-0x00007FFBF8AD1000-memory.dmp

memory/3712-1478-0x000002607CFA0000-0x000002607D01E000-memory.dmp

memory/3712-1480-0x00000260786F0000-0x00000260786FE000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Microsoft.Web.WebView2.Wpf.dll

MD5 34ec990ed346ec6a4f14841b12280c20
SHA1 6587164274a1ae7f47bdb9d71d066b83241576f0
SHA256 1e987b22cd011e4396a0805c73539586b67df172df75e3dded16a77d31850409
SHA512 b565015ca4b11b79ecbc8127f1fd40c986948050f1caefdd371d34ed2136af0aabf100863dc6fd16d67e3751d44ee13835ea9bf981ac0238165749c4987d1ae0

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\Microsoft.Web.WebView2.Core.dll

MD5 5318dd85ebed37d1117503ab695d08ee
SHA1 ea9eff2cfde54ff2de40c498950731e3f35c9617
SHA256 3421d7a153654ba80e5c3eb82fc9bd2c0ccba63c7304b8b5e104026436f80e95
SHA512 e42a918e0b5c5a114e38418d26f62ed3d3b2484db2975d607eac13acecb40886ddefc8be26eaa948445e10af60a1201afff5fbfe3d5ffa13a866283cae9028b9

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\WebView2Loader.dll

MD5 a0bd0d1a66e7c7f1d97aedecdafb933f
SHA1 dd109ac34beb8289030e4ec0a026297b793f64a3
SHA256 79d7e45f8631e8d2541d01bfb5a49a3a090be72b3d465389a2d684680fee2e36
SHA512 2a50ae5c7234a44b29f82ebc2e3cfed37bf69294eb00b2dc8905c61259975b2f3a059c67aeab862f002752454d195f7191d9b82b056f6ef22d6e1b0bb3673d50

memory/3712-1476-0x000002607D060000-0x000002607D11A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\zlib1.dll

MD5 75365924730b0b2c1a6ee9028ef07685
SHA1 a10687c37deb2ce5422140b541a64ac15534250f
SHA256 945e7f5d09938b7769a4e68f4ef01406e5af9f40db952cba05ddb3431dd1911b
SHA512 c1e31c18903e657203ae847c9af601b1eb38efa95cb5fa7c1b75f84a2cba9023d08f1315c9bb2d59b53256dfdb3bac89930252138475491b21749471adc129a1

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\vcruntime140.dll

MD5 7a2b8cfcd543f6e4ebca43162b67d610
SHA1 c1c45a326249bf0ccd2be2fbd412f1a62fb67024
SHA256 7d7ca28235fba5603a7f40514a552ac7efaa67a5d5792bb06273916aa8565c5f
SHA512 e38304fb9c5af855c1134f542adf72cde159fab64385533eafa5bb6e374f19b5a29c0cb5516fc5da5c0b5ac47c2f6420792e0ac8ddff11e749832a7b7f3eb5c8

memory/3712-1491-0x0000000180000000-0x0000000180E54000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\libcurl.dll

MD5 da738e890e289695e3ead648a77ca1a5
SHA1 669bb839ebebb169c57336720590bd834b74dfcc
SHA256 b24b06af845ca78ad2c3358c0bab36ee41562859208e05aae5446de572ce9e9e
SHA512 47e765c0881d40d2c66a6cb123a19107b9463df8282ece8534b432108d2e0a808b24a67ae6065de549dcb5faf0a005af9b9a41d54e80a2b7b9ab918af08c665e

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\libcurl.dll

MD5 e31f5136d91bad0fcbce053aac798a30
SHA1 ee785d2546aec4803bcae08cdebfd5d168c42337
SHA256 ee94e2201870536522047e6d7fe7b903a63cd2e13e20c8fffc86d0e95361e671
SHA512 a1543eb1d10d25efb44f9eaa0673c82bfac5173055d04c0f3be4792984635a7c774df57a8e289f840627754a4e595b855d299070d469e0f1e637c3f35274abe6

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\cd57e4c171d6e8f5ea8b8f824a6a7316.dll

MD5 03ec09edb2005d8aedbae7178766b2d2
SHA1 92512e2b3cefc2693547f8d69f02bb173c760991
SHA256 6b05bc1c02ac2cc5bafd34933a0fe554cea267b43def1bb4553aea8dc36ef336
SHA512 45b00a92fd7e72250f9fe227ded690c4ab02fd4b86205d6de52293d2916474319fedccb2bc0456c67d002dd8e8d9ebf91b26f724dce373558528f6c3c83471a4

memory/3712-1493-0x0000000180000000-0x0000000180E54000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Solara.Dir\bin\path.txt

MD5 0e2184f1c7464b6617329fb18f107b4f
SHA1 6f22f98471e33c9db10d6f6f1728e98852e25b8f
SHA256 dbf5f44e1b84a298dbbcad3c31a617d2f6cfa08eb5d16e05a5c28726c574d4eb
SHA512 8e745c0215d52e15702551f29efb882a5eba97b5f279ccc29293b1a9b1b8661bf71b548569f9a99fa35c35a15d1b6b288d3c381c1292418c36dc89e2fa0b3a37

memory/3712-1496-0x000002607D370000-0x000002607D378000-memory.dmp

memory/3712-1498-0x000002607FF60000-0x000002607FF6E000-memory.dmp

memory/3712-1497-0x000002607FF90000-0x000002607FFC8000-memory.dmp

memory/3712-1492-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1494-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1500-0x00007FFC08950000-0x00007FFC08974000-memory.dmp

memory/3712-1499-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/1912-1501-0x00000000749F0000-0x00000000751A0000-memory.dmp

memory/3712-1504-0x00007FFBF8013000-0x00007FFBF8015000-memory.dmp

memory/3712-1502-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1505-0x00007FFBF8010000-0x00007FFBF8AD1000-memory.dmp

memory/3712-1506-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1507-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1509-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1511-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1513-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1515-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1517-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1519-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1521-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1523-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1525-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1527-0x0000000180000000-0x0000000180E54000-memory.dmp

memory/3712-1529-0x0000000180000000-0x0000000180E54000-memory.dmp