Overview
overview
7Static
static
3CurseOfTwilight.exe
windows10-1703-x64
7$PLUGINSDI...ls.dll
windows10-1703-x64
3$PLUGINSDI...em.dll
windows10-1703-x64
3$PLUGINSDIR/app-64.7z
windows10-1703-x64
4CurseOfTwilight.exe
windows10-1703-x64
7d3dcompiler_47.dll
windows10-1703-x64
1ffmpeg.dll
windows10-1703-x64
1libEGL.dll
windows10-1703-x64
1libGLESv2.dll
windows10-1703-x64
1locales/de.ps1
windows10-1703-x64
1resources/elevate.exe
windows10-1703-x64
1vk_swiftshader.dll
windows10-1703-x64
1vk_swiftsh...d.json
windows10-1703-x64
3vulkan-1.dll
windows10-1703-x64
1$PLUGINSDI...7z.dll
windows10-1703-x64
3General
-
Target
Beta Curse Of Twilight.zip
-
Size
82.6MB
-
Sample
240302-3wtv2aae5w
-
MD5
ab331082813d365cac3eed4a99f5fece
-
SHA1
7e932c2daeb788e37624049474907f8f40f9b287
-
SHA256
ecd7c29e5959cbecb7332114b06956e215b1a5b351f55d95aaa16b514f89385f
-
SHA512
6644b880a15550e45bf423601eabbed555a3189b93516c621ed6e577b1ebb457570a35d710489d5eb57cd37e9faedc2843369a6a65337cc441dbbf658924452a
-
SSDEEP
1572864:HpAf/PTSs0u1TkyHW3CGNPrLfNwFPAMilND5XRBb9ZE1JOI:HpQXTl0u1TfHuCsHfNamJEzOI
Static task
static1
Behavioral task
behavioral1
Sample
CurseOfTwilight.exe
Resource
win10-20240221-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10-20240221-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/app-64.7z
Resource
win10-20240221-en
Behavioral task
behavioral5
Sample
CurseOfTwilight.exe
Resource
win10-20240221-en
Behavioral task
behavioral6
Sample
d3dcompiler_47.dll
Resource
win10-20240221-en
Behavioral task
behavioral7
Sample
ffmpeg.dll
Resource
win10-20240221-en
Behavioral task
behavioral8
Sample
libEGL.dll
Resource
win10-20240221-en
Behavioral task
behavioral9
Sample
libGLESv2.dll
Resource
win10-20240221-en
Behavioral task
behavioral10
Sample
locales/de.ps1
Resource
win10-20240221-en
Behavioral task
behavioral11
Sample
resources/elevate.exe
Resource
win10-20240221-en
Behavioral task
behavioral12
Sample
vk_swiftshader.dll
Resource
win10-20240221-en
Behavioral task
behavioral13
Sample
vk_swiftshader_icd.json
Resource
win10-20240221-en
Behavioral task
behavioral14
Sample
vulkan-1.dll
Resource
win10-20240221-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10-20240221-en
Malware Config
Targets
-
-
Target
CurseOfTwilight.exe
-
Size
82.6MB
-
MD5
34a1e4d0084b62fa0afead8e00008d78
-
SHA1
3d79c8b7cafdcd0c494d0c107d950caa1588555b
-
SHA256
aa885fde988aaa21158c838da6085bbf3518856759e80c9ee7c20762700e1128
-
SHA512
1237a04deb3f7bf4b566259b3c5731764eb54c3524a196eef49763a6bb77d62f8212e544545993fb2dbdfebe8b766b5b58fbd3768e9e1104d1d8bf71a692bd9d
-
SSDEEP
1572864:9/WHHr90/uSkhcgBYNOG7W8ZffuPLu4wTJDXhlxJ3pUJZzI7:9/8L9EuSkhvBSOqhffWmpUHzI7
Score7/10-
Executes dropped EXE
-
Loads dropped DLL
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
-
-
Target
$PLUGINSDIR/StdUtils.dll
-
Size
100KB
-
MD5
c6a6e03f77c313b267498515488c5740
-
SHA1
3d49fc2784b9450962ed6b82b46e9c3c957d7c15
-
SHA256
b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
-
SHA512
9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
-
SSDEEP
3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v
Score3/10 -
-
-
Target
$PLUGINSDIR/System.dll
-
Size
12KB
-
MD5
0d7ad4f45dc6f5aa87f606d0331c6901
-
SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457
-
SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
-
SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
-
SSDEEP
192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
Score3/10 -
-
-
Target
$PLUGINSDIR/app-64.7z
-
Size
82.1MB
-
MD5
ad3431f47e9bf0aa84f8ee6e2ab0c89b
-
SHA1
40b2fae707297a43d66c722beaf013589278d6c6
-
SHA256
403764542835510df3cc14e5538c51103d71f2bf4fb98360d2461389b1b322b5
-
SHA512
62eaad38da341b84d52249e77712e7fa1985c6c12ac6e738097c7c7409be069446d241a10aeb8b7bb2d83ba236fdf99616fc0a31471bfe380c637d192e8344ef
-
SSDEEP
1572864:P/WHHr90/uSkhcgBYNOG7W8ZffuPLu4wTJDXhlxJ3pUJZzO:P/8L9EuSkhvBSOqhffWmpUHzO
Score4/10 -
-
-
Target
CurseOfTwilight.exe
-
Size
158.4MB
-
MD5
b74d098f0a6ae42c6bf9d6d576115bdf
-
SHA1
89efb5b86ce578b0f3946e98aebbd00ca60161ba
-
SHA256
e8b492b418a2855e3806e7f756414f37442e6efde006c7ca2615cfbe8fbf9f6e
-
SHA512
40a6c666057c21f7744812f8d466448f245ef56247cd0db179358aeb7635fa77980691e3d542f9b9dba30579d6bb330874cfc561c1fbce43bec8b4ce549852b7
-
SSDEEP
1572864:XdPcKUXsjgWcPlYufjnCtdTG1pTkvqN3PN5g9qPKFTQyun+9qS/ALy/s88IcgDFf:w1os5I8Ax
Score7/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Loads dropped DLL
-
Adds Run key to start application
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
-
-
Target
d3dcompiler_47.dll
-
Size
4.7MB
-
MD5
2191e768cc2e19009dad20dc999135a3
-
SHA1
f49a46ba0e954e657aaed1c9019a53d194272b6a
-
SHA256
7353f25dc5cf84d09894e3e0461cef0e56799adbc617fce37620ca67240b547d
-
SHA512
5adcb00162f284c16ec78016d301fc11559dd0a781ffbeff822db22efbed168b11d7e5586ea82388e9503b0c7d3740cf2a08e243877f5319202491c8a641c970
-
SSDEEP
49152:KCZnRO4XyM53Rkq4ypQqdoRpmruVNYvkaRwvhiD0N+YEzI4og/RfzHLeHTRhFRNc:xG2QCwmHPnog/pzHAo/A6l
Score1/10 -
-
-
Target
ffmpeg.dll
-
Size
2.7MB
-
MD5
384713176a162115d30e9af7ee20a5c6
-
SHA1
7efd2c9adb08fd4b893cad5613891f2e96e88351
-
SHA256
64dbe39b8bced2d4f2ddd727e914f17a385366cac4d4e63118915b2b093d90c9
-
SHA512
2d25176ae9f9d35f82c713e2321e74fbe4e730437a0ae733adc49d85f41c6c47287617f497ea0b414716bd790079d1b4372bd07f51664222276879fcec15af5a
-
SSDEEP
49152:N8h7ilnY895zc09Myl6QL3n6F+hTf6yfPvJr8PNStFwLluJMWykOFC:tn1H9MDCn6OFMWyBC
Score1/10 -
-
-
Target
libEGL.dll
-
Size
469KB
-
MD5
6c5b0b0db75e8c47ab56becc18711074
-
SHA1
496fbf7623a6c81b5c7ffa9b24b73281261653ee
-
SHA256
f37e1330f5213a7171d8d227300b431dee8ba4f5809c86dd88240ce440724d0a
-
SHA512
cd5689cd1f72ef0e7f92515217290179885ae9a47186351347cb93354c028eba1c543920cf51c0f83ae16543c1dffd7f7cfae05d6883c1bf40924af08fed89ed
-
SSDEEP
6144:uI9l960ewE3X883ZrzMkBmi12EvUGsADlIgHc:uClY0WM8JrzMIKOD1
Score1/10 -
-
-
Target
libGLESv2.dll
-
Size
7.1MB
-
MD5
6e5af27d35dfd23416fe47db329b9109
-
SHA1
9c4a922b7ff3c8204ade0903ec029a1a3d274fc1
-
SHA256
11c02af9eb233ffd13c8ffae49aea486c97d1f631f560822bbd129a6e14107b9
-
SHA512
a0c742b8a75f5ee349924f7463e64164fbdc05ce520fb3e99694796be6e9d9799a4d2dc60c7c2580bcaaeee553c920a3c767a624d2269a683dc05611a3623d46
-
SSDEEP
98304:dAgpTkR1+f1SlkWW6yAKwCD2x9Stm5H5wXVnJ:O9nSYxCdcKn
Score1/10 -
-
-
Target
locales/de.pak
-
Size
477KB
-
MD5
7ccdc41a3dbdf89058d71629225664ae
-
SHA1
e15c35b18685d9573349ff4247733b5f5ada8717
-
SHA256
163ea4c2cf67edd0526a8e18d3810872e92a1d4e17b5cf4f04107fda5967b0c9
-
SHA512
13b20b0db02a0a7480c56c79304ef594353507e1a30da0130b73aa8e9ec7636f306315a6f40729b10dc725f936642d2e2b282ed3040a079a6f25a7f9f7f1ae28
-
SSDEEP
6144:hHb3YfHLHsf63K7UpTzighla/nxDUBEmw3Am0o268dz5qRwT1MROI+ChF:yzY63K7UpCgvaPhf0p5q9+ChF
Score1/10 -
-
-
Target
resources/elevate.exe
-
Size
105KB
-
MD5
792b92c8ad13c46f27c7ced0810694df
-
SHA1
d8d449b92de20a57df722df46435ba4553ecc802
-
SHA256
9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37
-
SHA512
6c247254dc18ed81213a978cce2e321d6692848c64307097d2c43432a42f4f4f6d3cf22fb92610dfa8b7b16a5f1d94e9017cf64f88f2d08e79c0fe71a9121e40
-
SSDEEP
3072:1bLnrwQoRDtdMMgSXiFJWcIgUVCfRjV/GrWl:1PrwRhte1XsE1l
Score1/10 -
-
-
Target
vk_swiftshader.dll
-
Size
4.9MB
-
MD5
413700033c7a02a0fb21eb0b57e3d87e
-
SHA1
77961132c3450418f6f8601e9210420602039cf0
-
SHA256
2a711ae49eea54fd2d7e213af228ffaf57f5a76d8c8d9c225f4b055198f47bc8
-
SHA512
9341b8395d4a689b215246171f05f5a0ef7c02b9d1716bd43ed5ed1b8047042f29be4f7a11145dae40afebcd1b28b27519dcaf113398c181082d3e4e6b45d92d
-
SSDEEP
49152:A6PkZFjKeDTIEvAvlo6coVQxa8sVr0yN1J+MuXy557nDOPNt7wpr30sN+05uQKY8:ANZFjAgpOz2VeCCAkEvkCvGZo9z
Score1/10 -
-
-
Target
vk_swiftshader_icd.json
-
Size
106B
-
MD5
8642dd3a87e2de6e991fae08458e302b
-
SHA1
9c06735c31cec00600fd763a92f8112d085bd12a
-
SHA256
32d83ff113fef532a9f97e0d2831f8656628ab1c99e9060f0332b1532839afd9
-
SHA512
f5d37d1b45b006161e4cefeebba1e33af879a3a51d16ee3ff8c3968c0c36bbafae379bf9124c13310b77774c9cbb4fa53114e83f5b48b5314132736e5bb4496f
Score3/10 -
-
-
Target
vulkan-1.dll
-
Size
917KB
-
MD5
a820f574b55fc3dd5a7a5fae89e90bf9
-
SHA1
c0c81463a64b3f98a6a3c8810f4dbb42ae284f9f
-
SHA256
52ba3ca2a03fd547e0ca45d8338265f4c5898a7c0e941dc90c80e9e5e9fbcebf
-
SHA512
4f0f65141a8941f66c452389d75dc719a27ea213502abe05353d4d8dc1a494ae67ea38af19bef4dc4ae6c97427043c175d98af8b0247a8fc2337a9492c75ddcd
-
SSDEEP
24576:9V9nIy2kwpHHPDnCo3A1XpQ66Z5WoDYsHs6g3P0zAk7GG3:Rt2zNLnxA1+66Z5WoDYsHs6g3P0zAk7Z
Score1/10 -
-
-
Target
$PLUGINSDIR/nsis7z.dll
-
Size
424KB
-
MD5
80e44ce4895304c6a3a831310fbf8cd0
-
SHA1
36bd49ae21c460be5753a904b4501f1abca53508
-
SHA256
b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
-
SHA512
c8ba7b1f9113ead23e993e74a48c4427ae3562c1f6d9910b2bbe6806c9107cf7d94bc7d204613e4743d0cd869e00dafd4fb54aad1e8adb69c553f3b9e5bc64df
-
SSDEEP
6144:aUWQQ5O3fz0NG3ucDaEUTWfk+ZA0NrCL/k+uyoyBOX1okfW7w+Pfzqibckl:an5QEG39fPAkrE4yrBOXDfaNbck
Score3/10 -
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1