Overview
overview
10Static
static
10Korepi.rar
windows10-1703-x64
10Korepi/Korepi.exe
windows10-1703-x64
10Korepi/chr...nt.pak
windows10-1703-x64
3Korepi/chr...nt.pak
windows10-1703-x64
3Korepi/con...ig.xml
windows10-1703-x64
1Korepi/con...es.pdb
windows10-1703-x64
3Korepi/d3d...47.dll
windows10-1703-x64
3Korepi/d4d...er.xml
windows10-1703-x64
1Korepi/dll/ffmpeg.dll
windows10-1703-x64
1Korepi/dll/libEGL.dll
windows10-1703-x64
1Korepi/dll...v2.dll
windows10-1703-x64
3Korepi/dll...er.dll
windows10-1703-x64
3Korepi/dll...d.json
windows10-1703-x64
3Korepi/dll...-1.dll
windows10-1703-x64
3Korepi/ffmpeg.dll
windows10-1703-x64
1Korepi/icudtl.dat
windows10-1703-x64
3Korepi/libEGL.dll
windows10-1703-x64
1Korepi/libGLESv2.dll
windows10-1703-x64
3Korepi/system.yaml
windows10-1703-x64
3Korepi/sys...gl.pdb
windows10-1703-x64
3Korepi/vgrl.dll
windows10-1703-x64
1Korepi/vivoxsdk.dll
windows10-1703-x64
1General
-
Target
Korepi.rar
-
Size
22.4MB
-
Sample
240208-x9kavshh6s
-
MD5
ecb834d94edbee6f13e0851fa6caf1f4
-
SHA1
3212af8c23e6c19ef53b6b7d711397676b508e26
-
SHA256
3343644e85fc33f8cd3b97e0f7275053f1c272932379c61b3c0d3c620a23a4ee
-
SHA512
12e31a8d653f68c5b4af69b9f20622923fd1f28ea414e5dcdc2be373f5a4fcc860f01fafee3b11dca018568c3f602ad1d484c3c19c050ef5348d1c0bb6091254
-
SSDEEP
393216:daXr/gp4rHPuszFA5Hj/9/gp4rWcQQtwvxPCsWQQs/uszDq2Z/SE/Mb4KZnJsQwJ:di/gp6HHijV/gp6WVQGhW3stzZREb4Qq
Behavioral task
behavioral1
Sample
Korepi.rar
Resource
win10-20231215-en
Behavioral task
behavioral2
Sample
Korepi/Korepi.exe
Resource
win10-20231220-en
Behavioral task
behavioral3
Sample
Korepi/chrome_100_percent.pak
Resource
win10-20231215-en
Behavioral task
behavioral4
Sample
Korepi/chrome_200_percent.pak
Resource
win10-20231215-en
Behavioral task
behavioral5
Sample
Korepi/config/config.xml
Resource
win10-20231215-en
Behavioral task
behavioral6
Sample
Korepi/config/resources.pdb
Resource
win10-20231215-en
Behavioral task
behavioral7
Sample
Korepi/d3dcompiler_47.dll
Resource
win10-20231215-en
Behavioral task
behavioral8
Sample
Korepi/d4dcompiler.xml
Resource
win10-20231215-en
Behavioral task
behavioral9
Sample
Korepi/dll/ffmpeg.dll
Resource
win10-20231220-en
Behavioral task
behavioral10
Sample
Korepi/dll/libEGL.dll
Resource
win10-20231215-en
Behavioral task
behavioral11
Sample
Korepi/dll/libGLESv2.dll
Resource
win10-20231215-en
Behavioral task
behavioral12
Sample
Korepi/dll/vk_swiftshader.dll
Resource
win10-20231215-en
Behavioral task
behavioral13
Sample
Korepi/dll/vk_swiftshader_icd.json
Resource
win10-20231220-en
Behavioral task
behavioral14
Sample
Korepi/dll/vulkan-1.dll
Resource
win10-20231215-en
Behavioral task
behavioral15
Sample
Korepi/ffmpeg.dll
Resource
win10-20231215-en
Behavioral task
behavioral16
Sample
Korepi/icudtl.dat
Resource
win10-20231215-en
Behavioral task
behavioral17
Sample
Korepi/libEGL.dll
Resource
win10-20231215-en
Behavioral task
behavioral18
Sample
Korepi/libGLESv2.dll
Resource
win10-20231215-en
Behavioral task
behavioral19
Sample
Korepi/system.yaml
Resource
win10-20231215-en
Behavioral task
behavioral20
Sample
Korepi/systemlibegl.pdb
Resource
win10-20231215-en
Behavioral task
behavioral21
Sample
Korepi/vgrl.dll
Resource
win10-20231215-en
Behavioral task
behavioral22
Sample
Korepi/vivoxsdk.dll
Resource
win10-20231215-en
Malware Config
Extracted
44caliber
https://discord.com/api/webhooks/1204820036871651418/CUplXl5h8mK8wayRD4L98BI20GJlZ7pUqazPKIFG3k71PQZAQLEztS-LsGq873wkB2Tf
Targets
-
-
Target
Korepi.rar
-
Size
22.4MB
-
MD5
ecb834d94edbee6f13e0851fa6caf1f4
-
SHA1
3212af8c23e6c19ef53b6b7d711397676b508e26
-
SHA256
3343644e85fc33f8cd3b97e0f7275053f1c272932379c61b3c0d3c620a23a4ee
-
SHA512
12e31a8d653f68c5b4af69b9f20622923fd1f28ea414e5dcdc2be373f5a4fcc860f01fafee3b11dca018568c3f602ad1d484c3c19c050ef5348d1c0bb6091254
-
SSDEEP
393216:daXr/gp4rHPuszFA5Hj/9/gp4rWcQQtwvxPCsWQQs/uszDq2Z/SE/Mb4KZnJsQwJ:di/gp6HHijV/gp6WVQGhW3stzZREb4Qq
-
Executes dropped EXE
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
-
-
Target
Korepi/Korepi.exe
-
Size
274KB
-
MD5
efa2b41e3fad6f9748f69cee22300fd8
-
SHA1
9989d14b2b6876f53969ca4346109fd377013a71
-
SHA256
f8caf6d4c0c782dc6f40399a72286412dba50c081c38efee96417910516e0123
-
SHA512
2bca7353443a8e771abdd71780545f08e20d9231161802a7d838860f6149c07bf912142cf2c2def98439ee3d8904c65fb7f0a2f229dcf73575270062c3f60ec6
-
SSDEEP
6144:Af+BLtABPDLgj1xw1eO5rbMMzhgUsYqTXGRFafTyElI1D05KJ:r161eO5rbHHsYqTXGtp1DDJ
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
-
-
Target
Korepi/chrome_100_percent.pak
-
Size
126KB
-
MD5
d31f3439e2a3f7bee4ddd26f46a2b83f
-
SHA1
c5a26f86eb119ae364c5bf707bebed7e871fc214
-
SHA256
9f79f46ca911543ead096a5ee28a34bf1fbe56ec9ba956032a6a2892b254857e
-
SHA512
aa27c97bf5581eb3f5e88f112df8bfb6a5283ce44eb13fbc41855008f84fb5b111dfe0616c310c3642b7f8ac99623d7c217aecc353f54f4d8f7042840099abc5
-
SSDEEP
3072:5KzwqCT4waJL2myFhPNL2o418Gb0+VRLf0ld0GY3cQ39Vm2I:5Kzwt4LwmU3K18Gb0OV8ld0GecQ3f2
Score3/10 -
-
-
Target
Korepi/chrome_200_percent.pak
-
Size
175KB
-
MD5
5604b67e3f03ab2741f910a250c91137
-
SHA1
a4bb15ac7914c22575f1051a29c448f215fe027f
-
SHA256
1408387e87cb5308530def6ce57bdc4e0abbbaa9e70f687fd6c3a02a56a0536c
-
SHA512
5e6f875068792e862b1fc8bb7b340ac0f1f4c51e53e50be81a5af8575ca3591f4e7eb9239890178b17c5a8ff4ebb23719190d7db0bd8a9aa6dcb4308ffa9a34d
-
SSDEEP
3072:+DQYaEQN6AJPRJL2myFhPNafR54x5GMR+F44ffbdZnYw9p4AbIVGYoDd+HxNK/r4:+DQYaNN68RwmU0gx5GMRejnbdZnVE6YR
Score3/10 -
-
-
Target
Korepi/config/config.config
-
Size
161B
-
MD5
c16b0746faa39818049fe38709a82c62
-
SHA1
3fa322fe6ed724b1bc4fd52795428a36b7b8c131
-
SHA256
d61bde901e7189cc97d45a1d4c4aa39d4c4de2b68419773ec774338506d659ad
-
SHA512
cbcba899a067f8dc32cfcbd1779a6982d25955de91e1e02cee8eaf684a01b0dee3642c2a954903720ff6086de5a082147209868c03665c89f814c6219be2df7c
Score1/10 -
-
-
Target
Korepi/config/resources.pdb
-
Size
859KB
-
MD5
a94625694cb03f4d65d29d03d81a26d9
-
SHA1
d64d366da9e9f9c6ea9227b67f48c078e1b860f0
-
SHA256
e7e2f44e3eecd370607270bf468c863730a59f9a476a76092019d7457d2970ed
-
SHA512
8bf9456d2c0e145da6a4de3e325f176b47076d7b4669583eefa0435ed0180975be67d106524f75105a9f864e2fffc9a8b3ad57ee6a93ba3c999106ea12a9387c
-
SSDEEP
6144:OITx2IE9/00FgHGshz1yiTWkKZ4gQWbt1NpfJXz3z0XWbVJXz3zE:nogR8o27NpfFB
Score3/10 -
-
-
Target
Korepi/d3dcompiler_47.dll
-
Size
3.9MB
-
MD5
ab3be0c427c6e405fad496db1545bd61
-
SHA1
76012f31db8618624bc8b563698b2669365e49cb
-
SHA256
827d12e4ed62520b663078bbf26f95dfd106526e66048cf75b5c9612b2fb7ce6
-
SHA512
d1dc2ec77c770c5da99e688d799f88b1e585f8dcf63e6876e237fe7fce6e23b528e6a5ef94ffc68283c60ae4e465ff19d3fd6f2fae5de4504b5479d68cbc4dba
-
SSDEEP
98304:q4Xyn7IfxiYMzgom1mEU/AJC/vujMD9rM:809om1hU/Aavu4D9rM
Score3/10 -
-
-
Target
Korepi/d4dcompiler.config
-
Size
161B
-
MD5
c16b0746faa39818049fe38709a82c62
-
SHA1
3fa322fe6ed724b1bc4fd52795428a36b7b8c131
-
SHA256
d61bde901e7189cc97d45a1d4c4aa39d4c4de2b68419773ec774338506d659ad
-
SHA512
cbcba899a067f8dc32cfcbd1779a6982d25955de91e1e02cee8eaf684a01b0dee3642c2a954903720ff6086de5a082147209868c03665c89f814c6219be2df7c
Score1/10 -
-
-
Target
Korepi/dll/ffmpeg.dll
-
Size
2.4MB
-
MD5
c921230b4bbe802f0d797db79d0009b9
-
SHA1
dd852ce1f82b2daadfb85efa9c53e3264e1d401e
-
SHA256
02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225
-
SHA512
6acdda7d638609ffa1989e50dde5a51436ae3d98e036b24ffc2c3f08bc0d39e91a5a2ea427063645f3141f06e7c272ca45fd41333d6770f8402651489a0f6da7
-
SSDEEP
49152:u/LIKmZb04F/xKbOhyoWKuVWaMhGoEIoqc8:u0vZjgqhyoW9v178
Score1/10 -
-
-
Target
Korepi/dll/libEGL.dll
-
Size
375KB
-
MD5
51cc9f3891cfe33e095f901c8e5f121d
-
SHA1
03ac95d250969e65a3ede7a29c3e5425ccdd9fe1
-
SHA256
961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2
-
SHA512
3351898af8c75afa8df3f300416bc9d40f4ead90ea947876140ec54a015fafd149427a9dfb5b7c8239ae229839edd786561a5a73ffe37f29758946fd18730039
-
SSDEEP
6144:5tp6qTYU1a4FPLg8Z166+6FKkHmIMTPSZMP:pvTnRm8Z161WGXPSZ
Score1/10 -
-
-
Target
Korepi/dll/libGLESv2.dll
-
Size
6.4MB
-
MD5
fb74e837a2ebbf59afeb09106644a9ab
-
SHA1
55225fcc692aa332f698960c3dc1140d791d1fa1
-
SHA256
e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a
-
SHA512
585e464de076d6d2560288fe9430004430effb0599134bfb30fabb7bad3cdccff9458d21d17f580823a308cd6472f36d1f1ce6a04e568ba6dcca2e68fd39d63f
-
SSDEEP
196608:2NtQrp20oWAyqiq9RcMDBtC3rS4+4aJs4t:2NtQrp2uAypq0MDBtg1EJ
Score3/10 -
-
-
Target
Korepi/dll/vk_swiftshader.dll
-
Size
4.3MB
-
MD5
ad00a712203b9dfb702d886e43d215e6
-
SHA1
1921d4d14b5ac0a669f69cd852a41eba8377a434
-
SHA256
01742049534047b956328b9a0ca57f720e957edb684a6a0d70acc992e2b684fc
-
SHA512
f4672dce073c940fe3b9f9687fc9a195b5d0a6e51bb92c91047775be244ce95a2c743947eb05299d77cb3c8b914821984bb98182bc9afdc35e3963148f5562e0
-
SSDEEP
49152:TRFxCyzWuNtr3nQAqKktwjcXBQkHTTZjbryATFeYkScdII2HM2lbpTFk6dwkIIq/:TR+rwY1V2iy0SpGOjECAetx80J
Score3/10 -
-
-
Target
Korepi/dll/vk_swiftshader_icd.json
-
Size
106B
-
MD5
8642dd3a87e2de6e991fae08458e302b
-
SHA1
9c06735c31cec00600fd763a92f8112d085bd12a
-
SHA256
32d83ff113fef532a9f97e0d2831f8656628ab1c99e9060f0332b1532839afd9
-
SHA512
f5d37d1b45b006161e4cefeebba1e33af879a3a51d16ee3ff8c3968c0c36bbafae379bf9124c13310b77774c9cbb4fa53114e83f5b48b5314132736e5bb4496f
Score3/10 -
-
-
Target
Korepi/dll/vulkan-1.dll
-
Size
774KB
-
MD5
c5292c08876926143ef404b3e638c314
-
SHA1
aa4917507da1bd71d0671c449af9e2e081295c90
-
SHA256
84c7f070e59f3b0bce2d32d4f2e6c7e03fb5d30f82a99c4edd8a251c9a3c0e74
-
SHA512
9e4d8f89de130d20ac7fcc34e3e8914320bed5d0ca61156a80a8d9bc66882e6f6a19012106e949ecda8e515203a605ad56e19ec0d4c0f73cfbab5f40c5746763
-
SSDEEP
12288:4UohdHyFed5rdrIlAj9HuibYc+0lNRcHVrkxhHnOs:4UoqAd5rdM6pOTc+kNR2kxVH
Score3/10 -
-
-
Target
Korepi/ffmpeg.dll
-
Size
2.4MB
-
MD5
c921230b4bbe802f0d797db79d0009b9
-
SHA1
dd852ce1f82b2daadfb85efa9c53e3264e1d401e
-
SHA256
02a6d001e6dd944738e09b720e49dcb1272cb782b870e5ae319d4600bc192225
-
SHA512
6acdda7d638609ffa1989e50dde5a51436ae3d98e036b24ffc2c3f08bc0d39e91a5a2ea427063645f3141f06e7c272ca45fd41333d6770f8402651489a0f6da7
-
SSDEEP
49152:u/LIKmZb04F/xKbOhyoWKuVWaMhGoEIoqc8:u0vZjgqhyoW9v178
Score1/10 -
-
-
Target
Korepi/icudtl.dat
-
Size
10.0MB
-
MD5
76bef9b8bb32e1e54fe1054c97b84a10
-
SHA1
05dfea2a3afeda799ab01bb7fbce628cacd596f4
-
SHA256
97b978a19edd4746e9a44d9a44bb4bc519e127a203c247837ec0922f573449e3
-
SHA512
7330df8129e7a0b7b3655498b2593321595ec29445ea193c8f473c593590f5701eb7125ff6e5cde970c54765f9565fa51c2c54af6e2127f582ab45efa7a3a0f6
-
SSDEEP
196608:p5zwSv9AAyse6liXUxCGZHa93Whlw6ZCXU0:pyKlysTliXUxCGZHa93Whlw6ZCX1
Score3/10 -
-
-
Target
Korepi/libEGL.dll
-
Size
375KB
-
MD5
51cc9f3891cfe33e095f901c8e5f121d
-
SHA1
03ac95d250969e65a3ede7a29c3e5425ccdd9fe1
-
SHA256
961aff31cab097ebb973a32140c4f87c415734412771cf1fdfe24ddc675b54c2
-
SHA512
3351898af8c75afa8df3f300416bc9d40f4ead90ea947876140ec54a015fafd149427a9dfb5b7c8239ae229839edd786561a5a73ffe37f29758946fd18730039
-
SSDEEP
6144:5tp6qTYU1a4FPLg8Z166+6FKkHmIMTPSZMP:pvTnRm8Z161WGXPSZ
Score1/10 -
-
-
Target
Korepi/libGLESv2.dll
-
Size
6.4MB
-
MD5
fb74e837a2ebbf59afeb09106644a9ab
-
SHA1
55225fcc692aa332f698960c3dc1140d791d1fa1
-
SHA256
e6ab5fc601d0d230c989d2f481b37c259a0a1fffb7fb841b7099a5e966f0088a
-
SHA512
585e464de076d6d2560288fe9430004430effb0599134bfb30fabb7bad3cdccff9458d21d17f580823a308cd6472f36d1f1ce6a04e568ba6dcca2e68fd39d63f
-
SSDEEP
196608:2NtQrp20oWAyqiq9RcMDBtC3rS4+4aJs4t:2NtQrp2uAypq0MDBtg1EJ
Score3/10 -
-
-
Target
Korepi/system.yaml
-
Size
16KB
-
MD5
95a33bcd75c74597962b4d3adf2620b7
-
SHA1
2522e73650d2105cf07f4609c3f5ca4a01504434
-
SHA256
8f7b7fdd740bf8d5b7c30984e76e45cbfdaa18ba9b5a1ed6d5a2287630a27da0
-
SHA512
7dc1fe7ca9e3a5f1d337ee8935cb5c1482fa30cd9dad722ceca229bd45963d7c27dc980c4d4543d2fcf4aafa3d77140c7600d15925c4466c8cff5f92af0a6cc5
-
SSDEEP
384:gaNYrjNYLhNYbnNY5qANYdINYdhNYxgNY9zNYxmQNYjwle9NYLP2pE:k
Score3/10 -
-
-
Target
Korepi/systemlibegl.pdb
-
Size
859KB
-
MD5
a94625694cb03f4d65d29d03d81a26d9
-
SHA1
d64d366da9e9f9c6ea9227b67f48c078e1b860f0
-
SHA256
e7e2f44e3eecd370607270bf468c863730a59f9a476a76092019d7457d2970ed
-
SHA512
8bf9456d2c0e145da6a4de3e325f176b47076d7b4669583eefa0435ed0180975be67d106524f75105a9f864e2fffc9a8b3ad57ee6a93ba3c999106ea12a9387c
-
SSDEEP
6144:OITx2IE9/00FgHGshz1yiTWkKZ4gQWbt1NpfJXz3z0XWbVJXz3zE:nogR8o27NpfFB
Score3/10 -
-
-
Target
Korepi/vgrl.dll
-
Size
3.4MB
-
MD5
15620a9f1936c028377523116e657b82
-
SHA1
be2d28d85af3c0e98884b6874f4668d361caf7c4
-
SHA256
786499d901e9b4f7d5f5d00847fd09ee6ddfebe7ef824c53b49e569a670d6e28
-
SHA512
1ae0c54dd997aeb9d95a5f78be98ebf66a022545ec6e61422fd8c754030ffec0485aabf3ffa7b9ca9feb7c6f638cde94c7335d56a17d9eb9fea2c179f2326f9a
-
SSDEEP
98304:LKdCMlrcK9LLB9h9qVh8jhYY5BFtvhxijrvGPSo:mdLlrfdh9qVhk5BFv8r+PN
Score1/10 -
-
-
Target
Korepi/vivoxsdk.dll
-
Size
10.6MB
-
MD5
49c587d64530b5a31b246c791643abe5
-
SHA1
fb5afe2fe639f7b9d05d36b258c64fe20b1d1f19
-
SHA256
6f6b8cdf286f7f1aec5245834fb8a8afcd6f9c764a6988b1b738df828fea2c89
-
SHA512
90775234fa17f192445bde2b106e7ba7158ddc6e000400b9cb1fd0b095a2210e97d17b15d9ca398062d51eeac820536492da993172aa40d32306aa4aafe86666
-
SSDEEP
196608:ETXSBFCzbnyZnn5QiIfAnXYmgLyGR6FuvFaEWmys2LRVfrgt4fKIo4McwOJI/:ErSBwzbnyZTeAnIlLyZGP2TTgXIoHrx/
Score1/10 -