2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi

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General

Target
2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi
Size 1.2MB
Sample261101-xc5kjacv71
SHA256 6cf7626149489aa3a9af7cfca854ea5e710b4c9fd8fd3cc006613885cb39cbb8
MD5 ecbe856f347a00d4288fb44db6b1df4a
SHA1 4f387c979bc5ec41e5d42f0dfea78d889f62341d
SHA512 c200860b17109744c3542a281ed3903e3cbda93998bf555b603bf897aa7b96b00d10246fefb8f9ca5f2c8b01545aa9595d76579c3bb8969d085a2261ecfad567
SSDEEP 24576:mobzTALbZm2ITMvRFhRRbNWoCfkYSEH3OqtwIuXyTOGfyFoBOkAtG:fzTCm2ITYbNbNWo4kSH3OqtwI8RaR
TLSH
T11B5522C352F4C46FC587E47A6045F0C0AABD2A36B9B9D59EF8AC52CF25BFE081531618
MD5 SHA1 SHA512 SSDEEP TLSH

Score

4^/10

costura packer

Malware Config

Signatures

Costura .NET executable packer 1 IoCs

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

resource	yara_rule
sample	costura

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi
unpack001/costura.dll

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
unpack001/guna.ui2.dll

File Explorer

2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi

.exe 1.2MB
costura.dll

.dll 4KB
costura.pdb

2KB
guna.ui2.dll

.dll 2.1MB
system.buffers.dll

.dll 20KB
system.diagnostics.diagnosticsource.dll

.dll 184KB
system.memory.dll

.dll 138KB
system.numerics.vectors.dll

.dll 113KB
system.runtime.compilerservices.unsafe.dll

.dll 17KB

2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 6cf7626149489aa3a9af7cfca854ea5e710b4c9fd8fd3cc006613885cb39cbb8
MD5 ecbe856f347a00d4288fb44db6b1df4a
SHA1 4f387c979bc5ec41e5d42f0dfea78d889f62341d
SHA512 c200860b17109744c3542a281ed3903e3cbda93998bf555b603bf897aa7b96b00d10246fefb8f9ca5f2c8b01545aa9595d76579c3bb8969d085a2261ecfad567
SSDEEP 24576:mobzTALbZm2ITMvRFhRRbNWoCfkYSEH3OqtwIuXyTOGfyFoBOkAtG:fzTCm2ITYbNbNWo4kSH3OqtwI8RaR
TLSH
T11B5522C352F4C46FC587E47A6045F0C0AABD2A36B9B9D59EF8AC52CF25BFE081531618
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

1318912

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE

PDB paths

Name

H'"Or?fI

Size

55KB

Virtual Size

55KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

H'"Or?fI

Size

55KB

Virtual Size

55KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.text

Size

1.1MB

Virtual Size

1.1MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rsrc

Size

21KB

Virtual Size

21KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

ADAF9DAF

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.reloc

Size

512B

Virtual Size

12B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

�y�E�u�

Size

16KB

Virtual Size

24KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

costura.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 41bb464ac7c0d192641077e44a59d7d89860c3c620a59961f2fc4a4be47deae3
MD5 501981c7fc457d59238eb99780efb615
SHA1 f1f25c01f6acf33bdd62c4f82d3ef078e76f0906
SHA512 5921d0662add6c8aa075106878cc56335ccbf059d8bc7f359fe9e02a52ec657c3e5df1c718929564c09f205e4bd299b086f3e7424141f5e55ed0d756f65ee1e8
SSDEEP 48:6F+lni2qJfjVRPGwzCo4MhTN0KDdilETrVsH4/QWk1qyFVT2IbG:7g7KedGEiYIWM2
TLSH
T1F791A51097A8477BE9BB0FB6ACB3534A4275FA61DC27CB2F19C562172C123180A31F72
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

10378

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

C:\CI_WS\Ws\198629\Source\Costura_Fody\src\Costura\obj\Release\netstandard1.0\Costura.pdb

guna.ui2.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 9ac8b65e5c13292a8e564187c1e7446adc4230228b669383bd7b07035ab99a82
MD5 c19e9e6a4bc1b668d19505a0437e7f7e
SHA1 73be712aef4baa6e9dabfc237b5c039f62a847fa
SHA512 b6cd0af436459f35a97db2d928120c53d3691533b01e4f0e8b382f2bd81d9a9a2c57e5e2aa6ade9d6a1746d5c4b2ef6c88d3a0cf519424b34445d0d30aab61de
SSDEEP 49152:6QNztBO2+VN7N3HtnPhx70ZO4+CPXOn5PThDH2TBeHjvjiBckYf+Yh/FJ3:6Ahck2z
TLSH
T1B4A5F9153DD4EE27C16ACE3395E25021E2F1E4933AB1EB0E72D757681842749788B3BE
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer
Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.

PE Signature issue

Digest

47:b4:cf:f5:c2:a1:e0:36:e9:3f:b8:c2:44:a0:df:33:c2:26:10:62

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=Sobatdata Software

Chains

Nov 25, 2023

CN=Sobatdata Software

Minor OS version

Major OS version

Entry point

2159838

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

system.buffers.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 accccfbe45d9f08ffeed9916e37b33e98c65be012cfff6e7fa7b67210ce1fefb
MD5 ecdfe8ede869d2ccc6bf99981ea96400
SHA1 2f410a0396bc148ed533ad49b6415fb58dd4d641
SHA512 5fc7fee5c25cb2eee19737068968e00a00961c257271b420f594e5a0da0559502d04ee6ba2d8d2aad77f3769622f6743a5ee8dae23f8f993f33fb09ed8db2741
SSDEEP 384:/rMdp9yXOfPfAxR5zwWvYW8a2cyHRN7vCvlbLg:/rMcXP6N6e
TLSH
T156926D12DBAC4213DE3B2E7012A4C9C62E3AD3C66A11DB5E1848F5591ED37CACF11B6D
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

Digest

d4:65:dc:35:86:93:2f:fb:0d:d0:c1:ac:2f:31:92:bd:28:75:14:21:57:3f:3b:7d:55:33:05:32:59:3d:d4:62

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Feb 19, 2020

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Minor OS version

Major OS version

Entry point

17218

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

E:\A\_work\156\s\corefx\bin\obj\AnyOS.AnyCPU.Release\System.Buffers\netfx\System.Buffers.pdb

system.diagnostics.diagnosticsource.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 c8a5ca93d8e40dafd48759226f70f90af8ccbc3a8df45d4e6fd5dc5626b05ab9
MD5 faef01b70b8e775a92d4b9e2383f2749
SHA1 a35b2fb5fb243319ac4c9b776dad416d76d3aeea
SHA512 c4b482e1249555f9dabbee97b030792617a250362aef175dfd9877a875808a9e91278ff6d3cfac04730a8e919095f01a4c27254a94191433704dbbd6d7a78ab8
SSDEEP 3072:uo4D0KyYm46XJ6jgo1vUHbQ0/buFabBZhFKRiasm5SbzM7gM/0:+ByYm4/1BobBZnKRTnb7O
TLSH
T147047C1063DC0B7BCEEF17B5F16088064372E957B912EBAD2A44B9FD2C137919A12367
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

Digest

da:b6:6a:96:8e:77:61:a0:d1:55:0e:c0:1f:8d:7a:60:f9:fd:62:23:45:36:29:97:ec:78:76:7e:b9:22:61:33

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Oct 31, 2023

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Minor OS version

Major OS version

Entry point

183270

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

/_/artifacts/obj/System.Diagnostics.DiagnosticSource/Release/net462/System.Diagnostics.DiagnosticSource.pdb

system.memory.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 bf3fb84664f4097f1a8a9bc71a51dcf8cf1a905d4080a4d290da1730866e856f
MD5 f09441a1ee47fb3e6571a3a448e05baf
SHA1 3c5c5df5f8f8db3f0a35c5ed8d357313a54e3cde
SHA512 0199ae0633bccfeaefbb5aed20832a4379c7ad73461d41a9da3d6dc044093cc319670e67c4efbf830308cbd9a48fb40d4a6c7e472dcc42eb745c6ba813e8e7c6
SSDEEP 3072:nUGrszKKLB8a9DvrJeeesIf3amN32AW/rcyw/s:OB8l3/aK32qU
TLSH
T1BAD37D6857C6DE56DB5FEC70E02052016631C52F5742BBEE5DC8B8F026923EA28193FE
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

Digest

a4:6c:07:cf:a9:38:ad:dd:05:7b:ae:24:e4:ad:78:9e:fa:07:82:fb:e0:b3:ea:d5:f5:bc:8e:78:ff:71:9b:27

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

May 8, 2022

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Minor OS version

Major OS version

Entry point

136114

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

D:\a\_work\1\s\corefx\bin\obj\AnyOS.AnyCPU.Release\System.Memory\netfx\System.Memory.pdb

system.numerics.vectors.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 1d3ef8698281e7cf7371d1554afef5872b39f96c26da772210a33da041ba1183
MD5 aaa2cbf14e06e9d3586d8a4ed455db33
SHA1 3d216458740ad5cb05bc5f7c3491cde44a1e5df0
SHA512 0b14a039ca67982794a2bb69974ef04a7fbee3686d7364f8f4db70ea6259d29640cbb83d5b544d92fa1d3676c7619cd580ff45671a2bb4753ed8b383597c6da8
SSDEEP 1536:nPOw0SUUKw+GbgjMV+fCY1UiiGZ6qetMXIAMZ2zstK/hV+sUwS:nWw0SUUKBM8aOUiiGw7qa9tK/bJS
TLSH
T174B387E37F1EA476C7CE857F24F74E1D62B52A57C523D6B640CA5AA2016339B28040FB
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

Digest

99:0e:22:c8:fb:bc:e4:62:63:f1:99:41:db:03:50:70:a9:f7:d6:99:5f:43:9a:3b:2d:d5:4b:9c:fc:3d:7c:e6

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

May 15, 2018

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

PE Signature issue

Digest

12:57:a0:40:75:36:a1:51:f8:dd:f2:97:bc:f9:16:a8:2c:bd:f3:8d

Digest Algorithm

sha1

PE Digests Matches

Trusted

Not trusted

Signing Certificate

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

May 15, 2018

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Subject

CN=Microsoft Time-Stamp Service,OU=AOC+OU=Thales TSS ESN:C3B0-0F6A-4111,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:c2:a0:09:c5:37:76:e9:f6:cd:00:00:00:00:00:c2

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Sep 7, 2016 - Sep 7, 2018

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:01:79:7c:2e:57:4e:52:e1:ca:d6:00:01:00:00:01:79

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Aug 11, 2017 - Aug 11, 2018

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:33:26:1a:00:00:00:00:00:31

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Aug 31, 2010 - Aug 31, 2020

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:16:68:34:00:00:00:00:00:1c

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Apr 3, 2007 - Apr 3, 2021

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:c4:e9:89:f8:7a:81:50:e9:ff:00:00:00:00:00:c4

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Aug 11, 2017 - Aug 11, 2018

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:0e:90:d2:00:00:00:00:00:03

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Jul 8, 2011 - Jul 8, 2026

Subject

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:09:81:2a:00:00:00:00:00:02

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Timespan

Jul 1, 2010 - Jul 1, 2025

Subject

CN=Microsoft Time-Stamp Service,OU=AOC+OU=nCipher DSE ESN:D236-37DA-9761,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:ae:0e:d6:4e:96:89:db:00:f5:00:00:00:00:00:ae

Issuer

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Sep 7, 2016 - Sep 7, 2018

Minor OS version

Major OS version

Entry point

103866

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DLL

PDB paths

E:\A\_work\39\s\corefx\bin/obj/AnyOS.AnyCPU.Release/System.Numerics.Vectors/net46\System.Numerics.Vectors.pdb

system.runtime.compilerservices.unsafe.dll

IMPHASH dae02f32a21e03ce65412f6e56942daa
SHA256 37768488e8ef45729bc7d9a2677633c6450042975bb96516e186da6cb9cd0dcf
MD5 c610e828b54001574d86dd2ed730e392
SHA1 180a7baafbc820a838bbaca434032d9d33cceebe
SHA512 441610d2b9f841d25494d7c82222d07e1d443b0da07f0cf735c25ec82f6cce99a3f3236872aec38cc4df779e615d22469666066ccefed7fe75982eefada46396
SSDEEP 384:EybU8ndrbbT9NWB2WL/uPHRN7bhlsQVryo:Ey5ndvWbMPVryo
TLSH
T1A8824A21CFD84503FE627B344568D183FE38E38A6806A36A2586F57A1CD63C57B31E38
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Costura .NET executable packer

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

Digest

a0:70:99:f3:f5:b7:ef:fb:27:e6:01:6f:08:b5:3a:37:53:0b:75:67:14:d0:60:c5:7a:94:ea:2c:97:22:88:f7

Digest Algorithm

sha256

PE Digests Matches

Trusted

Signing Certificate

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Oct 27, 2021

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Minor OS version

Major OS version

Entry point

14030

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

D:\a\_work\1\s\artifacts\obj\System.Runtime.CompilerServices.Unsafe\net461-Release\System.Runtime.CompilerServices.Unsafe.pdb

2026-10-31_ecbe856f347a00d4288fb44db6b1df4a_elex_remcos_smoke-loader_wapomi

mscoree

dotnet

costura.dll

mscoree

dotnet

costura.pdb

guna.ui2.dll

PE Signature issue

mscoree

dotnet

system.buffers.dll

mscoree

dotnet

system.diagnostics.diagnosticsource.dll

mscoree

dotnet

system.memory.dll

mscoree

dotnet

system.numerics.vectors.dll

PE Signature issue

mscoree

dotnet

system.runtime.compilerservices.unsafe.dll

mscoree

dotnet