Loder[.]exe | Triage

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General

Target

Loder.exe
Size

1005KB
MD5

da1022f9a91cd91d67c6f5fcee7438f7
SHA1

1953aeb00966035678a741cfa04d37ea9096399f
SHA256

85080ad6f07ae039eb6e53a5beb7f560b473a246e12a1be54fc91045ab9152a9
SHA512

7dbeb39d16e732fd80c69fc2c36de6de73b3cd3883039a6896ed7fd635a538cc5c5b4589d5b41041e84d8194378c7e49b625076a146a5a17f05c99c8937ab75e
SSDEEP

3072:DHsTxDVPY7DUMNxzeBc1dzZnX6TPNrmSSxPlmmNylPMQJ22GmCjyBQdr8P8hEqg:DHwPY7hLzv1DX6rNrmbPgXMQJ2xGqg

Score

1^/10

Malware Config

Signatures

Files

Loder.exe
.exe windows x86

b83abd4147de9f42238e9cf786ce8411

Code Sign

33:00:00:01:3a:28:a9:62:84:34:04:3a:68:00:00:00:00:01:3a
Certificate

Issuer

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

Not Before

23/10/2019, 23:17

Not After

21/01/2021, 23:17

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft Ireland Operations Limited+OU=Thales TSS ESN:AB41-4B27-F026,O=Microsoft Corporation,L=Redmond,ST=WA,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

Issuer

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

Not Before

02/05/2019, 21:37

Not After

02/05/2020, 21:37

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

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

Issuer

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

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

Issuer

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

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

Issuer

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

Not Before

02/05/2019, 21:37

Not After

02/05/2020, 21:37

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

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

Issuer

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

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

22:4f:a8:83:06:8e:fb:bc:82:29:52:f5:01:a1:3b:ef:4d:38:41:c3:cd:a8:5d:23:29:55:fa:59:dc:a0:16:92
Signer

Actual PE Digest

22:4f:a8:83:06:8e:fb:bc:82:29:52:f5:01:a1:3b:ef:4d:38:41:c3:cd:a8:5d:23:29:55:fa:59:dc:a0:16:92

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

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

30/03/2023, 10:55
Valid: false

50:7d:65:75:c7:0f:7a:8c:71:69:17:b5:fc:bf:57:cb:b3:8d:7f:77
Signer

Actual PE Digest

50:7d:65:75:c7:0f:7a:8c:71:69:17:b5:fc:bf:57:cb:b3:8d:7f:77

Digest Algorithm

sha1

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

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

24/11/2019, 10:04
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

msvcrt

__getmainargs
__initenv
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_initterm
_iob
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
strlen
strncmp
vfprintf

Sections

.text
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 876KB - Virtual size: 875KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 188B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 608B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/14
Size: 1024B - Virtual size: 656B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/29
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/41
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/55
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/67
Size: 1024B - Virtual size: 707B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/78
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/94
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/110
Size: 512B - Virtual size: 384B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b83abd4147de9f42238e9cf786ce8411

Code Sign

33:00:00:01:3a:28:a9:62:84:34:04:3a:68:00:00:00:00:01:3aCertificate

Extended Key Usages

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51Certificate

Extended Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

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

Key Usages

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51Certificate

Extended Key Usages

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

Key Usages

22:4f:a8:83:06:8e:fb:bc:82:29:52:f5:01:a1:3b:ef:4d:38:41:c3:cd:a8:5d:23:29:55:fa:59:dc:a0:16:92Signer

Signature Validations

Verification

30/03/2023, 10:55 Valid: false

50:7d:65:75:c7:0f:7a:8c:71:69:17:b5:fc:bf:57:cb:b3:8d:7f:77Signer

Signature Validations

Verification

24/11/2019, 10:04 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 13KB - Virtual size: 12KB

.data Size: 876KB - Virtual size: 875KB

.rdata Size: 2KB - Virtual size: 1KB

/4 Size: 3KB - Virtual size: 2KB

.bss Size: - Virtual size: 188B

.idata Size: 1KB - Virtual size: 1KB

.CRT Size: 512B - Virtual size: 48B

.tls Size: 512B - Virtual size: 8B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 1024B - Virtual size: 608B

/14 Size: 1024B - Virtual size: 656B

/29 Size: 36KB - Virtual size: 35KB

/41 Size: 7KB - Virtual size: 6KB

/55 Size: 6KB - Virtual size: 6KB

/67 Size: 1024B - Virtual size: 707B

/78 Size: 7KB - Virtual size: 6KB

/94 Size: 3KB - Virtual size: 2KB

/110 Size: 512B - Virtual size: 384B

33:00:00:01:3a:28:a9:62:84:34:04:3a:68:00:00:00:00:01:3a
Certificate

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

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

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

33:00:00:01:51:9e:8d:8f:40:71:a3:0e:41:00:00:00:00:01:51
Certificate

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

22:4f:a8:83:06:8e:fb:bc:82:29:52:f5:01:a1:3b:ef:4d:38:41:c3:cd:a8:5d:23:29:55:fa:59:dc:a0:16:92
Signer

30/03/2023, 10:55
Valid: false

50:7d:65:75:c7:0f:7a:8c:71:69:17:b5:fc:bf:57:cb:b3:8d:7f:77
Signer

24/11/2019, 10:04
Valid: false

.text
Size: 13KB - Virtual size: 12KB

.data
Size: 876KB - Virtual size: 875KB

.rdata
Size: 2KB - Virtual size: 1KB

/4
Size: 3KB - Virtual size: 2KB

.bss
Size: - Virtual size: 188B

.idata
Size: 1KB - Virtual size: 1KB

.CRT
Size: 512B - Virtual size: 48B

.tls
Size: 512B - Virtual size: 8B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 1024B - Virtual size: 608B

/14
Size: 1024B - Virtual size: 656B

/29
Size: 36KB - Virtual size: 35KB

/41
Size: 7KB - Virtual size: 6KB

/55
Size: 6KB - Virtual size: 6KB

/67
Size: 1024B - Virtual size: 707B

/78
Size: 7KB - Virtual size: 6KB

/94
Size: 3KB - Virtual size: 2KB

/110
Size: 512B - Virtual size: 384B