LEMM[.]exe | Triage

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General

Target

LEMM.exe
Size

5.2MB
MD5

f55fc8c32bee8f7b2253298f0a0012ba
SHA1

574c7a8f3eb378c03f58bc96252769296b20970e
SHA256

cf3389f2b5fb30f790542cd05deb5cb3b9bb10f828b8822cce1c0b83da9d6eb9
SHA512

c956fb150b34d3928eed545644cbf7914e7db3b079d4f260b9f40bf62aaf4432b4cdfd32c99abc9cd7ca79e66d0751d4a30c47087c39a38865b69dc877ac8f2a
SSDEEP

98304:4LhhCOROqXn0tvoNrtdiDUkVBXjz2N5dMe71GpN:4eO4Wn0tv+rtVkLXnKPMu

Score

1^/10

Malware Config

Signatures

Files

LEMM.exe
.exe windows:6 windows x64 arch:x64

203d63d5d9a088e2d84cef737227986b

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

13/05/2022, 00:00

Not After

14/05/2025, 23:59

Subject

CN=Notepad\+\+,O=Notepad\+\+,L=Saint Cloud,ST=Ile-de-France,C=FR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

8e:b3:d4:b0:c3:fd:18:ec:8c:21:2e:21:d5:6e:d8:ba:a5:c5:f0:d1:47:e5:6c:a5:d5:8e:4d:77:9e:8f:59:8e
Signer

Actual PE Digest

8e:b3:d4:b0:c3:fd:18:ec:8c:21:2e:21:d5:6e:d8:ba:a5:c5:f0:d1:47:e5:6c:a5:d5:8e:4d:77:9e:8f:59:8e

Digest Algorithm

sha256

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

__C_specific_handler
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_fmode
_initterm
_onexit
_wcsicmp
_wcsnicmp
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
memset
signal
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
InitializeCriticalSection
LeaveCriticalSection
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualProtect
VirtualQuery

Sections

.text
Size: 39KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5.2MB - Virtual size: 5.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 512B - Virtual size: 408B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 848B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 120B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

203d63d5d9a088e2d84cef737227986b

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4aCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

8e:b3:d4:b0:c3:fd:18:ec:8c:21:2e:21:d5:6e:d8:ba:a5:c5:f0:d1:47:e5:6c:a5:d5:8e:4d:77:9e:8f:59:8eSigner

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

kernel32

Sections

.text Size: 39KB - Virtual size: 39KB

.rdata Size: 9KB - Virtual size: 9KB

.data Size: 5.2MB - Virtual size: 5.2MB

.pdata Size: 512B - Virtual size: 408B

.00cfg Size: 512B - Virtual size: 16B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 1024B - Virtual size: 848B

.reloc Size: 512B - Virtual size: 120B

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

03:aa:64:92:de:9d:96:a9:0a:4b:ca:97:be:ad:b4:4a
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

8e:b3:d4:b0:c3:fd:18:ec:8c:21:2e:21:d5:6e:d8:ba:a5:c5:f0:d1:47:e5:6c:a5:d5:8e:4d:77:9e:8f:59:8e
Signer

.text
Size: 39KB - Virtual size: 39KB

.rdata
Size: 9KB - Virtual size: 9KB

.data
Size: 5.2MB - Virtual size: 5.2MB

.pdata
Size: 512B - Virtual size: 408B

.00cfg
Size: 512B - Virtual size: 16B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 1024B - Virtual size: 848B

.reloc
Size: 512B - Virtual size: 120B