agenttesla | WaspLoader[.]rar

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General

Target

WaspLoader.rar
Size

12.9MB
MD5

1f57b31be0f4e54672397d5c4f46de9b
SHA1

e781ba218978944cb3fad89ec9507a1e985598ab
SHA256

f2d5a1669bdecee17615cb12cce91538fc0509fb729ad75484b53aa924d588da
SHA512

69d68b48ab2e6c33e618a74312ec2e419d82fd253827fa127514d6a36e005ad1050f8c9a72c42106095a81ec8a6c7fb1b230b985f15bf05165a2c79caad76ac7
SSDEEP

393216:4HMCLvqj37vMEaJK3Xfv7sKf0gDwa2nkWajZP:4HLL23gEaJMfDsKsMqkWy5

Score

10^/10

agenttesla

Malware Config

Signatures

AgentTesla payload 1 IoCs

resource	yara_rule
static1/unpack001/WaspLoader/Guna.UI2.dll	family_agenttesla

Agenttesla family
agenttesla

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/WaspLoader/WaspLoader.exe
unpack001/WaspLoader/inject-c.exe

Files

WaspLoader.rar
.rar
WaspLoader/Guna.UI2.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

7a:98:1b:7d:3e:b4:86:bb:45:84:c4:3c:c9:a8:3f:db
Certificate

Issuer

CN=Sobatdata Root CA

Not Before

23-10-2019 05:22

Not After

22-10-2025 17:00

Subject

CN=Sobatdata Software

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

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

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

04:4c:4e:d1:37:8d:d5:46:2c:19:17:31:96:91:84:58:48:c3:2c:75
Signer

Actual PE Digest

04:4c:4e:d1:37:8d:d5:46:2c:19:17:31:96:91:84:58:48:c3:2c:75

Digest Algorithm

sha1

PE Digest Matches

true

Headers

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

Imports

mscoree

_CorDllMain

Sections

.text
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
WaspLoader/WaspLoader.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

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

Imports

mscoree

_CorExeMain

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
WaspLoader/inject-c.exe
.exe windows:6 windows x64 arch:x64

e9eb98d87b046e58efb81a4f132054e9

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

kernel32

WriteProcessMemory
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress

user32

GetWindowThreadProcessId

msvcp140

?_Xlength_error@std@@YAXPEBD@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

_CxxThrowException

api-ms-win-crt-runtime-l1-1-0

_crt_atexit

api-ms-win-crt-string-l1-1-0

strcpy_s

api-ms-win-crt-heap-l1-1-0

free

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-stdio-l1-1-0

_set_fmode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Sections

.text
Size: - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: - Virtual size: 660B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.5.|
Size: - Virtual size: 7.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.T"P
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.OWb
Size: 12.2MB - Virtual size: 12.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 276B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 469B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

dae02f32a21e03ce65412f6e56942daa

Code Sign

7a:98:1b:7d:3e:b4:86:bb:45:84:c4:3c:c9:a8:3f:dbCertificate

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

Key Usages

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

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

04:4c:4e:d1:37:8d:d5:46:2c:19:17:31:96:91:84:58:48:c3:2c:75Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 2.0MB - Virtual size: 2.0MB

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

.reloc Size: 512B - Virtual size: 12B

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

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

.reloc Size: 512B - Virtual size: 12B

e9eb98d87b046e58efb81a4f132054e9

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

msvcp140

vcruntime140_1

vcruntime140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

Sections

.text Size: - Virtual size: 9KB

.rdata Size: - Virtual size: 6KB

.data Size: - Virtual size: 1KB

.pdata Size: - Virtual size: 660B

.5.| Size: - Virtual size: 7.2MB

.T"P Size: 2KB - Virtual size: 2KB

.OWb Size: 12.2MB - Virtual size: 12.2MB

.reloc Size: 512B - Virtual size: 276B

.rsrc Size: 512B - Virtual size: 469B

7a:98:1b:7d:3e:b4:86:bb:45:84:c4:3c:c9:a8:3f:db
Certificate

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

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

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

04:4c:4e:d1:37:8d:d5:46:2c:19:17:31:96:91:84:58:48:c3:2c:75
Signer

.text
Size: 2.0MB - Virtual size: 2.0MB

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

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 1.7MB - Virtual size: 1.7MB

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

.reloc
Size: 512B - Virtual size: 12B

.text
Size: - Virtual size: 9KB

.rdata
Size: - Virtual size: 6KB

.data
Size: - Virtual size: 1KB

.pdata
Size: - Virtual size: 660B

.5.|
Size: - Virtual size: 7.2MB

.T"P
Size: 2KB - Virtual size: 2KB

.OWb
Size: 12.2MB - Virtual size: 12.2MB

.reloc
Size: 512B - Virtual size: 276B

.rsrc
Size: 512B - Virtual size: 469B