Behavioral task
behavioral1
Sample
58a52039fbb9a9fa36b39082a2d716d87d39dde99a45877f42c8f4f52d38a57a.exe
Resource
win7-20240903-en
General
-
Target
58a52039fbb9a9fa36b39082a2d716d87d39dde99a45877f42c8f4f52d38a57a
-
Size
2.7MB
-
MD5
910c0159d6451c185fafe19dbba47d39
-
SHA1
59c937ce0af5f625c5e9520aa5cff73e3b14e54d
-
SHA256
58a52039fbb9a9fa36b39082a2d716d87d39dde99a45877f42c8f4f52d38a57a
-
SHA512
ba0833905d000ac5b574939b86d04492ed19bde29aba7129919019f8249d3b002756332bf5024eff38e20777abe6e12d96067b3496eea50897066f82ea490f80
-
SSDEEP
49152:EXz48fd8SD+Jzz+4U1wC96EH/+2HbhrXqVwWyV7pFtKyHb/nwL2J1uGGmWzSEjqm:Ejj8/sBMe/fHbpX5zttDu21GvzljqGRD
Malware Config
Signatures
-
Detected Nirsoft tools 1 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule static1/unpack001/out.upx Nirsoft -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 58a52039fbb9a9fa36b39082a2d716d87d39dde99a45877f42c8f4f52d38a57a unpack001/out.upx
Files
-
58a52039fbb9a9fa36b39082a2d716d87d39dde99a45877f42c8f4f52d38a57a.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 4.9MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.7MB - Virtual size: 2.7MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5.0MB - Virtual size: 5.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 112KB - Virtual size: 553KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 52KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ