Behavioral task
behavioral1
Sample
a4ebdbda093332c986495e678fa1f6e4_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
a4ebdbda093332c986495e678fa1f6e4_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
-
Target
a4ebdbda093332c986495e678fa1f6e4_JaffaCakes118
-
Size
653KB
-
MD5
a4ebdbda093332c986495e678fa1f6e4
-
SHA1
b04452c6e5260363f4ffa432003748a3b4eeebde
-
SHA256
c779a545a2598a41a688b7cb48aea198abd266b27d6f69e4553c7f349087327f
-
SHA512
24b3cce55c481d813a330b54fbb43dc5cd8289ddd8ddcc195c0716fa854d76e9d8942aee06564724256c67ed4630a4766b67b32aeb0dedfee877637888f9c530
-
SSDEEP
12288:oqZqh7gLkG0yhCBkMZenfCACFxFnmbDeHW09QDacwp4GWD7WZRJ3LcS+xn8:oqZqhbQASMZeaAy/m/e2Jwrq7MJ7Ux
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 -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule static1/unpack001/out.upx MailPassView -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a4ebdbda093332c986495e678fa1f6e4_JaffaCakes118 unpack001/out.upx
Files
-
a4ebdbda093332c986495e678fa1f6e4_JaffaCakes118.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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
UPX0 Size: - Virtual size: 424KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 647KB - Virtual size: 648KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 174KB - Virtual size: 174KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 3KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 12B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 846KB - Virtual size: 845KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ