Behavioral task
behavioral1
Sample
dialupass/Dialupass.chm
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
dialupass/Dialupass.chm
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
dialupass/Dialupass.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
dialupass/Dialupass.exe
Resource
win10v2004-20240709-en
General
-
Target
45bfc053253288bd0d213a864c9ce4e7_JaffaCakes118
-
Size
45KB
-
MD5
45bfc053253288bd0d213a864c9ce4e7
-
SHA1
35dd9c963f1e75230387567283670aff97a7a5b0
-
SHA256
dbd6aeaf793e9faaf1f9806535f1706de278c2fc6c7f8061042df2798392cbb1
-
SHA512
dd3f74897b815a6d0ab1c3cb6f5680594cfb554a9126237ae9146d3f876bfd356669b8b0078d14b235a984388b04bf51cb710b18b1082194f2752444bfa8c4e7
-
SSDEEP
768:gZaMhiYH86NjnkSv5QjHwQ5KhxHS6g6R+80ekQjd3rzPTuYa4wxY:gZaMhioTAIkQkWxMW+813X0B6
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/unpack002/out.upx Nirsoft -
resource yara_rule static1/unpack001/dialupass/Dialupass.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/dialupass/Dialupass.exe unpack002/out.upx
Files
-
45bfc053253288bd0d213a864c9ce4e7_JaffaCakes118.rar
-
dialupass/Dialupass.chm.chm
-
dialupass/Dialupass.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 52KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 31KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - 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_32BIT_MACHINE
Sections
.text Size: 43KB - Virtual size: 43KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
dialupass/readme.txt