Behavioral task
behavioral1
Sample
ha_mailpv/mailpv.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
ha_mailpv/mailpv.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
ha_mailpv/新云软件.url
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
ha_mailpv/新云软件.url
Resource
win10v2004-20240802-en
General
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Target
b059e4b5ad430857fca1ea84883fe411_JaffaCakes118
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Size
44KB
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MD5
b059e4b5ad430857fca1ea84883fe411
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SHA1
51d540f0d650909583a569f5b0f99048843fbeea
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SHA256
6eaa1001a2ec34329b289bb4bc17bbcb574575c1b08deaed438f3604c1a6cf84
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SHA512
4921fe08da2ad84003c2c53385e6c9e921d5806a65c275a371ebabf91ec5e27df74ae403080452eb2296cec1f17be9a81f9e2e422a3e15baceed58eadcdd2e76
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SSDEEP
768:98wUydUxAhKV+nehAReb9DrhpDQevpElghnNXeshd85S9M8cthoOtOUUg:CF2XeAeBhCeqYnQshdfCRgUUg
Malware Config
Signatures
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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 -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule static1/unpack002/out.upx MailPassView -
resource yara_rule static1/unpack001/ha_mailpv/mailpv.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/ha_mailpv/mailpv.exe unpack002/out.upx
Files
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b059e4b5ad430857fca1ea84883fe411_JaffaCakes118.rar
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ha_mailpv/mailpv.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: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 41KB - Virtual size: 44KB
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
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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: 59KB - Virtual size: 58KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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ha_mailpv/mailpv_lng.ini
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ha_mailpv/新云软件.url.url