Overview
overview
5Static
static
5insider/cgi/cgi.txt
ubuntu-18.04-amd64
insider/cgi/cgi.txt
debian-9-armhf
insider/cgi/cgi.txt
debian-9-mips
insider/cgi/cgi.txt
debian-9-mipsel
insider/compile.bat
windows7-x64
1insider/compile.bat
windows10-2004-x64
1insider/in.exe
windows7-x64
5insider/in.exe
windows10-2004-x64
5Behavioral task
behavioral1
Sample
insider/cgi/cgi.txt
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
insider/cgi/cgi.txt
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
insider/cgi/cgi.txt
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
insider/cgi/cgi.txt
Resource
debian9-mipsel-20240418-en
Behavioral task
behavioral5
Sample
insider/compile.bat
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
insider/compile.bat
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
insider/in.exe
Resource
win7-20240903-en
General
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Target
fcb667a91f7f0be4ebe53db28e325844_JaffaCakes118
-
Size
39KB
-
MD5
fcb667a91f7f0be4ebe53db28e325844
-
SHA1
ad2fd12c9ae2e31564f67b3994f30deb2013f7c0
-
SHA256
e7cece4e645fed1621351c2637c92bedb0b538088336909aa2a135779cbbd731
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SHA512
c6a8aba27a8407a0a26855b6347e33b2d5130d04c1b8b77b08b7f2572d7980e1d881fc5672e6fa570c0bcae32dda8bde19c4a83e199714aadab9842704c1e000
-
SSDEEP
768:Ki+rmEuQEIZg+8ayqFn3pkypa0XnnWT3ieE9tC1EYbDM:ngH8ayOKaLapm4M
Malware Config
Signatures
-
resource yara_rule static1/unpack001/insider/in.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/insider/in.exe unpack002/out.upx
Files
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fcb667a91f7f0be4ebe53db28e325844_JaffaCakes118.zip
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insider/README.txt
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insider/base64.c
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insider/base64.h
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insider/binder/bind.c
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insider/cgi/cgi.txt.sh linux
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insider/compile.bat
-
insider/getput.h
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insider/in.exe.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: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 22KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 32KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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insider/insider.h
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insider/main.c
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insider/md5.c
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insider/md5.h
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insider/net.c