Behavioral task
behavioral1
Sample
Down.rar
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
Down.rar
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
Down.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
Down.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
out.exe
Resource
win10-20240404-en
Behavioral task
behavioral6
Sample
out.exe
Resource
win10v2004-20240508-en
General
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Target
Down.rar
-
Size
140KB
-
MD5
8f82eeabe537e35c84c42ab5cdd5562e
-
SHA1
bcd9c411a53b0976a51b7fa8d0f7ff69e0297df7
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SHA256
6b386d858d0d15e543fe4a24c8108b9367a003343e9e8da640fcbf45da7bf7ef
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SHA512
994f00a6bb8f92f3ab518914e8e1075d59bf44756378d93f533e21bfde8ee9e4b0ead4e356d81c3d415751c3b52f0a2e073f76bc08f7c90789231d373e8c7982
-
SSDEEP
3072:VrR4QfnYIMF+xz4x9Hrucyt6NT/EYTwscNIwemBp34HRW4jv4uJzRFHnxG:lBnYvQONucLNT/EM/ApIHRjhXHnxG
Malware Config
Signatures
-
Blackmoon family
-
Detect Blackmoon payload 1 IoCs
resource yara_rule static1/unpack002/out.upx family_blackmoon -
Gh0st RAT payload 1 IoCs
resource yara_rule static1/unpack002/out.upx family_gh0strat -
Gh0strat family
-
resource yara_rule static1/unpack001/Down.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Down.exe unpack002/out.upx
Files
-
Down.rar.rar
Password: infected
-
Down.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 348KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 141KB - Virtual size: 144KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - 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: 116KB - Virtual size: 113KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 264KB - Virtual size: 354KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 720B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ