Behavioral task
behavioral1
Sample
99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1.exe
Resource
win10v2004-20240508-en
General
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Target
99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1
-
Size
54KB
-
MD5
af0241ccc04b59b3152e76fdffbcf841
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SHA1
2047695ff45389fbc623d6fb8cfca4ae51d76ab6
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SHA256
99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1
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SHA512
a571044cd045cee1e2f318d0be80d51307fe8fce43c3c7dff5cf3f5f9643cc614b0be41e5dd6e0f055dcb585f293458861d17a3113f632445df8d752ef68ed70
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SSDEEP
1536:CTWn1++PJHJXA/OsIZfzc3/Q8zxZfxRfxM:KQSoWf7fu
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1 unpack001/out.upx
Files
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99b8cbbfa50087e07f8acc3621867a60e05bdca85efed3bdd9293999a0bcc9d1.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: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ