Behavioral task
behavioral1
Sample
4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.exe
Resource
win10v2004-20231215-en
General
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Target
4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.zip
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Size
72KB
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MD5
3848117e149cad67c2fa556768fdbd0e
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SHA1
3f3e10834c45444895569b1aeef55c64ab55b4d4
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SHA256
8cb9b2cd62539fb22fb10f72f3f9b3a67daa78753717d77a254dae9f6fa1d03b
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SHA512
9daa5f63ba9a5cf7978cde82a2e91602ec6f41524d9161f34a284039b34b4084c8c4d28f6630d29c09d77a25fcb7af2935e3eeb11849ba0c6c5cba0fbe416eb6
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SSDEEP
1536:ETj/k9FfEcOw1aMTCgARrgZdDtOEBe2dfHmgGeeh3VkfXogRuYh/croMm0tw+X:EH/IO4AyERkZvdHrehifXxX+80tw+X
Malware Config
Extracted
crimsonrat
172.245.87.12
Signatures
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CrimsonRAT main payload 1 IoCs
resource yara_rule static1/unpack001/4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.exe family_crimsonrat -
Crimsonrat family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.exe
Files
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4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.zip.zip
Password: infected
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4c8e0459524380a9f00ffc58913f461c3e1d8737dd18252881f09e2d416e4f73.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 9.6MB - Virtual size: 9.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 113KB - Virtual size: 112KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ