Behavioral task
behavioral1
Sample
a2b750b127b533b54c4525eecfeb98f20a9923ed0e39cafbc60280dae6faec6c.exe
Resource
win7-20230712-en
General
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Target
4cc8305c3872eece74306734857cbe6c.bin
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Size
214KB
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MD5
952e2083818526c5fec06bffed26d109
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SHA1
0129976bfadfb36b3a16dc2baa327c8d480493f4
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SHA256
1ff5b92150d20622dd9e690c0f2e0e6bfb9d547a22ebe4414f619667380a3d73
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SHA512
26d3bebb1d1b2ae006e851ed5fa30905713b44cd8ac549e73e18c6f1a293113f6bfe7cdf8987a1033b4aa7ab82a6780c2d5b364a7c7816df7c1fae533b98ce64
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SSDEEP
3072:DwNjJOSGmgoHDaYs6+it4Sr4oOulux3yZ5Wuh4+0TNtoXtV0bWf8lcqTRe7sT+WE:UJZFD/rjthnlCa4vNtoXF8l/g4aWpQ
Malware Config
Signatures
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Remcos family
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resource yara_rule static1/unpack001/a2b750b127b533b54c4525eecfeb98f20a9923ed0e39cafbc60280dae6faec6c.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/a2b750b127b533b54c4525eecfeb98f20a9923ed0e39cafbc60280dae6faec6c.exe unpack002/out.upx
Files
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4cc8305c3872eece74306734857cbe6c.bin.zip
Password: infected
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a2b750b127b533b54c4525eecfeb98f20a9923ed0e39cafbc60280dae6faec6c.exe.exe windows x86
Password: infected
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 308KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 213KB - Virtual size: 216KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 18KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 347KB - Virtual size: 346KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 94KB - Virtual size: 94KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 1024B - Virtual size: 560B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ