Behavioral task
behavioral1
Sample
31cbc1caa99a5f5de8327c8ecc9e0891f1839c1b61b5b6b6baa60a04feaf24c7.exe
Resource
win7-20240221-en
General
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Target
31cbc1caa99a5f5de8327c8ecc9e0891f1839c1b61b5b6b6baa60a04feaf24c7
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Size
346KB
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MD5
06453704ccf13170dc0acd3719d717a6
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SHA1
94682d091c2dc79ac18a92a1413c8f02fe897ddc
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SHA256
31cbc1caa99a5f5de8327c8ecc9e0891f1839c1b61b5b6b6baa60a04feaf24c7
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SHA512
b5853f129f19ae8f0fc56c688b82b7d756417d4ed51a40897c54e6be90eb467edf07e676fcdbc66a19e3ba39351c121b211e076311b9f8127133f57b79667ba6
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SSDEEP
768:XOpQNwC3BESe4Vqth+0V5vKmyLylze70wi3BEmup/pQNwC3BESe4Vqth+0V5vgGA:+eT7BVwxfvEFwjRuBeT7BVwxfvK3
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 1 IoCs
Checks for missing Authenticode signature.
resource 31cbc1caa99a5f5de8327c8ecc9e0891f1839c1b61b5b6b6baa60a04feaf24c7
Files
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31cbc1caa99a5f5de8327c8ecc9e0891f1839c1b61b5b6b6baa60a04feaf24c7.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 41KB - Virtual size: 64KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
bhMTbifI Size: 5KB - Virtual size: 4KB
DoWvHLzy Size: 16KB - Virtual size: 16KB
aUMvYwIg Size: 40KB - Virtual size: 40KB
mVCYllpy Size: 12KB - Virtual size: 12KB
PmmKGNXf Size: 1024B - Virtual size: 579B
dtxAXdPh Size: 512B - Virtual size: 313B
GTTWaxos Size: 11KB - Virtual size: 11KB
wArzuanV Size: 5KB - Virtual size: 5KB
mWnkXuvo Size: 150KB - Virtual size: 149KB
OCFcoCZc Size: 18KB - Virtual size: 18KB