Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30-12-2023 12:00
Behavioral task
behavioral1
Sample
da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe
Resource
win10v2004-20231222-en
General
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Target
da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe
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Size
536KB
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MD5
430b555bb62c9a65824b1a96d0eafd1b
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SHA1
f1b9d8c31298e9c8dc3a4b96e77d0ffde1ed7835
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SHA256
da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935
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SHA512
97a728f186954648a1dfa47e71bcbb6ebccf05eb849d4c2295ecfd8580a6cb4087ee2e49c35b6260a80449d7ef55a08aeaa5a8e5e88c648277d8d52c92f113ee
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SSDEEP
12288:rhf0Bs9bDDq9huzJgIJzgXaEw9Stu/aB9a/Okx2LIa:rdQyDLzJTveuK0/Okx2LF
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2252-0-0x00000000008D0000-0x00000000009D2000-memory.dmp upx behavioral1/memory/2252-114-0x00000000008D0000-0x00000000009D2000-memory.dmp upx behavioral1/memory/2252-373-0x00000000008D0000-0x00000000009D2000-memory.dmp upx behavioral1/memory/2252-410-0x00000000008D0000-0x00000000009D2000-memory.dmp upx behavioral1/memory/2252-704-0x00000000008D0000-0x00000000009D2000-memory.dmp upx behavioral1/memory/2252-718-0x00000000008D0000-0x00000000009D2000-memory.dmp upx -
Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 114.114.114.114 Destination IP 223.5.5.5 Destination IP 223.5.5.5 Destination IP 114.114.114.114 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\268e18 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 1220 Explorer.EXE 1220 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe Token: SeTcbPrivilege 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe Token: SeDebugPrivilege 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe Token: SeDebugPrivilege 1220 Explorer.EXE Token: SeTcbPrivilege 1220 Explorer.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2252 wrote to memory of 1220 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 17 PID 2252 wrote to memory of 1220 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 17 PID 2252 wrote to memory of 1220 2252 da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe 17
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe"C:\Users\Admin\AppData\Local\Temp\da8791002b6af34e99103220e3e6d078a24e4848f50977cc10e7281b48191935.exe"2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2252
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD505c57765be32598b85f062ad4ec6b414
SHA1fcc6004e073829f062c08c228a493deea6632dcf
SHA256085a64131012852f1bf088b739d0883e35cad979e439f9079dceca2c8757a33f
SHA5127ba7c49ab4ee66c6326d83fafc0105fa649b7901f93f6130ec4fd0dd32cc5541948716638114fd905e9d1e158ca0cb28c926c7b365f193d69de40b3201dae4fc
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06