Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-11-2024 13:52
Static task
static1
Behavioral task
behavioral1
Sample
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe
Resource
win7-20240903-en
General
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Target
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe
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Size
51KB
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MD5
7226eea86d04146b35dde8bbb956b2f1
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SHA1
c8e54faeeebe20f6de8a8a56bedc62abaf721f58
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SHA256
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc
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SHA512
9ba710dd170193f2ffc1be9bce40cea06c61ee40cf256191b642f1951bf24d41162789591d2835e7da4013a5ee37404088312fe450ec4f10e51fddd11c117f2b
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SSDEEP
1536:h+Ds6ClDXuqweo/0khAUnJDgabGsVy6umfFlPhPn:KsdXfBo/DBJBGzkP5Pn
Malware Config
Extracted
urelas
121.88.5.183
218.54.28.139
Signatures
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Urelas family
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Deletes itself 1 IoCs
Processes:
cmd.exepid Process 2900 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
shoste.exepid Process 1228 shoste.exe -
Loads dropped DLL 1 IoCs
Processes:
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exepid Process 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exeshoste.execmd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language shoste.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exedescription pid Process procid_target PID 2872 wrote to memory of 1228 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 28 PID 2872 wrote to memory of 1228 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 28 PID 2872 wrote to memory of 1228 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 28 PID 2872 wrote to memory of 1228 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 28 PID 2872 wrote to memory of 2900 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 29 PID 2872 wrote to memory of 2900 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 29 PID 2872 wrote to memory of 2900 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 29 PID 2872 wrote to memory of 2900 2872 bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe"C:\Users\Admin\AppData\Local\Temp\bc7de65b572f1f8243f9e49e3794569e799dd72aafecc9d4d4ee7aa73736f7fc.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Users\Admin\AppData\Local\Temp\shoste.exe"C:\Users\Admin\AppData\Local\Temp\shoste.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1228
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2900
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
512B
MD5f51c1462254f3bb8aa00201af0b0a030
SHA160d3c892bb5c4f654c318451012f936d81164418
SHA256695c02a7ab1d4a3bf5060ab1c7c63f651dc1fd945c0c5c3263c23db769f689c5
SHA51241059643033b10394b1593371e22542e4b7f504a3da36ca2cdbf28521dd24bd70d70f42c99f580227e9799c64b5c23c7b9182ca518245b66eb831868e043e0b0
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Filesize
338B
MD5914dd1ae9f76037f8ba02476eb7cb011
SHA1b1699ca7256517926158dfec8b2297882f222f8b
SHA2568ac5dca9089cafefd17de31f0311f5b2b8f8f05dfc5a194cd46b149a9d645f60
SHA51242672edfbb4b467c0e0a65bb7be08b4a679ccfb402a60575af312ea8362d1c8051d2da5de8addcd2c54bf1ef53df809340f6dfa667785782fa55f9224cec33b4
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Filesize
51KB
MD5984d0f5b3ce5d9a0a7056f73518b3325
SHA1a48d56ceff5a12910e731a578496cbf14beddaf9
SHA256592956d0fc736dced886b3e15fb7d21d19024e747630164c7c383ca0b185b09e
SHA51258679f20a24dfede62a5e2cde699f195cd201cc90ed22cf45e57e3c2ff838758e2822e88b388b546e588a69a207f500545c6678d0c07793cffc82f6bf6a033c3