Analysis
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max time kernel
119s -
max time network
116s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
11-05-2021 11:11
Static task
static1
Behavioral task
behavioral1
Sample
gunzipped.exe
Resource
win7v20210408
General
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Target
gunzipped.exe
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Size
811KB
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MD5
5c67d88f6e0d9a814ca812637c2355df
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SHA1
2cbc7f5c8dbe68e94755ffa33b3d53d7f0e2c439
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SHA256
7fe3cf53819cc62bd4c5812de2db482e05c0a77fbfb42413863c4967596458df
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SHA512
280b6e199bfb089ec1fab68d5da5395fa49227fe939f1e7d9741849216dc9ffd6f54f1777779ae59092601e4f909d71f6b3e56f62e33bfb7dd900561dc160be7
Malware Config
Extracted
lokibot
http://173.208.204.37/k.php/yefJbphgQgDjo
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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Suspicious use of SetThreadContext 1 IoCs
Processes:
gunzipped.exedescription pid process target process PID 1028 set thread context of 1292 1028 gunzipped.exe gunzipped.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: RenamesItself 1 IoCs
Processes:
gunzipped.exepid process 1292 gunzipped.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
gunzipped.exedescription pid process Token: SeDebugPrivilege 1292 gunzipped.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
gunzipped.exedescription pid process target process PID 1028 wrote to memory of 892 1028 gunzipped.exe schtasks.exe PID 1028 wrote to memory of 892 1028 gunzipped.exe schtasks.exe PID 1028 wrote to memory of 892 1028 gunzipped.exe schtasks.exe PID 1028 wrote to memory of 892 1028 gunzipped.exe schtasks.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe PID 1028 wrote to memory of 1292 1028 gunzipped.exe gunzipped.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ISlFCJknYqAj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF26A.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"C:\Users\Admin\AppData\Local\Temp\gunzipped.exe"2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpF26A.tmpMD5
8d4aa860a74ecae596370a2c2f27fa4f
SHA1277724d8ef6c0fdb2f3833bad47e507ca6cafd48
SHA2560b3ac6e2c6d112be7d1c2b4c5491e724daa4a0fb5a4c4321aa880c12c159854a
SHA512114384d5b53cf66a132d4fd4988e32d01edd09dcfae712c174179a2095c44a02a881a680e2760f19c6c1fd7aabe15629dc4d2d0b23b883031c23595afe0d84b0
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memory/892-65-0x0000000000000000-mapping.dmp
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memory/1028-59-0x0000000000EF0000-0x0000000000EF1000-memory.dmpFilesize
4KB
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memory/1028-61-0x0000000004470000-0x0000000004471000-memory.dmpFilesize
4KB
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memory/1028-62-0x0000000000370000-0x0000000000374000-memory.dmpFilesize
16KB
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memory/1028-63-0x0000000005120000-0x00000000051D4000-memory.dmpFilesize
720KB
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memory/1028-64-0x0000000004A70000-0x0000000004AE3000-memory.dmpFilesize
460KB
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memory/1292-67-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/1292-68-0x00000000004139DE-mapping.dmp
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memory/1292-69-0x0000000075801000-0x0000000075803000-memory.dmpFilesize
8KB
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memory/1292-70-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB