Analysis
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max time kernel
150s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2022 07:02
Static task
static1
Behavioral task
behavioral1
Sample
8c6fea45b61ff93dbeafe30d209bf92d.exe
Resource
win7-20220812-en
General
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Target
8c6fea45b61ff93dbeafe30d209bf92d.exe
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Size
726KB
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MD5
8c6fea45b61ff93dbeafe30d209bf92d
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SHA1
024925adb0747c09c9b846de9fd125f5d75109f3
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SHA256
cc15b38a983b75a109fdc1998d831abc4ba1b2b7cceb07303d1b4302ea118c06
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SHA512
ab360c45361e359eac349abf3b954c98e5a4e0ea0d7c507457aea4552a413e29ee7b8a91927f2909d1dff3bef6f25a80afc4a421738103b4a6abfb491f5eca36
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SSDEEP
12288:1zHw364YEB1h+wo9P5xVRVpzK3kfr79LOvtyHRIv05kTvDKOgbxXaLMKfpj+mTf/:RWNzm83NMCN/3
Malware Config
Extracted
colibri
1.2.0
Build1
http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php
http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php
Signatures
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Executes dropped EXE 2 IoCs
Processes:
tmpD2D5.tmp.exetmpD2D5.tmp.exepid process 3416 tmpD2D5.tmp.exe 4320 tmpD2D5.tmp.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8c6fea45b61ff93dbeafe30d209bf92d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 8c6fea45b61ff93dbeafe30d209bf92d.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
tmpD2D5.tmp.exedescription pid process target process PID 3416 set thread context of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
8c6fea45b61ff93dbeafe30d209bf92d.exepid process 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
8c6fea45b61ff93dbeafe30d209bf92d.exedescription pid process Token: SeDebugPrivilege 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
8c6fea45b61ff93dbeafe30d209bf92d.exetmpD2D5.tmp.exedescription pid process target process PID 3612 wrote to memory of 3416 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe tmpD2D5.tmp.exe PID 3612 wrote to memory of 3416 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe tmpD2D5.tmp.exe PID 3612 wrote to memory of 3416 3612 8c6fea45b61ff93dbeafe30d209bf92d.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe PID 3416 wrote to memory of 4320 3416 tmpD2D5.tmp.exe tmpD2D5.tmp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c6fea45b61ff93dbeafe30d209bf92d.exe"C:\Users\Admin\AppData\Local\Temp\8c6fea45b61ff93dbeafe30d209bf92d.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exe"3⤵
- Executes dropped EXE
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\tmpD2D5.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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C:\Users\Admin\AppData\Local\Temp\tmpD2D5.tmp.exeFilesize
74KB
MD5cdd3d44d9e64a113618961f0a4e691b9
SHA1a762037bc50ddb7507d5ef1a20ce813ad990bb54
SHA256dbeb4b5ef3a49b4df0bc816a52f875e5aa6ad674aa8e2b458e9736da0b366ec0
SHA51255146e6464bf74266520341fae0b097ddfea1d6ed7fadf7e0dcf0eba7ac1c29384ad76f245994ea69f68dc85cdcdcb9fc4a2a1eede5db95001dbcd870505a3d8
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memory/3416-140-0x0000000000DA1000-0x0000000000DA4000-memory.dmpFilesize
12KB
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memory/3416-136-0x0000000000000000-mapping.dmp
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memory/3612-147-0x000000001B720000-0x000000001B73E000-memory.dmpFilesize
120KB
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memory/3612-150-0x000000001E6B0000-0x000000001E872000-memory.dmpFilesize
1.8MB
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memory/3612-135-0x000000001B740000-0x000000001B752000-memory.dmpFilesize
72KB
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memory/3612-134-0x000000001C850000-0x000000001C95A000-memory.dmpFilesize
1.0MB
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memory/3612-138-0x000000001C740000-0x000000001C77C000-memory.dmpFilesize
240KB
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memory/3612-152-0x00007FFF78170000-0x00007FFF78C31000-memory.dmpFilesize
10.8MB
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memory/3612-133-0x00007FFF78170000-0x00007FFF78C31000-memory.dmpFilesize
10.8MB
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memory/3612-151-0x000000001EDB0000-0x000000001F2D8000-memory.dmpFilesize
5.2MB
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memory/3612-145-0x000000001C780000-0x000000001C7D0000-memory.dmpFilesize
320KB
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memory/3612-146-0x000000001D7B0000-0x000000001D826000-memory.dmpFilesize
472KB
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memory/3612-132-0x00000000007A0000-0x000000000085A000-memory.dmpFilesize
744KB
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memory/3612-148-0x00007FFF78170000-0x00007FFF78C31000-memory.dmpFilesize
10.8MB
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memory/4320-141-0x0000000000000000-mapping.dmp
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memory/4320-149-0x0000000000400000-0x0000000000407000-memory.dmpFilesize
28KB
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memory/4320-144-0x0000000000400000-0x0000000000407000-memory.dmpFilesize
28KB
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memory/4320-142-0x0000000000400000-0x0000000000407000-memory.dmpFilesize
28KB