Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 06:44
Behavioral task
behavioral1
Sample
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe
Resource
win10v2004-20240508-en
General
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Target
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe
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Size
1.6MB
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MD5
c22f2a9293b10ace39c77f1b3be56ed6
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SHA1
3f303cf2b12b101fe87fa8b01cc6e5414e2c5785
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SHA256
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214
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SHA512
96efd75ba8c6b0a01290c5c8f4c88ab45e88ed99ad83759e1838ea7621e6418185a0f8401246b0b54cd88d5185bffe0db3818797bc1421d70788637df1424486
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SSDEEP
49152:V4SjpxYFwps45SaRTc0Hzoss+l0vXKfSas/ouXfK7ouuPyyx:xzY+s4f7Hzjf2vUSTouXS7JYd
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Bugreport-917572.dllpid process 2104 Bugreport-917572.dll -
Loads dropped DLL 1 IoCs
Processes:
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exepid process 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe -
Processes:
resource yara_rule behavioral2/memory/1336-0-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-6-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-46-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-51-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-52-0x0000000002C00000-0x0000000002C72000-memory.dmp upx behavioral2/memory/1336-50-0x0000000002C00000-0x0000000002C72000-memory.dmp upx behavioral2/memory/1336-49-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-48-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-44-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-42-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-41-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-36-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-34-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-32-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-30-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-28-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-26-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-24-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-22-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-20-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-18-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-16-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-14-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-12-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-10-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-7-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-38-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-8-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-55-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-57-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-58-0x0000000010000000-0x000000001003F000-memory.dmp upx behavioral2/memory/1336-60-0x0000000002C00000-0x0000000002C72000-memory.dmp upx behavioral2/memory/1336-69-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-93-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-102-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-107-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-116-0x0000000000400000-0x0000000000851000-memory.dmp upx behavioral2/memory/1336-124-0x0000000000400000-0x0000000000851000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exedescription ioc process File opened for modification \??\PhysicalDrive0 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exepid process 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exeBugreport-917572.dllpid process 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe 2104 Bugreport-917572.dll -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exedescription pid process target process PID 1336 wrote to memory of 2104 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe Bugreport-917572.dll PID 1336 wrote to memory of 2104 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe Bugreport-917572.dll PID 1336 wrote to memory of 2104 1336 1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe Bugreport-917572.dll
Processes
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C:\Users\Admin\AppData\Local\Temp\1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe"C:\Users\Admin\AppData\Local\Temp\1e348e96037b34ee697d3dddd0aa3aff14471765b64ff46cd701f46a33cd5214.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Users\Admin\AppData\Local\Temp\data\Bugreport-917572.dllC:\Users\Admin\AppData\Local\Temp\data\Bugreport-917572.dll Bugreport %E7%A7%92%E8%AF%84%E7%A7%92%202⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2104
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
168KB
MD59b69ce4fb7eef9f5b2d910c3eb9764e9
SHA19fc853260dc4820af58df2718d17d273b1a634c6
SHA2568218316dd5dfef68af141620abc2dd52e8218191bb5468cee3f2b17bf3a060f7
SHA5129249c694636e01b88fe193dd060d1805bc850036d943e7cae9dc4ba088b2499426620c547d8c210c537e6ae9f30e9055edf46ddbd71d5889466b3929a61c6f83
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Filesize
81B
MD544f39eda296c09e71b261b027ffd5e4c
SHA10f873aded3b4b685ec778e890e45c0d238010b49
SHA256fb55c9474ec2005bb796aed01c127ef30b3644ff7ca1a553dc48f8151a39847e
SHA512e2f47356e1f0a7876e03dc66928fecea8a39bcefea307adc03eda5c117598a8074e4031e3d49107f583c3b045a734282c5281b48e97e5e1aee47724bbf61ce2c
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Filesize
724KB
MD5a96fbd5e66b31f3d816ad80f623e9bd9
SHA14eda42260bd3eb930cd4eafd7d15c6af367bcf18
SHA2562e67ba278646fde95bb614dcbcc7da1c6bf7976c918b2c6ad3d78640000326f3
SHA51243921107313775ea14b1bd33cf758c13798f4fa1c1074771c1c96b1b43b98f3416d249ed8ab3171383772d0054829c3754a91b5e94135f1df6d67a76f599c80e