1391040387b863e1a6e2d60484274df109d47bf827acf5aacb3444112a24775f

General

Target

1c9a81aa434b132875c71d0429fee594.exe
Size

2.6MB
MD5

1c9a81aa434b132875c71d0429fee594
SHA1

75f79441b5b58864e76baa3adf82400a4106d697
SHA256

1391040387b863e1a6e2d60484274df109d47bf827acf5aacb3444112a24775f
SHA512

7405ff98205edd12bc8fd8eae7eea54ad6a66d2fa54cec6a8ef3ab01f09d758ea00972ef0dbb37f387c754e5d16fb25bccbf56b0b1347c3dcc3c25af79bbca49
SSDEEP

49152:NpfabHKNcrSjDbgH/xlhfci1cVaFlOdvKjuOay3:NpCSchFySiG3

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2772	1c9a81aa434b132875c71d0429fee594.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	1c9a81aa434b132875c71d0429fee594.exe

Loads dropped DLL 1 IoCs

pid	Process
2620	1c9a81aa434b132875c71d0429fee594.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2620-0-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral1/files/0x000c000000012261-11.dat	upx
behavioral1/files/0x000c000000012261-14.dat	upx

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	1c9a81aa434b132875c71d0429fee594.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	1c9a81aa434b132875c71d0429fee594.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	1c9a81aa434b132875c71d0429fee594.exe
Key created	\REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	1c9a81aa434b132875c71d0429fee594.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2620	1c9a81aa434b132875c71d0429fee594.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2620	1c9a81aa434b132875c71d0429fee594.exe
2772	1c9a81aa434b132875c71d0429fee594.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 2772	2620	1c9a81aa434b132875c71d0429fee594.exe	28
PID 2620 wrote to memory of 2772	2620	1c9a81aa434b132875c71d0429fee594.exe	28
PID 2620 wrote to memory of 2772	2620	1c9a81aa434b132875c71d0429fee594.exe	28
PID 2620 wrote to memory of 2772	2620	1c9a81aa434b132875c71d0429fee594.exe	28

C:\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe
"C:\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe
  C:\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe

Filesize
196KB

MD5
a2784ccafef960186780da79808fbde6

SHA1
432dcaf662e1af3f436af5209a48b2f6a4877433

SHA256
b056d8b99415fe11a2e4322ad46d61076f186f35a58e89eae10000b5f83317ec

SHA512
bf6d8752d802e95acd4f93e7be19c88840c7bb38cc546f12379f66088e3e3361e6f5f43b9cdcdd4798226ffe3dcff699b1507664d6c3e8268d90c106f34ebdf1

Download Submit
\Users\Admin\AppData\Local\Temp\1c9a81aa434b132875c71d0429fee594.exe

Filesize
248KB

MD5
13c6c201795d313a566edf6b4e83bdbf

SHA1
5b9eb1117dd02bdb84690fa8bf027d19b7bf0253

SHA256
36b6a48fc2e4fa94e2b8ef79a5100cfdf08b71b5d04d40e4bbf4ff00022b5e40

SHA512
4dad67b00d4828e2b3fa9d33bee14cc346c120e780c5d03d6f78a67a67f703417db595c82e8c1b106d7370862fed518d83a4755370cef8211cfc687843b757e7

Download Submit
memory/2620-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2620-1-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2620-3-0x0000000001FA0000-0x00000000021FA000-memory.dmp

Filesize
2.4MB

Download
memory/2620-15-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2620-16-0x00000000038A0000-0x000000000423E000-memory.dmp

Filesize
9.6MB

Download
memory/2620-42-0x00000000038A0000-0x000000000423E000-memory.dmp

Filesize
9.6MB

Download
memory/2772-19-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2772-21-0x0000000002190000-0x00000000023EA000-memory.dmp

Filesize
2.4MB

Download
memory/2772-43-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download

Analysis

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