09199eb8f479720d93c37d66a408336fe7cefb9fe22bfc5171dde0acb1fbedee

General

Target

cff9c5583d8bbc0aba328311488a291a.exe
Size

10.2MB
MD5

cff9c5583d8bbc0aba328311488a291a
SHA1

48271eafab43f8d3ab2dc6b63ea3b7740f27325b
SHA256

09199eb8f479720d93c37d66a408336fe7cefb9fe22bfc5171dde0acb1fbedee
SHA512

48e8a87bf83f2a0476c4b902da394ffbb8c3c245134e1ee7b0d22439b0430e1179c8154b02f8a6e43e92abe9a59b39a00c45eb822f972db9ef1e7c9b8b506c61
SSDEEP

196608:dzd3P02HeHXYi5FWZ2dFKR3jmTHOQyi5FWZ2dFK:r3EYiT82Ujau1iT82

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2644	cff9c5583d8bbc0aba328311488a291a.exe

Executes dropped EXE 1 IoCs

pid	Process
2644	cff9c5583d8bbc0aba328311488a291a.exe

Loads dropped DLL 1 IoCs

pid	Process
2640	cff9c5583d8bbc0aba328311488a291a.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2640-1-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral1/files/0x0009000000012281-11.dat	upx
behavioral1/memory/2640-16-0x0000000004CB0000-0x000000000564E000-memory.dmp	upx
behavioral1/files/0x0009000000012281-14.dat	upx
behavioral1/memory/2644-18-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	cff9c5583d8bbc0aba328311488a291a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	cff9c5583d8bbc0aba328311488a291a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2640	cff9c5583d8bbc0aba328311488a291a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2640	cff9c5583d8bbc0aba328311488a291a.exe
2644	cff9c5583d8bbc0aba328311488a291a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2644	2640	cff9c5583d8bbc0aba328311488a291a.exe	28
PID 2640 wrote to memory of 2644	2640	cff9c5583d8bbc0aba328311488a291a.exe	28
PID 2640 wrote to memory of 2644	2640	cff9c5583d8bbc0aba328311488a291a.exe	28
PID 2640 wrote to memory of 2644	2640	cff9c5583d8bbc0aba328311488a291a.exe	28

C:\Users\Admin\AppData\Local\Temp\cff9c5583d8bbc0aba328311488a291a.exe
"C:\Users\Admin\AppData\Local\Temp\cff9c5583d8bbc0aba328311488a291a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Users\Admin\AppData\Local\Temp\cff9c5583d8bbc0aba328311488a291a.exe
  C:\Users\Admin\AppData\Local\Temp\cff9c5583d8bbc0aba328311488a291a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2644

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\cff9c5583d8bbc0aba328311488a291a.exe

Filesize
135KB

MD5
664992b6c60da90a3cddc93ea7c1575c

SHA1
976c8116457ad1cb5b2de47418366f30247ae679

SHA256
4371317f686f3d8acbf178b81373459f8aca0504fadfd5c15962375e1a63fac7

SHA512
212614f6f29cac9567196eb213b409745492f27877decc09d2ed47158b83d19bf1d191be3c604b38f64a46bad8504a412c0542d4ad6859d4e33067392d615298

Download Submit
\Users\Admin\AppData\Local\Temp\cff9c5583d8bbc0aba328311488a291a.exe

Filesize
196KB

MD5
a66e76b113f96b0a2c66c50775b507a9

SHA1
41fd948e1eec1b782d791f00493ef761669fed33

SHA256
618ead07234d84758cb6863c9494612a350bdee437c91339de260f3d2f2ec0f2

SHA512
3e0bb5557931f98e021ebd5669477f21e73bed8d2948d832949f5f72dbaec5d007b3a9ec253df57943a2761269eb017ce725b47b047ae0cd67ae2313c61bff2c

Download Submit
memory/2640-1-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2640-0-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2640-3-0x00000000021B0000-0x000000000240A000-memory.dmp

Filesize
2.4MB

Download
memory/2640-15-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2640-16-0x0000000004CB0000-0x000000000564E000-memory.dmp

Filesize
9.6MB

Download
memory/2640-43-0x0000000004CB0000-0x000000000564E000-memory.dmp

Filesize
9.6MB

Download
memory/2644-18-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2644-20-0x00000000021A0000-0x00000000023FA000-memory.dmp

Filesize
2.4MB

Download
memory/2644-44-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download

Analysis

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