8835997b22588e85d432a8cc2ebcbad6e087a20bae408a19b69b725ac9711d61

General

Target

55a2b427564b1336a6b0045f3f057f5f.exe
Size

133KB
MD5

55a2b427564b1336a6b0045f3f057f5f
SHA1

15c5f2b185e94a0257e5f99ef6885aad329858bf
SHA256

8835997b22588e85d432a8cc2ebcbad6e087a20bae408a19b69b725ac9711d61
SHA512

2995c6ea3fc5a253950c5e5e74bcd0e85ebef60b4a2a35537f64aeb9dd73553817c8c1253d7b78c2aa14ac51b52e9fd061d94732c733f7f02444cdbd8088a8bb
SSDEEP

3072:eX89Cuh53J6xrxzKZRlhK8SXKc8smcO28Z+jhjzQ:W895a5q7sX8sm5+jhvQ

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2904	55a2b427564b1336a6b0045f3f057f5f.exe

Executes dropped EXE 1 IoCs

pid	Process
2904	55a2b427564b1336a6b0045f3f057f5f.exe

Loads dropped DLL 1 IoCs

pid	Process
2000	55a2b427564b1336a6b0045f3f057f5f.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2000-0-0x0000000000400000-0x0000000000486000-memory.dmp	upx
behavioral1/files/0x000c000000012243-11.dat	upx
behavioral1/memory/2000-13-0x0000000000260000-0x00000000002E6000-memory.dmp	upx
behavioral1/files/0x000c000000012243-16.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-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	55a2b427564b1336a6b0045f3f057f5f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	55a2b427564b1336a6b0045f3f057f5f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	55a2b427564b1336a6b0045f3f057f5f.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	55a2b427564b1336a6b0045f3f057f5f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2000	55a2b427564b1336a6b0045f3f057f5f.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2000	55a2b427564b1336a6b0045f3f057f5f.exe
2904	55a2b427564b1336a6b0045f3f057f5f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2904	2000	55a2b427564b1336a6b0045f3f057f5f.exe	29
PID 2000 wrote to memory of 2904	2000	55a2b427564b1336a6b0045f3f057f5f.exe	29
PID 2000 wrote to memory of 2904	2000	55a2b427564b1336a6b0045f3f057f5f.exe	29
PID 2000 wrote to memory of 2904	2000	55a2b427564b1336a6b0045f3f057f5f.exe	29

C:\Users\Admin\AppData\Local\Temp\55a2b427564b1336a6b0045f3f057f5f.exe
"C:\Users\Admin\AppData\Local\Temp\55a2b427564b1336a6b0045f3f057f5f.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\AppData\Local\Temp\55a2b427564b1336a6b0045f3f057f5f.exe
  C:\Users\Admin\AppData\Local\Temp\55a2b427564b1336a6b0045f3f057f5f.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2904

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\55a2b427564b1336a6b0045f3f057f5f.exe

Filesize
133KB

MD5
779a6368a7b57d07078915bdfa77c1c0

SHA1
6c99a639d9aaf65de4c50d3fb3a0bc80ae5e2c8c

SHA256
4de9b76ea4714d596e0492bbcd9b001d718308857c8c53fe3f1423552f86f70b

SHA512
23c1730bb4af806913c10f4d063b1a6618799a365d968a4247305251f7ef343dc41ed051526bf2ad0827248ef9234157fd0c989d832aceaa0e2db0dfd32641d3

Download Submit
\Users\Admin\AppData\Local\Temp\55a2b427564b1336a6b0045f3f057f5f.exe

Filesize
128KB

MD5
9db6be3fffa02fc4ad6b51f2e8892494

SHA1
b85f11f2ac0601f4f6bff398baeefc71db8b7b97

SHA256
6c6d51c804a1cb6e0860309434c27f8d045700d097353db50433df598ae9b614

SHA512
63d5add5c18aee6d01f992b4628714024ef317ed7ad7d00b5ad538d83925bddefdad993f36120eb1574ca79841b74effaee98f0332dbe761e2743e5d0742cf1f

Download Submit
memory/2000-0-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/2000-2-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2000-1-0x0000000000150000-0x0000000000171000-memory.dmp

Filesize
132KB

Download
memory/2000-13-0x0000000000260000-0x00000000002E6000-memory.dmp

Filesize
536KB

Download
memory/2000-15-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2904-20-0x0000000000150000-0x0000000000171000-memory.dmp

Filesize
132KB

Download
memory/2904-42-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download

Analysis

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