c75661f37e310f1b162a0bdf81c5f00ed770aecb4050075176582398dea29b87

General

Target

4818a76b1a1a02b6ea7c5798a756a734.exe
Size

302KB
MD5

4818a76b1a1a02b6ea7c5798a756a734
SHA1

1a2a823a6d2c09e76f7d081a9dfe6a36a35eeb11
SHA256

c75661f37e310f1b162a0bdf81c5f00ed770aecb4050075176582398dea29b87
SHA512

fc622f06d8e2ab22ff96c2fa5e4d01779a0aafd970d8dc80bf2523e2a89bf8d247573ed5804cec2346b9657b0dfb5bb02eeca5060c53452b25cead0e00242e36
SSDEEP

3072:glIs4BwEGIsBfysYi3FwddQY4y2ysrzINxHKva6A6MMAabDiyeG2845fmmPN+rQ8:iIsUBMysBwzaWWYHKi6AFMAAvOmAmQ

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1212	4818a76b1a1a02b6ea7c5798a756a734.exe

Executes dropped EXE 1 IoCs

pid	Process
1212	4818a76b1a1a02b6ea7c5798a756a734.exe

Loads dropped DLL 1 IoCs

pid	Process
2576	4818a76b1a1a02b6ea7c5798a756a734.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2576-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x0003000000004ed5-12.dat	upx
behavioral1/memory/1212-19-0x0000000000400000-0x00000000004E0000-memory.dmp	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\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	4818a76b1a1a02b6ea7c5798a756a734.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	4818a76b1a1a02b6ea7c5798a756a734.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	4818a76b1a1a02b6ea7c5798a756a734.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	4818a76b1a1a02b6ea7c5798a756a734.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2576	4818a76b1a1a02b6ea7c5798a756a734.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2576	4818a76b1a1a02b6ea7c5798a756a734.exe
1212	4818a76b1a1a02b6ea7c5798a756a734.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 1212	2576	4818a76b1a1a02b6ea7c5798a756a734.exe	29
PID 2576 wrote to memory of 1212	2576	4818a76b1a1a02b6ea7c5798a756a734.exe	29
PID 2576 wrote to memory of 1212	2576	4818a76b1a1a02b6ea7c5798a756a734.exe	29
PID 2576 wrote to memory of 1212	2576	4818a76b1a1a02b6ea7c5798a756a734.exe	29

C:\Users\Admin\AppData\Local\Temp\4818a76b1a1a02b6ea7c5798a756a734.exe
"C:\Users\Admin\AppData\Local\Temp\4818a76b1a1a02b6ea7c5798a756a734.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Users\Admin\AppData\Local\Temp\4818a76b1a1a02b6ea7c5798a756a734.exe
  C:\Users\Admin\AppData\Local\Temp\4818a76b1a1a02b6ea7c5798a756a734.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1212

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

\Users\Admin\AppData\Local\Temp\4818a76b1a1a02b6ea7c5798a756a734.exe

Filesize
302KB

MD5
2e2a19c978523201946784bcc0713b80

SHA1
27db3d565bb95c384b4c2858bbdacd149144a98e

SHA256
ba297f80f82c114fa09b25361372b5039da7ef8db2ee366ada1e40c3279d5fc8

SHA512
ba2ad6d5a242ae4f02475f1bb746aaa3fc912f2ac0a140f422f283461d0b3c30bbee3fb42e93aaf6f6ed3afd055aaedce175a345559fea3b7e994234976ed1b2

Download Submit
memory/1212-19-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1212-21-0x0000000000210000-0x0000000000241000-memory.dmp

Filesize
196KB

Download
memory/1212-32-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2576-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2576-2-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2576-1-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2576-11-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2576-18-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2576-16-0x00000000001B0000-0x0000000000290000-memory.dmp

Filesize
896KB

Download

Analysis

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