2c8c5deeba530582fe619855cd2ce6a6da4f60dbcc9f9efb408933a91ffe7657

General

Target

c266caf54aa122de48c69f3f8f446c2a.exe
Size

5.0MB
MD5

c266caf54aa122de48c69f3f8f446c2a
SHA1

f544763402b4b77eb2f1df7181e41528fce924e2
SHA256

2c8c5deeba530582fe619855cd2ce6a6da4f60dbcc9f9efb408933a91ffe7657
SHA512

c3ee0c1bffc5e3546f294cfefc46d50948107ed46c6877769b96357442a83d0d7ceb1dd497ef07d2df7ebe1bc445d4b32a38b122db337012622c88ce208f4b64
SSDEEP

49152:nBcLfqh12vWDdo1bIlNdsdAiEcIrdFwXV1AcRRaod:+E13dGE56VErMt

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2016	c266caf54aa122de48c69f3f8f446c2a.exe

Executes dropped EXE 1 IoCs

pid	Process
2016	c266caf54aa122de48c69f3f8f446c2a.exe

Loads dropped DLL 1 IoCs

pid	Process
1676	c266caf54aa122de48c69f3f8f446c2a.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1676-1-0x0000000000400000-0x0000000000CE1000-memory.dmp	upx
behavioral1/files/0x000b000000012256-11.dat	upx
behavioral1/files/0x000b000000012256-17.dat	upx

Modifies system certificate store 2 TTPs 4 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	c266caf54aa122de48c69f3f8f446c2a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	c266caf54aa122de48c69f3f8f446c2a.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	c266caf54aa122de48c69f3f8f446c2a.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	c266caf54aa122de48c69f3f8f446c2a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1676	c266caf54aa122de48c69f3f8f446c2a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1676	c266caf54aa122de48c69f3f8f446c2a.exe
2016	c266caf54aa122de48c69f3f8f446c2a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 2016	1676	c266caf54aa122de48c69f3f8f446c2a.exe	29
PID 1676 wrote to memory of 2016	1676	c266caf54aa122de48c69f3f8f446c2a.exe	29
PID 1676 wrote to memory of 2016	1676	c266caf54aa122de48c69f3f8f446c2a.exe	29
PID 1676 wrote to memory of 2016	1676	c266caf54aa122de48c69f3f8f446c2a.exe	29

C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
"C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
  C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2016

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\c266caf54aa122de48c69f3f8f446c2a.exe

Filesize
768KB

MD5
db038ec83fa64d99af350226215716c0

SHA1
0f134a05739ae656e8fbf01ed428c6f9ef26a126

SHA256
1914f6476d010f942223c73f70a0cf3eea1c90e51677bcee329b422090258bab

SHA512
be0c82a6293ad7af6bca87508605e9ba6a66f7475f77cd16eb1667773b8b64fc6e00ffaa98553c9e4563d1f73793171e5f32f1423a1e4a664b4c54aba2c96a8f

Download Submit
\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe

Filesize
960KB

MD5
e0e65468d97f04e953faa602ffc9d37f

SHA1
450a7200c85c15216eda076529efe46bfb47124b

SHA256
d640685fb2442b8d9b975a662de09446a266507f8090d693b4ca3e8611cd805c

SHA512
85d3766948163ad81c424629cbe16f27a5a48dd5540ecce000cc1028a018d1f92dbba1a2119a59f6cd682151708d51a52d229fc96884615331bb0171d72b2e6e

Download Submit
memory/1676-1-0x0000000000400000-0x0000000000CE1000-memory.dmp

Filesize
8.9MB

Download
memory/1676-3-0x0000000001EE0000-0x000000000210E000-memory.dmp

Filesize
2.2MB

Download
memory/1676-0-0x0000000000400000-0x00000000005EF000-memory.dmp

Filesize
1.9MB

Download
memory/1676-16-0x0000000003F30000-0x0000000004811000-memory.dmp

Filesize
8.9MB

Download
memory/1676-15-0x0000000000400000-0x00000000005EF000-memory.dmp

Filesize
1.9MB

Download
memory/2016-19-0x0000000000400000-0x0000000000CE1000-memory.dmp

Filesize
8.9MB

Download
memory/2016-21-0x0000000002110000-0x000000000233E000-memory.dmp

Filesize
2.2MB

Download
memory/2016-43-0x0000000000400000-0x0000000000CE1000-memory.dmp

Filesize
8.9MB

Download

Analysis

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