b22718b1b2fcbdeb02059be209e8011451667e4ddac2dd3a27e18fc45d7d213f

General

Target

38b3d34bbea87fc0f1a0eca810f3cba1.exe
Size

5.1MB
MD5

38b3d34bbea87fc0f1a0eca810f3cba1
SHA1

5bb4a254de93a94c4c22c23a95d37e74182261fa
SHA256

b22718b1b2fcbdeb02059be209e8011451667e4ddac2dd3a27e18fc45d7d213f
SHA512

8c597dc5fc965321de25211a56c4c9fa1e4c08b66e66cfb5118ab8b77c23b89500c89c24bb63e997040d3f736309577b3c70fe43806da00378b33ea255d7d9af
SSDEEP

49152:wAMnlFgA8cHiceXtEE8SyZ7e32vdo38E2cAL4uobPNoay3b8D6uGYLdi3PX3CNz0:MPPNeG3/xobPi3v4psdcnwMgb33

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1300	38b3d34bbea87fc0f1a0eca810f3cba1.exe

Executes dropped EXE 1 IoCs

pid	Process
1300	38b3d34bbea87fc0f1a0eca810f3cba1.exe

Loads dropped DLL 1 IoCs

pid	Process
2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2124-1-0x0000000000400000-0x0000000000D9E000-memory.dmp	upx
behavioral1/files/0x000d00000001232b-14.dat	upx
behavioral1/files/0x000d00000001232b-11.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	38b3d34bbea87fc0f1a0eca810f3cba1.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	38b3d34bbea87fc0f1a0eca810f3cba1.exe
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	38b3d34bbea87fc0f1a0eca810f3cba1.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	38b3d34bbea87fc0f1a0eca810f3cba1.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe
1300	38b3d34bbea87fc0f1a0eca810f3cba1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1300	2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe	28
PID 2124 wrote to memory of 1300	2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe	28
PID 2124 wrote to memory of 1300	2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe	28
PID 2124 wrote to memory of 1300	2124	38b3d34bbea87fc0f1a0eca810f3cba1.exe	28

C:\Users\Admin\AppData\Local\Temp\38b3d34bbea87fc0f1a0eca810f3cba1.exe
"C:\Users\Admin\AppData\Local\Temp\38b3d34bbea87fc0f1a0eca810f3cba1.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\38b3d34bbea87fc0f1a0eca810f3cba1.exe
  C:\Users\Admin\AppData\Local\Temp\38b3d34bbea87fc0f1a0eca810f3cba1.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1300

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\38b3d34bbea87fc0f1a0eca810f3cba1.exe

Filesize
33KB

MD5
2751569239336e993f889f8c7b810946

SHA1
8d0f3211f3011d002f1120046f99b283b0c0b92d

SHA256
16b791a62b23e7e5a9cfd6ed3b216763e291b3e7b9eb90f6ebe94a4fee28a7c9

SHA512
e5ad2687df090dba8d2f8135059d2aafc933cf7836a3546c048f49deeb359e096c7f5e42a76dfb597827145f17e4dfdaeca36a4e659920ae2ee53ffc26aa7c0c

Download Submit
\Users\Admin\AppData\Local\Temp\38b3d34bbea87fc0f1a0eca810f3cba1.exe

Filesize
78KB

MD5
7e2907c229b2d3df9be818c38ae91c02

SHA1
3c3c052281d7b9ef2a336d75af5edcdddeabf6e3

SHA256
6c4f6112d0341502c183bd97c126ff4d702bbc4992055d116251969e950d0ab3

SHA512
c0032056ed6d92ef389ad1d40c0700ca216969165fc5bef3802db1a79d7a789d31eae84f1faf9547c11087cd6f8be92c426ac62a0865b88b6b31d7e75288c530

Download Submit
memory/1300-16-0x0000000001FA0000-0x00000000021FA000-memory.dmp

Filesize
2.4MB

Download
memory/1300-18-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/1300-41-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2124-1-0x0000000000400000-0x0000000000D9E000-memory.dmp

Filesize
9.6MB

Download
memory/2124-0-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download
memory/2124-2-0x0000000001FA0000-0x00000000021FA000-memory.dmp

Filesize
2.4MB

Download
memory/2124-15-0x0000000000400000-0x0000000000605000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing