f5e5c4211d4dc83685a841a35e855855025926490e9702c7f01fba5f628aa5a7

General

Target

8c4b738e99c2888159fc9edd304c23a0.exe
Size

1.5MB
MD5

8c4b738e99c2888159fc9edd304c23a0
SHA1

9d361e46b227bafda7fc1d87d018dcb8ee884048
SHA256

f5e5c4211d4dc83685a841a35e855855025926490e9702c7f01fba5f628aa5a7
SHA512

8be854f830211ca282151b1c4957abaf40616055234794ba5e30f07a4764bf4b69371ade30e93c96d3baf620d45267adda13e11e1b1ed881f0baa61f3139142d
SSDEEP

24576:58PPAdkSAbxrdr790+NYBUGvCcjukL2Lfyy5dv5xFwgpYFPlB5+PcjukL2Y:58PodLAbxrdr50+N8UGvCcakLVy5dv5C

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2668	8c4b738e99c2888159fc9edd304c23a0.exe

Executes dropped EXE 1 IoCs

pid	Process
2668	8c4b738e99c2888159fc9edd304c23a0.exe

Loads dropped DLL 1 IoCs

pid	Process
816	8c4b738e99c2888159fc9edd304c23a0.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/816-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000c000000012329-11.dat	upx
behavioral1/files/0x000c000000012329-15.dat	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs

Web Service

T1102

flow	ioc
2	pastebin.com

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2696	schtasks.exe

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	8c4b738e99c2888159fc9edd304c23a0.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	8c4b738e99c2888159fc9edd304c23a0.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405	8c4b738e99c2888159fc9edd304c23a0.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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	8c4b738e99c2888159fc9edd304c23a0.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
816	8c4b738e99c2888159fc9edd304c23a0.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
816	8c4b738e99c2888159fc9edd304c23a0.exe
2668	8c4b738e99c2888159fc9edd304c23a0.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 2668	816	8c4b738e99c2888159fc9edd304c23a0.exe	29
PID 816 wrote to memory of 2668	816	8c4b738e99c2888159fc9edd304c23a0.exe	29
PID 816 wrote to memory of 2668	816	8c4b738e99c2888159fc9edd304c23a0.exe	29
PID 816 wrote to memory of 2668	816	8c4b738e99c2888159fc9edd304c23a0.exe	29
PID 2668 wrote to memory of 2696	2668	8c4b738e99c2888159fc9edd304c23a0.exe	31
PID 2668 wrote to memory of 2696	2668	8c4b738e99c2888159fc9edd304c23a0.exe	31
PID 2668 wrote to memory of 2696	2668	8c4b738e99c2888159fc9edd304c23a0.exe	31
PID 2668 wrote to memory of 2696	2668	8c4b738e99c2888159fc9edd304c23a0.exe	31
PID 2668 wrote to memory of 2680	2668	8c4b738e99c2888159fc9edd304c23a0.exe	33
PID 2668 wrote to memory of 2680	2668	8c4b738e99c2888159fc9edd304c23a0.exe	33
PID 2668 wrote to memory of 2680	2668	8c4b738e99c2888159fc9edd304c23a0.exe	33
PID 2668 wrote to memory of 2680	2668	8c4b738e99c2888159fc9edd304c23a0.exe	33
PID 2680 wrote to memory of 2388	2680	cmd.exe	34
PID 2680 wrote to memory of 2388	2680	cmd.exe	34
PID 2680 wrote to memory of 2388	2680	cmd.exe	34
PID 2680 wrote to memory of 2388	2680	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe
"C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:816
- C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe
  C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe" /TN U5Z8sQiHf24d /F
    3⤵
    - Creates scheduled task(s)
    PID:2696
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN U5Z8sQiHf24d > C:\Users\Admin\AppData\Local\Temp\cNK4MWE.xml
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN U5Z8sQiHf24d
      4⤵
      PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

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

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe

Filesize
500KB

MD5
d9eaa4b8cea16031d7ccfd2504ea559c

SHA1
e2d81e7d58d7d49fefe1beb91d061fcfcd9644b5

SHA256
985b745f452cab4dcdd017ed94ff00dc7b46fffa1d0f517e21c360dcbd01ded1

SHA512
56f68776d52d03d5720ccb44e44c1eea2f8eb9bcba0583eb84613839bf5e5ef88607fd11578619e8dc692c636955d915b7cf6b0e05f7598f8cf96d67259070c1

Download Submit
C:\Users\Admin\AppData\Local\Temp\cNK4MWE.xml

Filesize
1KB

MD5
c00f4bd082fb78233c64fcff6e2f3e1b

SHA1
d4ee0100b2b3ec1049ec8f452f470920cbdbe300

SHA256
9387d981e448d2386b485ab8f86fe87b025aaddf48f526c247949042b79fd9f2

SHA512
8e7f555e8d40eb9d525e50810cb6f3f63b5396d5a48363bff9c6135fb01dbcfc537ee041e1218ff23a388733d6a2b59b93806139a10f1ddd0cd7cb8fbd2c7586

Download Submit
\Users\Admin\AppData\Local\Temp\8c4b738e99c2888159fc9edd304c23a0.exe

Filesize
520KB

MD5
e561c07c1980225e233d5d78ae3bc689

SHA1
8814a1ced9ed63ce2cb4ad5ddde248f3c7317b3f

SHA256
bdfa19db6e7aef1f69d865b70230b45abde901fa825c43a249219deead82ab2b

SHA512
fbe4b6f1f8ef34f2dc185bf6ccf64160daca5b87de17f133544283d42d970d64812470f3562c6706da1808f6b95cf43831b6eab751642c121a7076183bf27433

Download Submit
memory/816-2-0x0000000000290000-0x000000000030E000-memory.dmp

Filesize
504KB

Download
memory/816-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/816-19-0x0000000023180000-0x00000000233DC000-memory.dmp

Filesize
2.4MB

Download
memory/816-53-0x0000000023180000-0x00000000233DC000-memory.dmp

Filesize
2.4MB

Download
memory/816-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/816-16-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2668-27-0x00000000002B0000-0x000000000031B000-memory.dmp

Filesize
428KB

Download
memory/2668-18-0x00000000001A0000-0x000000000021E000-memory.dmp

Filesize
504KB

Download
memory/2668-25-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2668-26-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2668-54-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads