847fb0842681a461bc0520fed8f7e61caaf9aac38691d325543432bae036a972

General

Target

50d8804cf3b2099aba8eda90c72a0791.exe
Size

907KB
MD5

50d8804cf3b2099aba8eda90c72a0791
SHA1

ab4a2703809224b25cf92e7a934ad7bc08d29cb7
SHA256

847fb0842681a461bc0520fed8f7e61caaf9aac38691d325543432bae036a972
SHA512

ae9149e8b39b967f95f3b12e978a723a1ca842efdabe1164e4404372ce76f4f157d5a90a67aa2834842cb793e668007978dc98a6417a516ec5473f9110b2e1d0
SSDEEP

24576:/71YPOLZHeyPK0DjXE5RllwfInpo3aezzGBa/ZS1:/gAHLzv6ueuaeziBgS

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2040	50d8804cf3b2099aba8eda90c72a0791.exe

Executes dropped EXE 1 IoCs

pid	Process
2040	50d8804cf3b2099aba8eda90c72a0791.exe

Loads dropped DLL 1 IoCs

pid	Process
2928	50d8804cf3b2099aba8eda90c72a0791.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Modifies system certificate store 2 TTPs 3 IoCs

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	50d8804cf3b2099aba8eda90c72a0791.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	50d8804cf3b2099aba8eda90c72a0791.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	50d8804cf3b2099aba8eda90c72a0791.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2928	50d8804cf3b2099aba8eda90c72a0791.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2928	50d8804cf3b2099aba8eda90c72a0791.exe
2040	50d8804cf3b2099aba8eda90c72a0791.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2040	2928	50d8804cf3b2099aba8eda90c72a0791.exe	29
PID 2928 wrote to memory of 2040	2928	50d8804cf3b2099aba8eda90c72a0791.exe	29
PID 2928 wrote to memory of 2040	2928	50d8804cf3b2099aba8eda90c72a0791.exe	29
PID 2928 wrote to memory of 2040	2928	50d8804cf3b2099aba8eda90c72a0791.exe	29

C:\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe
"C:\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe
  C:\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2040

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

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe

Filesize
832KB

MD5
d918c806d928771efdff7a8f8c220e86

SHA1
96d60053d608df27f5b4417fde4570fa00fe85a6

SHA256
8e681a16123d54ee8e18b43db56e68dfc9b220e073e8a99302780ea39568cd9c

SHA512
e6dfc6b5425431c0e20b836dac8a93272a9ea9aff3d549d1b4eb9f8e676f67d096e80925328da249e4db9e2611d587c671787ecae26037922910bc987e15c49a

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1D84.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\50d8804cf3b2099aba8eda90c72a0791.exe

Filesize
640KB

MD5
e0838f8dfe7671100f3dafa3192b531a

SHA1
49cd40ced020cf4144a58ff744d1905a4a269bab

SHA256
ce243bf0394c4b3a42b80bffb232ea3553a149c408b0a47a1d232308e4abd6b3

SHA512
f7b44709a98a58712719c7dfbf3042e869e79d70bc4dc777a2dd1656ad5ab295a0e83662f894dc6f4f8d6df06601262ff79b27a885a743b6d686903451bb6ea1

Download Submit
memory/2040-22-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2040-17-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2040-28-0x0000000002EE0000-0x0000000002F9B000-memory.dmp

Filesize
748KB

Download
memory/2040-87-0x000000000F060000-0x000000000F0F8000-memory.dmp

Filesize
608KB

Download
memory/2040-81-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2928-15-0x00000000031A0000-0x0000000003288000-memory.dmp

Filesize
928KB

Download
memory/2928-0-0x0000000000400000-0x00000000004E8000-memory.dmp

Filesize
928KB

Download
memory/2928-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/2928-4-0x00000000014F0000-0x00000000015D8000-memory.dmp

Filesize
928KB

Download
memory/2928-1-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

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