3b105d70136969d53890084070c7b685e2d528b75a34911531d6be4e07e8204a

General

Target

8892bba0a849c3df57377fcfa4e2e896.exe
Size

385KB
MD5

8892bba0a849c3df57377fcfa4e2e896
SHA1

a45c5b9a6854677d087dcb10dfb4832d240ffa48
SHA256

3b105d70136969d53890084070c7b685e2d528b75a34911531d6be4e07e8204a
SHA512

ba27a1c009c5a899b558f097c69a25b1cbaafde168b505ec44e73952efc8d3434c9bea0b4848cf12b6508e41037ac54b2c54cb861a8d547994b14785d9123563
SSDEEP

6144:/lPO7D1zItbLN7KVYVdAwI1FmnPaRkuFD8GU6O9REUgiyS92h8BFTdV9gzguupju:/cQ9lzAduniRku18H6s99f9V9g1upjUB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2972	8892bba0a849c3df57377fcfa4e2e896.exe

Executes dropped EXE 1 IoCs

pid	Process
2972	8892bba0a849c3df57377fcfa4e2e896.exe

Loads dropped DLL 1 IoCs

pid	Process
1760	8892bba0a849c3df57377fcfa4e2e896.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
4	pastebin.com

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	8892bba0a849c3df57377fcfa4e2e896.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8892bba0a849c3df57377fcfa4e2e896.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8892bba0a849c3df57377fcfa4e2e896.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1760	8892bba0a849c3df57377fcfa4e2e896.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1760	8892bba0a849c3df57377fcfa4e2e896.exe
2972	8892bba0a849c3df57377fcfa4e2e896.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2972	1760	8892bba0a849c3df57377fcfa4e2e896.exe	28
PID 1760 wrote to memory of 2972	1760	8892bba0a849c3df57377fcfa4e2e896.exe	28
PID 1760 wrote to memory of 2972	1760	8892bba0a849c3df57377fcfa4e2e896.exe	28
PID 1760 wrote to memory of 2972	1760	8892bba0a849c3df57377fcfa4e2e896.exe	28

C:\Users\Admin\AppData\Local\Temp\8892bba0a849c3df57377fcfa4e2e896.exe
"C:\Users\Admin\AppData\Local\Temp\8892bba0a849c3df57377fcfa4e2e896.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Users\Admin\AppData\Local\Temp\8892bba0a849c3df57377fcfa4e2e896.exe
  C:\Users\Admin\AppData\Local\Temp\8892bba0a849c3df57377fcfa4e2e896.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2972

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\Tar1FD5.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\8892bba0a849c3df57377fcfa4e2e896.exe

Filesize
385KB

MD5
2183f9b72152ca6a249f64b6fafa28da

SHA1
36919200e2971559607d71a9a971aecd6905249f

SHA256
882ae625415ce6bc7c12549fd657f596f3c04bf9400f92ce6c570e2355ecef1e

SHA512
d361217e6e31c6f187d60e2fc88299595ffa4759be4f29dd921e2e1d5d779f970b0e7d80256a918ca396fc5cf59affadb5ef9c5a2da77efe4fe1e5a7f33f6868

Download Submit
memory/1760-1-0x0000000000360000-0x00000000003C6000-memory.dmp

Filesize
408KB

Download
memory/1760-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1760-15-0x0000000002E10000-0x0000000002E76000-memory.dmp

Filesize
408KB

Download
memory/1760-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1760-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2972-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2972-20-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2972-29-0x0000000002D40000-0x0000000002D9F000-memory.dmp

Filesize
380KB

Download
memory/2972-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2972-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2972-88-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2972-84-0x00000000095C0000-0x00000000095FC000-memory.dmp

Filesize
240KB

Download

Analysis

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