5e6bc3a9d8c7f96fd8d2fa73726d9f6d0a39141d7a3398977c40cb58081f91c2

General

Target

79bac15fd0cb98600ca831073ec46437.exe
Size

771KB
MD5

79bac15fd0cb98600ca831073ec46437
SHA1

7931ce5bc05402e49f9225284490f56fe6f1175e
SHA256

5e6bc3a9d8c7f96fd8d2fa73726d9f6d0a39141d7a3398977c40cb58081f91c2
SHA512

8176e7fee10f20fcf2a646275a4b6cb673cf71ccc47dee2b43faafa34adbe71ddfc25bd2501bcacfbb21a996a588fd98b27f15f61a1ed64d805eb4769d75a98e
SSDEEP

12288:UXrhbAh+QHBtCOCKNJVogekNI0dhm9HoiesJqsERSJZSBlKlAh+Xlb10VHmDXTuT:Ubah+zOBeb10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2192	79bac15fd0cb98600ca831073ec46437.exe

Executes dropped EXE 1 IoCs

pid	Process
2192	79bac15fd0cb98600ca831073ec46437.exe

Loads dropped DLL 1 IoCs

pid	Process
2832	79bac15fd0cb98600ca831073ec46437.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	79bac15fd0cb98600ca831073ec46437.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	79bac15fd0cb98600ca831073ec46437.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	79bac15fd0cb98600ca831073ec46437.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2832	79bac15fd0cb98600ca831073ec46437.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2832	79bac15fd0cb98600ca831073ec46437.exe
2192	79bac15fd0cb98600ca831073ec46437.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 2192	2832	79bac15fd0cb98600ca831073ec46437.exe	28
PID 2832 wrote to memory of 2192	2832	79bac15fd0cb98600ca831073ec46437.exe	28
PID 2832 wrote to memory of 2192	2832	79bac15fd0cb98600ca831073ec46437.exe	28
PID 2832 wrote to memory of 2192	2832	79bac15fd0cb98600ca831073ec46437.exe	28

C:\Users\Admin\AppData\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe
"C:\Users\Admin\AppData\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Users\Admin\AppData\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe
  C:\Users\Admin\AppData\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2192

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\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe

Filesize
771KB

MD5
c232effa634545e300ff8375ce2d7155

SHA1
865888cab2d85992986ef418dd0bd9ff8d2d4bd0

SHA256
5ec0ddd3aaed02bde5d53320969c2f3b5007f319111df07a49c7b740f6e67a04

SHA512
4353ef9a7ee64dc0107ef5e597fdfda79da4b128d596ee604d22f7c8fab4760ee11aef1b4d1c6fbe9fcf9e2c4c86592128ff036f1b5e119caa7fa65518a81f8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3B8C.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3BBE.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\79bac15fd0cb98600ca831073ec46437.exe

Filesize
198KB

MD5
e1d32ea1dfdfda1225cca0fd1f95177b

SHA1
e432773b8ccdf00d7013fb1e23fb4dcd57c47cf6

SHA256
942f0251c897404894bdfbd72a410e1bfeac0af27a1bd003cd37e2219c99b6ae

SHA512
27581d093664b1f9277adbf1bfda627af5b48cea98cf9bf043fa9ad10cda1406227ec4eff7ae197b2fa0e2f21c002b4ebbaff7dff5ec89ce0f848fd2cf42bdba

Download Submit
memory/2192-20-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2192-17-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2192-24-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2192-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2192-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2192-79-0x00000000096F0000-0x000000000972C000-memory.dmp

Filesize
240KB

Download
memory/2192-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2832-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2832-12-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/2832-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2832-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2832-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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