06661a5df77ec5461ad9f6e24bced5cd0682e8ae6cb43981e749dfa895c8244c

General

Target

8a2506bff345f35bf743bc85898ff034.exe
Size

385KB
MD5

8a2506bff345f35bf743bc85898ff034
SHA1

ea279d0d841752a0200ff60337cfb9815bbad74f
SHA256

06661a5df77ec5461ad9f6e24bced5cd0682e8ae6cb43981e749dfa895c8244c
SHA512

9c3c66bd7d557116e6dd063aad2af93741ca6a9e7a7627e3a615b961204cd71b8dd87d5e4ae4f26a44de1d606e9e8d84dfd3b631697ed45e043d7bcab8282f40
SSDEEP

6144:PjbwMBTRcVfkmwhUentyNv7eSMxnnIqLhNkP+qzKrYUv5QBBOJDCC2s2CHEOn3tB:1ReIKenc7Cxnn3hu+frFv5QBkt9B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2112	8a2506bff345f35bf743bc85898ff034.exe

Executes dropped EXE 1 IoCs

pid	Process
2112	8a2506bff345f35bf743bc85898ff034.exe

Loads dropped DLL 1 IoCs

pid	Process
1992	8a2506bff345f35bf743bc85898ff034.exe

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

Web Service

T1102

flow	ioc
4	pastebin.com
3	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	8a2506bff345f35bf743bc85898ff034.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8a2506bff345f35bf743bc85898ff034.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	8a2506bff345f35bf743bc85898ff034.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1992	8a2506bff345f35bf743bc85898ff034.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1992	8a2506bff345f35bf743bc85898ff034.exe
2112	8a2506bff345f35bf743bc85898ff034.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2112	1992	8a2506bff345f35bf743bc85898ff034.exe	28
PID 1992 wrote to memory of 2112	1992	8a2506bff345f35bf743bc85898ff034.exe	28
PID 1992 wrote to memory of 2112	1992	8a2506bff345f35bf743bc85898ff034.exe	28
PID 1992 wrote to memory of 2112	1992	8a2506bff345f35bf743bc85898ff034.exe	28

C:\Users\Admin\AppData\Local\Temp\8a2506bff345f35bf743bc85898ff034.exe
"C:\Users\Admin\AppData\Local\Temp\8a2506bff345f35bf743bc85898ff034.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp\8a2506bff345f35bf743bc85898ff034.exe
  C:\Users\Admin\AppData\Local\Temp\8a2506bff345f35bf743bc85898ff034.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2112

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\Cab4472.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4501.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\8a2506bff345f35bf743bc85898ff034.exe

Filesize
385KB

MD5
2da62ff039bb9cf43a735df59c096bee

SHA1
bec6564faac9964f6e4c1f13c4797c682cf89657

SHA256
9082a4120b5507e2e6ba78e8260c65380da32802b3c64827e33e627a3e8d2b70

SHA512
afa5df784238eb76517ec9da4868a027bc0818358162d0caad8fcb022bac357902694c0fe95653f72e574a4fa84dd94c6085f09156e66f2b9ea92f0e7a15130d

Download Submit
memory/1992-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1992-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1992-12-0x00000000002E0000-0x0000000000346000-memory.dmp

Filesize
408KB

Download
memory/1992-2-0x0000000000270000-0x00000000002D6000-memory.dmp

Filesize
408KB

Download
memory/1992-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2112-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2112-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2112-26-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2112-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2112-81-0x00000000075E0000-0x000000000761C000-memory.dmp

Filesize
240KB

Download
memory/2112-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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