ea2281485f1ce73f473eee58174e6b393987956556c91d06dafc2a80facda2bb

General

Target

7efc3b292b874b69faa67800ac6e33b4.exe
Size

385KB
MD5

7efc3b292b874b69faa67800ac6e33b4
SHA1

e0fe9e7d3289a378583c45d3e6a875e906632988
SHA256

ea2281485f1ce73f473eee58174e6b393987956556c91d06dafc2a80facda2bb
SHA512

98d5d1f19d841842e170ac14e0032b675d2fdf07acb75d37aae6ed8799d3f7e54f2dc63bf3d8daa0ae92283ba522226e3cda585f56266e324b138e8a575a212e
SSDEEP

6144:1Dnf/zJOFlEKX30AVzUCI+Zc4iTKhsp6swNjC/DcUiCWvkAjFMB:Vf/1oEKXlIpTAGqNjKcUiCWkAjFMB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3032	7efc3b292b874b69faa67800ac6e33b4.exe

Executes dropped EXE 1 IoCs

pid	Process
3032	7efc3b292b874b69faa67800ac6e33b4.exe

Loads dropped DLL 1 IoCs

pid	Process
624	7efc3b292b874b69faa67800ac6e33b4.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	7efc3b292b874b69faa67800ac6e33b4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7efc3b292b874b69faa67800ac6e33b4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7efc3b292b874b69faa67800ac6e33b4.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
624	7efc3b292b874b69faa67800ac6e33b4.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
624	7efc3b292b874b69faa67800ac6e33b4.exe
3032	7efc3b292b874b69faa67800ac6e33b4.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 3032	624	7efc3b292b874b69faa67800ac6e33b4.exe	28
PID 624 wrote to memory of 3032	624	7efc3b292b874b69faa67800ac6e33b4.exe	28
PID 624 wrote to memory of 3032	624	7efc3b292b874b69faa67800ac6e33b4.exe	28
PID 624 wrote to memory of 3032	624	7efc3b292b874b69faa67800ac6e33b4.exe	28

C:\Users\Admin\AppData\Local\Temp\7efc3b292b874b69faa67800ac6e33b4.exe
"C:\Users\Admin\AppData\Local\Temp\7efc3b292b874b69faa67800ac6e33b4.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:624
- C:\Users\Admin\AppData\Local\Temp\7efc3b292b874b69faa67800ac6e33b4.exe
  C:\Users\Admin\AppData\Local\Temp\7efc3b292b874b69faa67800ac6e33b4.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:3032

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\Cab15D4.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1625.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7efc3b292b874b69faa67800ac6e33b4.exe

Filesize
385KB

MD5
d28697824f37ff263b568122fdff84f3

SHA1
4d3e4c261ab2aaa0cf7c423487ae25f22cddc019

SHA256
f0eb447853a97a78fb6d41cbc5acb7f138c91bd3122dc6bc41407078959de2cb

SHA512
b79a63a97aa387433dde4d9b96959545b63a0b0a8b95210b85ac5a550a1a9cea69d259b2dbc4c18da04255d1bec10d527ad7b4931d4d13cf8ab6b49f9e81dcb4

Download Submit
memory/624-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/624-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/624-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/624-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/624-12-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/3032-19-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3032-29-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/3032-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3032-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/3032-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3032-81-0x000000000ED80000-0x000000000EDBC000-memory.dmp

Filesize
240KB

Download
memory/3032-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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