1a9c6fb2d281097f8956e60bc7893368881a42c1805c2228ae61fa2e8aaa7f31

General

Target

NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
Size

386KB
MD5

f78134f3a7ec5ea0d37b8b41e0e8ca00
SHA1

4cc932148a80621af14ff3576119d745c9b8e48d
SHA256

1a9c6fb2d281097f8956e60bc7893368881a42c1805c2228ae61fa2e8aaa7f31
SHA512

63e6b544f8c4dafc4bcdf4eb3944387ef7a73c6cc84f135d8e99e7223601c839cc38277dc2875ca146ce17d925756c3e842389705c2a8b2040c45ef7ffaaeabe
SSDEEP

6144:SejsEZ536R9stChkP7vYyuZ8dOtnGQbzlX6yKRmvHMxnGNB:SeAO53O3WR1donG2zVHKRbgB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1084	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Executes dropped EXE 1 IoCs

pid	Process
1084	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Loads dropped DLL 1 IoCs

pid	Process
3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.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	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
1084	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 1084	3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe	28
PID 3052 wrote to memory of 1084	3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe	28
PID 3052 wrote to memory of 1084	3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe	28
PID 3052 wrote to memory of 1084	3052	NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
  C:\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1084

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\Cab6875.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Filesize
386KB

MD5
50da7c89980aec6d684b5776f724c8a5

SHA1
c39b87cad46fed12f24bb369457c84cf2bbb060c

SHA256
1ecf0812492f278b7e337f6b5bf5ac989c073b33a16298271ad4f6c03460bc3b

SHA512
7a437996aff591f63399738a900efa2ba01fcba3f6f4c90d212f57a04a0b7ea858fb6753d425a4a6f5c6bb33a9c25f0002dbbba6e5ca579a09a3a65ead5b5612

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6898.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
\Users\Admin\AppData\Local\Temp\NEAS.f78134f3a7ec5ea0d37b8b41e0e8ca00.exe

Filesize
386KB

MD5
50da7c89980aec6d684b5776f724c8a5

SHA1
c39b87cad46fed12f24bb369457c84cf2bbb060c

SHA256
1ecf0812492f278b7e337f6b5bf5ac989c073b33a16298271ad4f6c03460bc3b

SHA512
7a437996aff591f63399738a900efa2ba01fcba3f6f4c90d212f57a04a0b7ea858fb6753d425a4a6f5c6bb33a9c25f0002dbbba6e5ca579a09a3a65ead5b5612

Download Submit
memory/1084-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1084-16-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1084-23-0x0000000000380000-0x00000000003DF000-memory.dmp

Filesize
380KB

Download
memory/1084-77-0x000000000EA20000-0x000000000EA5C000-memory.dmp

Filesize
240KB

Download
memory/1084-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3052-12-0x0000000002DD0000-0x0000000002E36000-memory.dmp

Filesize
408KB

Download
memory/3052-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3052-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/3052-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/3052-1-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download

Analysis

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