253b3fb2638efdeba225da27bf070e3b7fe4f07abd28d279f6b840ef142f6974

General

Target

4be1720a936a965ff2844e537fe86111.exe
Size

385KB
MD5

4be1720a936a965ff2844e537fe86111
SHA1

059779ac235ab816a5bff980a01b372bf9864c35
SHA256

253b3fb2638efdeba225da27bf070e3b7fe4f07abd28d279f6b840ef142f6974
SHA512

93f17629be0ee45ffad3d67a17038a2b33e336e1b20c0eda0de1c629e4e009dfec5d1b1fe063086d9b3f987c9be08679a53cf24d605f29b892939698ad5a6431
SSDEEP

6144:5mmbdIwLHHEaQIV99gxmwHdckW+BXV/AcJMlQEJctjbzHozcr5OMceZ7B:5nRHhQWXgxmgck3BBMEfZYK7B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1960	4be1720a936a965ff2844e537fe86111.exe

Executes dropped EXE 1 IoCs

pid	Process
1960	4be1720a936a965ff2844e537fe86111.exe

Loads dropped DLL 1 IoCs

pid	Process
1852	4be1720a936a965ff2844e537fe86111.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	4be1720a936a965ff2844e537fe86111.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4be1720a936a965ff2844e537fe86111.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4be1720a936a965ff2844e537fe86111.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1852	4be1720a936a965ff2844e537fe86111.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1852	4be1720a936a965ff2844e537fe86111.exe
1960	4be1720a936a965ff2844e537fe86111.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 1960	1852	4be1720a936a965ff2844e537fe86111.exe	28
PID 1852 wrote to memory of 1960	1852	4be1720a936a965ff2844e537fe86111.exe	28
PID 1852 wrote to memory of 1960	1852	4be1720a936a965ff2844e537fe86111.exe	28
PID 1852 wrote to memory of 1960	1852	4be1720a936a965ff2844e537fe86111.exe	28

C:\Users\Admin\AppData\Local\Temp\4be1720a936a965ff2844e537fe86111.exe
"C:\Users\Admin\AppData\Local\Temp\4be1720a936a965ff2844e537fe86111.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Users\Admin\AppData\Local\Temp\4be1720a936a965ff2844e537fe86111.exe
  C:\Users\Admin\AppData\Local\Temp\4be1720a936a965ff2844e537fe86111.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1960

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\Cab4DE4.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4DF6.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4be1720a936a965ff2844e537fe86111.exe

Filesize
385KB

MD5
f2197c56e751ef5053a990110040a56d

SHA1
7e71c98fa4a892651e43cc823f394947efc6ad72

SHA256
44eac6ca6ce896c00caa7df73fc970723072985ad82e80d8e27239351c964824

SHA512
3c10725f4c2b63fb65208cff38b426df63f053250ded5f186359bac7db5b071967e6617ec15eb2026648f9d0267ed2d441e9bf3bc5d81ff46250607b48808784

Download Submit
memory/1852-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1852-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1852-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1852-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1960-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1960-28-0x0000000000350000-0x00000000003AF000-memory.dmp

Filesize
380KB

Download
memory/1960-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1960-19-0x0000000000240000-0x00000000002A6000-memory.dmp

Filesize
408KB

Download
memory/1960-82-0x000000000A5C0000-0x000000000A5FC000-memory.dmp

Filesize
240KB

Download
memory/1960-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1960-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1960-83-0x000000000A5C0000-0x000000000A5FC000-memory.dmp

Filesize
240KB

Download

Analysis

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