045f7a020c46fd87b00ac1b03ad6e00836ea4e0abb4207f8cb1b1650b198a082

General

Target

062131b40a28b1a0de6011f6ebc535ab.exe
Size

385KB
MD5

062131b40a28b1a0de6011f6ebc535ab
SHA1

687e5fc318840ea593544bd3973a7a834691b0a5
SHA256

045f7a020c46fd87b00ac1b03ad6e00836ea4e0abb4207f8cb1b1650b198a082
SHA512

10536a60517d8ae24e0631099ec3019f88167cebf01c0e2c8b44d7ef3e577065c1f93602263af994b6ed9b26180e9089fd7da6c2fd1b6ed3d864ff8b4c3d120e
SSDEEP

12288:ivpfY5M4+RxEMrv91reF8Y0XRXpERDbqYDB:ivpfY5MnW8vrCZ0XRSlZB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2872	062131b40a28b1a0de6011f6ebc535ab.exe

Executes dropped EXE 1 IoCs

pid	Process
2872	062131b40a28b1a0de6011f6ebc535ab.exe

Loads dropped DLL 1 IoCs

pid	Process
2504	062131b40a28b1a0de6011f6ebc535ab.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	062131b40a28b1a0de6011f6ebc535ab.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	062131b40a28b1a0de6011f6ebc535ab.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	062131b40a28b1a0de6011f6ebc535ab.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2504	062131b40a28b1a0de6011f6ebc535ab.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2504	062131b40a28b1a0de6011f6ebc535ab.exe
2872	062131b40a28b1a0de6011f6ebc535ab.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2872	2504	062131b40a28b1a0de6011f6ebc535ab.exe	28
PID 2504 wrote to memory of 2872	2504	062131b40a28b1a0de6011f6ebc535ab.exe	28
PID 2504 wrote to memory of 2872	2504	062131b40a28b1a0de6011f6ebc535ab.exe	28
PID 2504 wrote to memory of 2872	2504	062131b40a28b1a0de6011f6ebc535ab.exe	28

C:\Users\Admin\AppData\Local\Temp\062131b40a28b1a0de6011f6ebc535ab.exe
"C:\Users\Admin\AppData\Local\Temp\062131b40a28b1a0de6011f6ebc535ab.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Users\Admin\AppData\Local\Temp\062131b40a28b1a0de6011f6ebc535ab.exe
  C:\Users\Admin\AppData\Local\Temp\062131b40a28b1a0de6011f6ebc535ab.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2872

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\062131b40a28b1a0de6011f6ebc535ab.exe

Filesize
341KB

MD5
3fb827c4e67fa9e17c1a255e54bb1146

SHA1
95da2d71ddc7cd80b7f966b95a3a4a769c64318f

SHA256
3b4dc02f8d5a44086f5051dc4adcc3cbc4cdbdef403efb2f091e431e063982e4

SHA512
d921b118306208f9f1b49110dd997d5e14ab5c45194e8bc4c5331f91895b07cdd303806e39d0a76b850da40c5c9ec7c9f359e059c7b8f0e05fee69d790a1248c

Download Submit
C:\Users\Admin\AppData\Local\Temp\062131b40a28b1a0de6011f6ebc535ab.exe

Filesize
88KB

MD5
60d4e63cd4fa4804034a9f93d75f66ac

SHA1
603f053b9584f9a52f14359bee6f539917fe6a75

SHA256
de063e018b4632bd5fe413f624053165fdb82b2f3dcf832081624326f7d79f6d

SHA512
016caf793c64d43f28b18f637d513af5961563306ab501404378133b7910cd75644588955a34e79bbb81d9f69329a5fe1714b9809393f0b74f74430496cecd69

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab93B9.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar93FB.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2504-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2504-2-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2504-12-0x00000000014E0000-0x0000000001546000-memory.dmp

Filesize
408KB

Download
memory/2504-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2504-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2872-20-0x0000000000330000-0x0000000000396000-memory.dmp

Filesize
408KB

Download
memory/2872-27-0x0000000002C80000-0x0000000002CDF000-memory.dmp

Filesize
380KB

Download
memory/2872-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2872-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2872-81-0x000000000D6C0000-0x000000000D6FC000-memory.dmp

Filesize
240KB

Download
memory/2872-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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