5dcb11214c634730a619693de917848b61b490fe99db2d294874548d2de1bfe2

General

Target

4b11f72bb5813496e8d37e62de96b877.exe
Size

385KB
MD5

4b11f72bb5813496e8d37e62de96b877
SHA1

0c8c87483c1787d5fea13db2edc149ad39926123
SHA256

5dcb11214c634730a619693de917848b61b490fe99db2d294874548d2de1bfe2
SHA512

4df90176f1ab7b223167fdba8ca2c7bdfe7bff1ab0af8d6aa3409fb09f94993d57ba8160416f24fe0f0f0644a0252d4955fc4a246037879c46d58f94ab413e3c
SSDEEP

12288:uCo+i/UrYXcyRxmJuADUSrU8tFF59Vw9B:ReJcY0JuABUCn59SB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2352	4b11f72bb5813496e8d37e62de96b877.exe

Executes dropped EXE 1 IoCs

pid	Process
2352	4b11f72bb5813496e8d37e62de96b877.exe

Loads dropped DLL 1 IoCs

pid	Process
1984	4b11f72bb5813496e8d37e62de96b877.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	4b11f72bb5813496e8d37e62de96b877.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4b11f72bb5813496e8d37e62de96b877.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4b11f72bb5813496e8d37e62de96b877.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1984	4b11f72bb5813496e8d37e62de96b877.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1984	4b11f72bb5813496e8d37e62de96b877.exe
2352	4b11f72bb5813496e8d37e62de96b877.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2352	1984	4b11f72bb5813496e8d37e62de96b877.exe	28
PID 1984 wrote to memory of 2352	1984	4b11f72bb5813496e8d37e62de96b877.exe	28
PID 1984 wrote to memory of 2352	1984	4b11f72bb5813496e8d37e62de96b877.exe	28
PID 1984 wrote to memory of 2352	1984	4b11f72bb5813496e8d37e62de96b877.exe	28

C:\Users\Admin\AppData\Local\Temp\4b11f72bb5813496e8d37e62de96b877.exe
"C:\Users\Admin\AppData\Local\Temp\4b11f72bb5813496e8d37e62de96b877.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Users\Admin\AppData\Local\Temp\4b11f72bb5813496e8d37e62de96b877.exe
  C:\Users\Admin\AppData\Local\Temp\4b11f72bb5813496e8d37e62de96b877.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2352

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\Cab5A23.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5AD2.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4b11f72bb5813496e8d37e62de96b877.exe

Filesize
385KB

MD5
777740557c11909bac4cdfa43aaad3a2

SHA1
e7ecb2877d66f05aef204c08a06b9190564f0a9b

SHA256
abd2f5d401a15cfbada1e1076e5ea5ec3af11ab325af6d8d1d1b618d68134c3c

SHA512
1b0b5bded6e1e40785bece44a1dbf98470fead3cb9436c18186e8a121ed9856efd5d12e5fb170f3266dd979b5c89f3e972f109335ab9b56e4e12f293a5238ecd

Download Submit
memory/1984-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1984-12-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/1984-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1984-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1984-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2352-18-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2352-28-0x00000000003A0000-0x00000000003FF000-memory.dmp

Filesize
380KB

Download
memory/2352-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2352-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2352-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2352-82-0x000000000D6A0000-0x000000000D6DC000-memory.dmp

Filesize
240KB

Download

Analysis

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