3521a1664a720910cb232ab1315ad9c4f67a62e09f9ef648ea5948e1da6e4a65

General

Target

5a7118ee7974e2cd84e4c97d9d178d35.exe
Size

385KB
MD5

5a7118ee7974e2cd84e4c97d9d178d35
SHA1

aed3b3a51167a6051c9656a20016b259069acb98
SHA256

3521a1664a720910cb232ab1315ad9c4f67a62e09f9ef648ea5948e1da6e4a65
SHA512

d120d48f97721a799813f66df5ec1d1489f2297c527ed411885956c720cf6bdfb9d82317b1ff53e6faa989b4b9c0e2b80e5eb83fc8a622e6842560cd2f5d8ed6
SSDEEP

6144:aoKPBhkE2dn9o5NIOcgj51Xs4ZFmO6dvtzuLDIv6MKl1IB1Gl/NJelP6jzhB:aoIP2dngd1c47m/8Lw6/l1610NJelCJB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1888	5a7118ee7974e2cd84e4c97d9d178d35.exe

Executes dropped EXE 1 IoCs

pid	Process
1888	5a7118ee7974e2cd84e4c97d9d178d35.exe

Loads dropped DLL 1 IoCs

pid	Process
2188	5a7118ee7974e2cd84e4c97d9d178d35.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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	5a7118ee7974e2cd84e4c97d9d178d35.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	5a7118ee7974e2cd84e4c97d9d178d35.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	5a7118ee7974e2cd84e4c97d9d178d35.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2188	5a7118ee7974e2cd84e4c97d9d178d35.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2188	5a7118ee7974e2cd84e4c97d9d178d35.exe
1888	5a7118ee7974e2cd84e4c97d9d178d35.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 1888	2188	5a7118ee7974e2cd84e4c97d9d178d35.exe	28
PID 2188 wrote to memory of 1888	2188	5a7118ee7974e2cd84e4c97d9d178d35.exe	28
PID 2188 wrote to memory of 1888	2188	5a7118ee7974e2cd84e4c97d9d178d35.exe	28
PID 2188 wrote to memory of 1888	2188	5a7118ee7974e2cd84e4c97d9d178d35.exe	28

C:\Users\Admin\AppData\Local\Temp\5a7118ee7974e2cd84e4c97d9d178d35.exe
"C:\Users\Admin\AppData\Local\Temp\5a7118ee7974e2cd84e4c97d9d178d35.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Users\Admin\AppData\Local\Temp\5a7118ee7974e2cd84e4c97d9d178d35.exe
  C:\Users\Admin\AppData\Local\Temp\5a7118ee7974e2cd84e4c97d9d178d35.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1888

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\Cab8133.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8174.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\5a7118ee7974e2cd84e4c97d9d178d35.exe

Filesize
385KB

MD5
2ca3d08fa75160d0cf9b1a5cb9817ae0

SHA1
58c330f3bd61c632f7bc91adf25137ee68193872

SHA256
5ee4a3191e8788ef5d86de0fa3b14d14326cdb98441bea0a52aa30b7d159e2e1

SHA512
368a2d352ab71d7ddf3cf1c6649d44347de1d92458cfc03b0241a25422ff0be9a8f69ba449251d7a72d3cd475ca1be1031acd0b969569edb62e7f84d89637197

Download Submit
memory/1888-16-0x0000000000320000-0x0000000000386000-memory.dmp

Filesize
408KB

Download
memory/1888-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1888-26-0x0000000002C90000-0x0000000002CEF000-memory.dmp

Filesize
380KB

Download
memory/1888-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1888-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1888-82-0x000000000D6F0000-0x000000000D72C000-memory.dmp

Filesize
240KB

Download
memory/2188-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2188-12-0x0000000002E80000-0x0000000002EE6000-memory.dmp

Filesize
408KB

Download
memory/2188-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2188-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2188-1-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download

Analysis

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