fa32db3a5f80752b3da3a773eef20ddc2709626b4abe4a56c4941f8a51e65a34

General

Target

66204e1ee5aa17491da2eaa5fd020856.exe
Size

385KB
MD5

66204e1ee5aa17491da2eaa5fd020856
SHA1

105ef39173a008d3f8d44047d6eb9193e33f5c28
SHA256

fa32db3a5f80752b3da3a773eef20ddc2709626b4abe4a56c4941f8a51e65a34
SHA512

55e35e21eb0f12984d00d849ca832b8b643bc3164bcb3d4eecbafe43f9ae3119ba09f39439584a2952cd7f52d45665e4e0f80953fce1258a73024d0d453e61de
SSDEEP

6144:sLplgPOF2z2wgwXVEGlRySRXWVFctuOiC9mTjLGI+JYPf2OGOxJPit2J2L6csSFB:st6POF2zqwCGalFciLGdeR/JcxsSFB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2748	66204e1ee5aa17491da2eaa5fd020856.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	66204e1ee5aa17491da2eaa5fd020856.exe

Loads dropped DLL 1 IoCs

pid	Process
2160	66204e1ee5aa17491da2eaa5fd020856.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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	66204e1ee5aa17491da2eaa5fd020856.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	66204e1ee5aa17491da2eaa5fd020856.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	66204e1ee5aa17491da2eaa5fd020856.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2160	66204e1ee5aa17491da2eaa5fd020856.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2160	66204e1ee5aa17491da2eaa5fd020856.exe
2748	66204e1ee5aa17491da2eaa5fd020856.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2748	2160	66204e1ee5aa17491da2eaa5fd020856.exe	28
PID 2160 wrote to memory of 2748	2160	66204e1ee5aa17491da2eaa5fd020856.exe	28
PID 2160 wrote to memory of 2748	2160	66204e1ee5aa17491da2eaa5fd020856.exe	28
PID 2160 wrote to memory of 2748	2160	66204e1ee5aa17491da2eaa5fd020856.exe	28

C:\Users\Admin\AppData\Local\Temp\66204e1ee5aa17491da2eaa5fd020856.exe
"C:\Users\Admin\AppData\Local\Temp\66204e1ee5aa17491da2eaa5fd020856.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\66204e1ee5aa17491da2eaa5fd020856.exe
  C:\Users\Admin\AppData\Local\Temp\66204e1ee5aa17491da2eaa5fd020856.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2748

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\Cab4C10.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4C41.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\66204e1ee5aa17491da2eaa5fd020856.exe

Filesize
385KB

MD5
0b776eb59d64818f1aa955ada4d981b5

SHA1
86845503dc3f37c5cdc7fc8ef1f90e79c472b961

SHA256
6897993d760f4e6df31ee02f39ed9434a4404b2b1e562e2a082491cdab1fb403

SHA512
bcf93382ea30c96af5cee78b8bd56ec589ec6fc777a09a9ce3da39ca6380856c9053f1b5e31e4f4c5baa75bab85eaaafeb9281fc6e1b8dd5bc1a8d69f322afd5

Download Submit
memory/2160-12-0x00000000002A0000-0x0000000000306000-memory.dmp

Filesize
408KB

Download
memory/2160-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2160-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2160-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2160-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2748-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2748-17-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2748-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2748-26-0x0000000002D50000-0x0000000002DAF000-memory.dmp

Filesize
380KB

Download
memory/2748-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2748-81-0x000000000E9F0000-0x000000000EA2C000-memory.dmp

Filesize
240KB

Download
memory/2748-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

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