6aebb1bd30a44d60aa0da63cdfa40100354d1cef47d182383acf73e317389be9

General

Target

4e9f59442ae1ccbc94aa2c0d41b067f8.exe
Size

771KB
MD5

4e9f59442ae1ccbc94aa2c0d41b067f8
SHA1

100108e9fbba2c9108687e732c839b07eccf4235
SHA256

6aebb1bd30a44d60aa0da63cdfa40100354d1cef47d182383acf73e317389be9
SHA512

9d0b86d705ef12fe7bfebe2f8fb3bf1317a53e2bf7a978e8ebdf5a20adf8debef577a259fad6b709f7bff7cdebbaa69520604411e303ad9b6dea9e28c877146b
SSDEEP

12288:thonvAlJ8msO75HjoqJtCVb10VHmDXTuFaa2AtyGTKOF25ZoJJyhRge8BpH9PVB:tOvAb99joqKVb10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2760	4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Executes dropped EXE 1 IoCs

pid	Process
2760	4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Loads dropped DLL 1 IoCs

pid	Process
2316	4e9f59442ae1ccbc94aa2c0d41b067f8.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	4e9f59442ae1ccbc94aa2c0d41b067f8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4e9f59442ae1ccbc94aa2c0d41b067f8.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe
2760	4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2760	2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe	28
PID 2316 wrote to memory of 2760	2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe	28
PID 2316 wrote to memory of 2760	2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe	28
PID 2316 wrote to memory of 2760	2316	4e9f59442ae1ccbc94aa2c0d41b067f8.exe	28

C:\Users\Admin\AppData\Local\Temp\4e9f59442ae1ccbc94aa2c0d41b067f8.exe
"C:\Users\Admin\AppData\Local\Temp\4e9f59442ae1ccbc94aa2c0d41b067f8.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\4e9f59442ae1ccbc94aa2c0d41b067f8.exe
  C:\Users\Admin\AppData\Local\Temp\4e9f59442ae1ccbc94aa2c0d41b067f8.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2760

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\CabF855.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF887.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4e9f59442ae1ccbc94aa2c0d41b067f8.exe

Filesize
771KB

MD5
696111f10a5748636db5c33a98cec985

SHA1
6ecc5343a38cbe8fb9aad042dbe314909f0b4aa1

SHA256
dcc67f83662a13db5233788bcce451b0a994f14ccbff8a4873dab22dad625f21

SHA512
6503fe43c7273ea4f707d1085f66d63bb614d7a4bb2b52380e3743d7afc0cfe4e10ecfc0303c6f6ec03990362f1ac4c20044f636ae621d61d377f5e900c79c61

Download Submit
memory/2316-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2316-12-0x0000000003020000-0x0000000003086000-memory.dmp

Filesize
408KB

Download
memory/2316-15-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2316-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2316-1-0x0000000000370000-0x00000000003D6000-memory.dmp

Filesize
408KB

Download
memory/2760-16-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download
memory/2760-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2760-26-0x0000000002C80000-0x0000000002CDF000-memory.dmp

Filesize
380KB

Download
memory/2760-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2760-79-0x000000000D7C0000-0x000000000D7FC000-memory.dmp

Filesize
240KB

Download
memory/2760-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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