37f9c17e7cc56514aeeab9e1ff19d32a4bb45f2fdbf6a94a3d5d3fe6f409a984

General

Target

1894e7928fed40d64aae9757f4122d98.exe
Size

771KB
MD5

1894e7928fed40d64aae9757f4122d98
SHA1

8e9da1e1b4fdb0b375f3fc75dc26c14dcb3dab55
SHA256

37f9c17e7cc56514aeeab9e1ff19d32a4bb45f2fdbf6a94a3d5d3fe6f409a984
SHA512

c32834aa29f131f4f50cfb2e9d8b1b5f42ac246c07c548072260fe544799863d07d4b03aa53413451a851736edf8ef5474c2f3cc67c7209a10b41e718a8fb528
SSDEEP

12288:54JkBCKJYlak6KJV1tGKXxUZISGlb10VHmDXTuFaa2AtyGTKOF25ZoJJyhRge8B/:5DOPT7MITlb10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2408	1894e7928fed40d64aae9757f4122d98.exe

Executes dropped EXE 1 IoCs

pid	Process
2408	1894e7928fed40d64aae9757f4122d98.exe

Loads dropped DLL 1 IoCs

pid	Process
2496	1894e7928fed40d64aae9757f4122d98.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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	1894e7928fed40d64aae9757f4122d98.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	1894e7928fed40d64aae9757f4122d98.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	1894e7928fed40d64aae9757f4122d98.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2496	1894e7928fed40d64aae9757f4122d98.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2496	1894e7928fed40d64aae9757f4122d98.exe
2408	1894e7928fed40d64aae9757f4122d98.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2408	2496	1894e7928fed40d64aae9757f4122d98.exe	16
PID 2496 wrote to memory of 2408	2496	1894e7928fed40d64aae9757f4122d98.exe	16
PID 2496 wrote to memory of 2408	2496	1894e7928fed40d64aae9757f4122d98.exe	16
PID 2496 wrote to memory of 2408	2496	1894e7928fed40d64aae9757f4122d98.exe	16

C:\Users\Admin\AppData\Local\Temp\1894e7928fed40d64aae9757f4122d98.exe
"C:\Users\Admin\AppData\Local\Temp\1894e7928fed40d64aae9757f4122d98.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Users\Admin\AppData\Local\Temp\1894e7928fed40d64aae9757f4122d98.exe
  C:\Users\Admin\AppData\Local\Temp\1894e7928fed40d64aae9757f4122d98.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2408

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab19CA.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar19EC.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\1894e7928fed40d64aae9757f4122d98.exe

Filesize
771KB

MD5
3b41ffc4a18686a18625a42858e6a043

SHA1
76d14182a952f086dde63379bdae966c5fc13044

SHA256
7448092498ddbb64eedc1e2afc802d4e58835438796b0850779e6f83ee3ba2f6

SHA512
e37419bc83c13f056e389c403ac6e674451b2d6305e205eb0d35e992f50af295334e9ac6014cad0eed22a545d16a06e938c78446317462333b2eec4023727152

Download Submit
memory/2408-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2408-17-0x0000000000250000-0x00000000002B6000-memory.dmp

Filesize
408KB

Download
memory/2408-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2408-28-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2408-20-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2408-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2408-83-0x000000000EBF0000-0x000000000EC2C000-memory.dmp

Filesize
240KB

Download
memory/2408-84-0x000000000EBF0000-0x000000000EC2C000-memory.dmp

Filesize
240KB

Download
memory/2496-14-0x0000000003050000-0x00000000030B6000-memory.dmp

Filesize
408KB

Download
memory/2496-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2496-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2496-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2496-2-0x0000000000250000-0x00000000002B6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing