0e25b84e76d623752f8bb6e8aa16c1818e4979190dd41f8f13441668d7472502

General

Target

3ea92dc8c855bc23da2e9e98a46abedc.exe
Size

385KB
MD5

3ea92dc8c855bc23da2e9e98a46abedc
SHA1

83af7cf38b85422a1fbf03a60590dedc3ca3c6ca
SHA256

0e25b84e76d623752f8bb6e8aa16c1818e4979190dd41f8f13441668d7472502
SHA512

c5969d44b2aaf25dd6d97bc1ee6b53f37673184e95d2e6691521a3585a6f47ff45bb71376702230c9f16b9147f0b321aa3a0006cc882d799ae274c987e5420fc
SSDEEP

6144:y7wnqY2GaeyF/e4a4y6SvE6LeRB8NEi6rjLxnAd9farvmUzmB:y78qYLyFiH6iaRjFnGB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2980	3ea92dc8c855bc23da2e9e98a46abedc.exe

Executes dropped EXE 1 IoCs

pid	Process
2980	3ea92dc8c855bc23da2e9e98a46abedc.exe

Loads dropped DLL 1 IoCs

pid	Process
2428	3ea92dc8c855bc23da2e9e98a46abedc.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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	3ea92dc8c855bc23da2e9e98a46abedc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	3ea92dc8c855bc23da2e9e98a46abedc.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	3ea92dc8c855bc23da2e9e98a46abedc.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2428	3ea92dc8c855bc23da2e9e98a46abedc.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2428	3ea92dc8c855bc23da2e9e98a46abedc.exe
2980	3ea92dc8c855bc23da2e9e98a46abedc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2980	2428	3ea92dc8c855bc23da2e9e98a46abedc.exe	28
PID 2428 wrote to memory of 2980	2428	3ea92dc8c855bc23da2e9e98a46abedc.exe	28
PID 2428 wrote to memory of 2980	2428	3ea92dc8c855bc23da2e9e98a46abedc.exe	28
PID 2428 wrote to memory of 2980	2428	3ea92dc8c855bc23da2e9e98a46abedc.exe	28

C:\Users\Admin\AppData\Local\Temp\3ea92dc8c855bc23da2e9e98a46abedc.exe
"C:\Users\Admin\AppData\Local\Temp\3ea92dc8c855bc23da2e9e98a46abedc.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Local\Temp\3ea92dc8c855bc23da2e9e98a46abedc.exe
  C:\Users\Admin\AppData\Local\Temp\3ea92dc8c855bc23da2e9e98a46abedc.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2980

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\CabBF7A.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

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

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\3ea92dc8c855bc23da2e9e98a46abedc.exe

Filesize
385KB

MD5
eb896e6afe9ad8d2b58470fa0dfe4620

SHA1
c3b13f36abb64cb852438732b6778c5ee8c25086

SHA256
eba9ed1db5ab98d9552582e9ad51c2e1c6eb3d1560018d91533b3c88be77fdb3

SHA512
82f828f4a5e1050231a02aa8722289b1f48893401cfeb24d2f5c779db04078f756112e4cfbcbcbc6a983922c5de7a6a794c7159097cfe27d138fc816f5e0a01b

Download Submit
memory/2428-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2428-12-0x0000000002E30000-0x0000000002E96000-memory.dmp

Filesize
408KB

Download
memory/2428-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2428-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2428-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2980-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2980-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2980-24-0x0000000002CE0000-0x0000000002D3F000-memory.dmp

Filesize
380KB

Download
memory/2980-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2980-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2980-80-0x000000000EB40000-0x000000000EB7C000-memory.dmp

Filesize
240KB

Download
memory/2980-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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