709167379ac2074ee1f9098f122faafd1a9cba3d75b36e8a0fbf8a34c1805c1f

General

Target

5afb655469d1fdcd25f79db4fe07bb91.exe
Size

771KB
MD5

5afb655469d1fdcd25f79db4fe07bb91
SHA1

361fab61f6cc171fc0ec1ce2bb5600b524d30351
SHA256

709167379ac2074ee1f9098f122faafd1a9cba3d75b36e8a0fbf8a34c1805c1f
SHA512

723fdf18d2cdb7271fa0ba025720f2978f6682d186142724e097b6fe3d9f3be89d39232f4349610a725c85a3ae2f15b07116e766f9474b607bb80b7a00f86d4c
SSDEEP

12288:2Sf6j77CLTu06Yig+rEqvMkUxe2aWob10VHmDXTuFaa2AtyGTKOF25ZoJJyhRgeG:DGjMuYqvoeQob10hJaothZ2/T6FBBB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1112	5afb655469d1fdcd25f79db4fe07bb91.exe

Executes dropped EXE 1 IoCs

pid	Process
1112	5afb655469d1fdcd25f79db4fe07bb91.exe

Loads dropped DLL 1 IoCs

pid	Process
2936	5afb655469d1fdcd25f79db4fe07bb91.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	5afb655469d1fdcd25f79db4fe07bb91.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	5afb655469d1fdcd25f79db4fe07bb91.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	5afb655469d1fdcd25f79db4fe07bb91.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2936	5afb655469d1fdcd25f79db4fe07bb91.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2936	5afb655469d1fdcd25f79db4fe07bb91.exe
1112	5afb655469d1fdcd25f79db4fe07bb91.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 1112	2936	5afb655469d1fdcd25f79db4fe07bb91.exe	30
PID 2936 wrote to memory of 1112	2936	5afb655469d1fdcd25f79db4fe07bb91.exe	30
PID 2936 wrote to memory of 1112	2936	5afb655469d1fdcd25f79db4fe07bb91.exe	30
PID 2936 wrote to memory of 1112	2936	5afb655469d1fdcd25f79db4fe07bb91.exe	30

C:\Users\Admin\AppData\Local\Temp\5afb655469d1fdcd25f79db4fe07bb91.exe
"C:\Users\Admin\AppData\Local\Temp\5afb655469d1fdcd25f79db4fe07bb91.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\5afb655469d1fdcd25f79db4fe07bb91.exe
  C:\Users\Admin\AppData\Local\Temp\5afb655469d1fdcd25f79db4fe07bb91.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1112

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\CabD3C5.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD416.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\5afb655469d1fdcd25f79db4fe07bb91.exe

Filesize
771KB

MD5
01a294d3a6ad7fd275891d341b33fee2

SHA1
f2aceb08676ba304bb35e5d3a102eb597d5b92b9

SHA256
c357782d3ee901023b930fb0cbaabe2cf7d39a264887318b374dcf5ca87e028b

SHA512
0b62244b9f89641bc6ccb9405ffe497793eb895677c7b318abc0b805e3b095a435ab6d6f33d8620e1e7104d3fd187ecb5eef3408ed0f0e94cbf30e2d4be76c9d

Download Submit
memory/1112-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1112-18-0x0000000000260000-0x00000000002C6000-memory.dmp

Filesize
408KB

Download
memory/1112-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1112-28-0x00000000003A0000-0x00000000003FF000-memory.dmp

Filesize
380KB

Download
memory/1112-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1112-81-0x000000000EA00000-0x000000000EA3C000-memory.dmp

Filesize
240KB

Download
memory/1112-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2936-14-0x0000000003070000-0x00000000030D6000-memory.dmp

Filesize
408KB

Download
memory/2936-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2936-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2936-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2936-2-0x0000000000390000-0x00000000003F6000-memory.dmp

Filesize
408KB

Download

Analysis

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