97f30081c4a1e0a879e7296e8ed023b74df444a59bcea4f890af9691c1a57f05

General

Target

24870c14264981ec63d5c7476f540645.exe
Size

385KB
MD5

24870c14264981ec63d5c7476f540645
SHA1

8aaab24f848efaba575da49083eef9573997660b
SHA256

97f30081c4a1e0a879e7296e8ed023b74df444a59bcea4f890af9691c1a57f05
SHA512

72f340a1142968de7d69bf8984e00d87a8fc4cc951c0bcf8db021584a20d07e233cb1b8012bc8c1efc93ed36be90499b62e73bc5e27881761e461a5d79311746
SSDEEP

12288:Z0XGaRSmyBaKNmAfi8Eqfp16utmZaTd9bsG9ctAlB03xHNycsuB:Yz3azfljmZaTd9bsG9ctAlB03xHNycs0

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1528	24870c14264981ec63d5c7476f540645.exe

Executes dropped EXE 1 IoCs

pid	Process
1528	24870c14264981ec63d5c7476f540645.exe

Loads dropped DLL 1 IoCs

pid	Process
1104	24870c14264981ec63d5c7476f540645.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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	24870c14264981ec63d5c7476f540645.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	24870c14264981ec63d5c7476f540645.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	24870c14264981ec63d5c7476f540645.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1104	24870c14264981ec63d5c7476f540645.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1104	24870c14264981ec63d5c7476f540645.exe
1528	24870c14264981ec63d5c7476f540645.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 1528	1104	24870c14264981ec63d5c7476f540645.exe	28
PID 1104 wrote to memory of 1528	1104	24870c14264981ec63d5c7476f540645.exe	28
PID 1104 wrote to memory of 1528	1104	24870c14264981ec63d5c7476f540645.exe	28
PID 1104 wrote to memory of 1528	1104	24870c14264981ec63d5c7476f540645.exe	28

C:\Users\Admin\AppData\Local\Temp\24870c14264981ec63d5c7476f540645.exe
"C:\Users\Admin\AppData\Local\Temp\24870c14264981ec63d5c7476f540645.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Users\Admin\AppData\Local\Temp\24870c14264981ec63d5c7476f540645.exe
  C:\Users\Admin\AppData\Local\Temp\24870c14264981ec63d5c7476f540645.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1528

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\CabC3BE.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC40F.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\24870c14264981ec63d5c7476f540645.exe

Filesize
385KB

MD5
2d87f0b29260f5f3fcce7635e4d49f0c

SHA1
2bc537786e9940b86ec6343e6b9e110729a7981a

SHA256
cb3ccad648e2a42fbc334de21416219d967402849591e064b6a7bfddc44535ee

SHA512
a1f4174892785fc6afb9638d1746b2688acd38da3c500edd7a8c02237bb090ecf8fffa852a5c01a97c13fdd4621caba776aaef7aed969dcce9b102ce7f5274d4

Download Submit
memory/1104-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1104-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1104-12-0x0000000002E30000-0x0000000002E96000-memory.dmp

Filesize
408KB

Download
memory/1104-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1104-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1528-17-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1528-22-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/1528-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1528-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1528-82-0x000000000EA40000-0x000000000EA7C000-memory.dmp

Filesize
240KB

Download
memory/1528-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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