b9e872814fe2d4ec744a4352a68b241a73919af8e0130c571d544779af11819b

General

Target

5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
Size

385KB
MD5

5a95d6c4120fc1fa4a6abfe8f3c6d1ad
SHA1

6559eb45740d22de42cb92df4de54bee2826ada4
SHA256

b9e872814fe2d4ec744a4352a68b241a73919af8e0130c571d544779af11819b
SHA512

6e970e811ecd9a8256b01176ccbcd648c7b7f9b5c5ad1f5324f6b2917a58de01e1b22f4b8ede17453d9c73b764a455591144a0736f73d213df07e7ad31d30b03
SSDEEP

12288:VM80Zh8VE7kQ4d1PCcv/zSlNsmdv6LyvJA1B:KPkac3z6fdSL2IB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1692	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Executes dropped EXE 1 IoCs

pid	Process
1692	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Loads dropped DLL 1 IoCs

pid	Process
1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.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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	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
1692	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 1692	1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe	28
PID 1072 wrote to memory of 1692	1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe	28
PID 1072 wrote to memory of 1692	1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe	28
PID 1072 wrote to memory of 1692	1072	5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe	28

C:\Users\Admin\AppData\Local\Temp\5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
"C:\Users\Admin\AppData\Local\Temp\5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1072
- C:\Users\Admin\AppData\Local\Temp\5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
  C:\Users\Admin\AppData\Local\Temp\5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1692

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

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\5a95d6c4120fc1fa4a6abfe8f3c6d1ad.exe

Filesize
385KB

MD5
2373c85ece4fcb4539efe84a8333ba6b

SHA1
e224aaf0b0be2d35c8a961cf06eb07b050148be3

SHA256
50961af6bfd74f81220b5d4aa884b4c263aba18ff4b0b1d2ded93944cdd9c522

SHA512
db787353bf5107e6e83fe3e5e604ff06f7ed56721ac9d859074771c8cabc54e984aff0526b5399bfc06211c8f2afcbbd7e6b46cb14763372c28315316bcd6bfa

Download Submit
memory/1072-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1072-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1072-2-0x0000000000340000-0x00000000003A6000-memory.dmp

Filesize
408KB

Download
memory/1072-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1692-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1692-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1692-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1692-28-0x0000000000380000-0x00000000003DF000-memory.dmp

Filesize
380KB

Download
memory/1692-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1692-87-0x000000000D600000-0x000000000D63C000-memory.dmp

Filesize
240KB

Download
memory/1692-86-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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