596e866491efb970766ac197749c0d6e3246413cb89b383a1b6a2a79c6c338c8

General

Target

1b0457a173f04350152ab984e39b653c.exe
Size

385KB
MD5

1b0457a173f04350152ab984e39b653c
SHA1

fc159a4982498266a38a4a0852f30c56616e77ea
SHA256

596e866491efb970766ac197749c0d6e3246413cb89b383a1b6a2a79c6c338c8
SHA512

f50e4844a255d3b731f8ec84e237b5b65fd984e3f4639f03d9510b9f30771189db00ae2cbc0a33b44e330051d1ad1f3f6444e302a71bf755cef1040348af6467
SSDEEP

12288:V5yaLiCld4C2IHSh/DBI9I2RO07iyKqRlCkBBcB:nNeQdF2nDy9hRO0GMHUB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2836	1b0457a173f04350152ab984e39b653c.exe

Executes dropped EXE 1 IoCs

pid	Process
2836	1b0457a173f04350152ab984e39b653c.exe

Loads dropped DLL 1 IoCs

pid	Process
2656	1b0457a173f04350152ab984e39b653c.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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	1b0457a173f04350152ab984e39b653c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	1b0457a173f04350152ab984e39b653c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	1b0457a173f04350152ab984e39b653c.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2656	1b0457a173f04350152ab984e39b653c.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2656	1b0457a173f04350152ab984e39b653c.exe
2836	1b0457a173f04350152ab984e39b653c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2836	2656	1b0457a173f04350152ab984e39b653c.exe	28
PID 2656 wrote to memory of 2836	2656	1b0457a173f04350152ab984e39b653c.exe	28
PID 2656 wrote to memory of 2836	2656	1b0457a173f04350152ab984e39b653c.exe	28
PID 2656 wrote to memory of 2836	2656	1b0457a173f04350152ab984e39b653c.exe	28

C:\Users\Admin\AppData\Local\Temp\1b0457a173f04350152ab984e39b653c.exe
"C:\Users\Admin\AppData\Local\Temp\1b0457a173f04350152ab984e39b653c.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Users\Admin\AppData\Local\Temp\1b0457a173f04350152ab984e39b653c.exe
  C:\Users\Admin\AppData\Local\Temp\1b0457a173f04350152ab984e39b653c.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2836

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\1b0457a173f04350152ab984e39b653c.exe

Filesize
169KB

MD5
5aeb1cb3b330e1b4785946614d6ccc1c

SHA1
043dd9bdf45db1f2a3a6a8b4f39ea1e3437d8a8a

SHA256
7b71969c4ebdc0e24b494e1ff28b7f6c05701918c00e99571ea98c559ad4b7ee

SHA512
901c51d7201cea300930f6d6097ce153db80ebe9996aa904bd00440ab8654c292006afbb426a58a40c56fd19685addb35476e5ae464311a3ee3e47abf9848b50

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7773.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar875E.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\1b0457a173f04350152ab984e39b653c.exe

Filesize
230KB

MD5
3fca74b956c6bf5abc5e4d1fe68b9bb3

SHA1
9038ab36e218d1333a7f0eb3e0216bf157aedc79

SHA256
0ee0b0ba38143ff0b572398bf29d454ec87a70db69d0e63f73e8a851805cde99

SHA512
d5a3f938aee53015e31ccd22d4a1c9ed90d8a70e0a6c97e896fcbc63a28c104d879009c6d3be0baab95f723738df7c24252a10b2d031715d76473eea23a9f876

Download Submit
memory/2656-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2656-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2656-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2656-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2836-15-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2836-16-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/2836-26-0x0000000001470000-0x00000000014CF000-memory.dmp

Filesize
380KB

Download
memory/2836-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2836-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2836-81-0x00000000085C0000-0x00000000085FC000-memory.dmp

Filesize
240KB

Download
memory/2836-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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