751a3a5b42f705b8bb0e05a60a3646c26b8c5d2131715a8d1dc29bc9d1118c2b

General

Target

252042f1bf8dea5a5fab4e67f6631b14.exe
Size

385KB
MD5

252042f1bf8dea5a5fab4e67f6631b14
SHA1

0bb549677d6127551c5755053e83945f0867f2c7
SHA256

751a3a5b42f705b8bb0e05a60a3646c26b8c5d2131715a8d1dc29bc9d1118c2b
SHA512

12aeffba7cf55a38274426db9081c13a3227a80cd9203d4517ee424276abcdecc0b9a46d0e3160c7056d3468a003bb82d27413e84fbc4960b66c735ad10ef66d
SSDEEP

6144:XHk7A2+RC2F7/EFqVpjXxp3TBlAKLJIOB6IEnpED2wWHAIuw1FB:0N+qqXxxTTAuJIOB6NpGmHOw7B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2736	252042f1bf8dea5a5fab4e67f6631b14.exe

Executes dropped EXE 1 IoCs

pid	Process
2736	252042f1bf8dea5a5fab4e67f6631b14.exe

Loads dropped DLL 1 IoCs

pid	Process
1040	252042f1bf8dea5a5fab4e67f6631b14.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	252042f1bf8dea5a5fab4e67f6631b14.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	252042f1bf8dea5a5fab4e67f6631b14.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	252042f1bf8dea5a5fab4e67f6631b14.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1040	252042f1bf8dea5a5fab4e67f6631b14.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1040	252042f1bf8dea5a5fab4e67f6631b14.exe
2736	252042f1bf8dea5a5fab4e67f6631b14.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 2736	1040	252042f1bf8dea5a5fab4e67f6631b14.exe	28
PID 1040 wrote to memory of 2736	1040	252042f1bf8dea5a5fab4e67f6631b14.exe	28
PID 1040 wrote to memory of 2736	1040	252042f1bf8dea5a5fab4e67f6631b14.exe	28
PID 1040 wrote to memory of 2736	1040	252042f1bf8dea5a5fab4e67f6631b14.exe	28

C:\Users\Admin\AppData\Local\Temp\252042f1bf8dea5a5fab4e67f6631b14.exe
"C:\Users\Admin\AppData\Local\Temp\252042f1bf8dea5a5fab4e67f6631b14.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1040
- C:\Users\Admin\AppData\Local\Temp\252042f1bf8dea5a5fab4e67f6631b14.exe
  C:\Users\Admin\AppData\Local\Temp\252042f1bf8dea5a5fab4e67f6631b14.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2736

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\Cab9050.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9091.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\252042f1bf8dea5a5fab4e67f6631b14.exe

Filesize
385KB

MD5
d342eae8f2d2f2befdbde98ea1a7f67b

SHA1
06162a536993152d8878ec917899c65889f7d8f9

SHA256
bdbf9a45b7f51a7722cd644a266d7d6a494a2da7a020caaa67bd4d39f15b3674

SHA512
2d4c41b432cba97026d69aaf014173a21ac2faccb85874c29daf75a8ec0beaee68606ad958afd562616e05cc4c4eec87be8afe31277714014f3ee015f61ece63

Download Submit
memory/1040-2-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1040-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1040-14-0x0000000000200000-0x0000000000266000-memory.dmp

Filesize
408KB

Download
memory/1040-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1040-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2736-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2736-25-0x00000000014E0000-0x000000000153F000-memory.dmp

Filesize
380KB

Download
memory/2736-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2736-18-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2736-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2736-83-0x000000000E8E0000-0x000000000E91C000-memory.dmp

Filesize
240KB

Download
memory/2736-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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