bbbc06fd7a66c14a19d38af04c4d5b068d1b2c8895228a9b1bb5c7bdc4db6be1

General

Target

7f3f7502ef7c32a102b92ed123f8f565.exe
Size

385KB
MD5

7f3f7502ef7c32a102b92ed123f8f565
SHA1

238db619280b9c9a9b1a57a92912e165dc3d3fc6
SHA256

bbbc06fd7a66c14a19d38af04c4d5b068d1b2c8895228a9b1bb5c7bdc4db6be1
SHA512

58ee54e4865b257eb8139ec189eff0e43bbbc9dac65a89bde2b6c5cb1de1f16412209b93e6250cf4f313365b4d14e4a710e832f429d6224c440bbe886b75e62d
SSDEEP

12288:xgaDGzlQj0OOo50W88OWtKMsEEkJ/At1XTfWnUB:uaDmlQoFo2AOWtKMsuAt16UB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2872	7f3f7502ef7c32a102b92ed123f8f565.exe

Executes dropped EXE 1 IoCs

pid	Process
2872	7f3f7502ef7c32a102b92ed123f8f565.exe

Loads dropped DLL 1 IoCs

pid	Process
2668	7f3f7502ef7c32a102b92ed123f8f565.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	pastebin.com
4	pastebin.com

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	7f3f7502ef7c32a102b92ed123f8f565.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7f3f7502ef7c32a102b92ed123f8f565.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	7f3f7502ef7c32a102b92ed123f8f565.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2668	7f3f7502ef7c32a102b92ed123f8f565.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2668	7f3f7502ef7c32a102b92ed123f8f565.exe
2872	7f3f7502ef7c32a102b92ed123f8f565.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2872	2668	7f3f7502ef7c32a102b92ed123f8f565.exe	28
PID 2668 wrote to memory of 2872	2668	7f3f7502ef7c32a102b92ed123f8f565.exe	28
PID 2668 wrote to memory of 2872	2668	7f3f7502ef7c32a102b92ed123f8f565.exe	28
PID 2668 wrote to memory of 2872	2668	7f3f7502ef7c32a102b92ed123f8f565.exe	28

C:\Users\Admin\AppData\Local\Temp\7f3f7502ef7c32a102b92ed123f8f565.exe
"C:\Users\Admin\AppData\Local\Temp\7f3f7502ef7c32a102b92ed123f8f565.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Users\Admin\AppData\Local\Temp\7f3f7502ef7c32a102b92ed123f8f565.exe
  C:\Users\Admin\AppData\Local\Temp\7f3f7502ef7c32a102b92ed123f8f565.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2872

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Cab1602.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1615.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\7f3f7502ef7c32a102b92ed123f8f565.exe

Filesize
385KB

MD5
3bf59505d8560809932a4b7ec78ff240

SHA1
30f7767e085a6d398eb7c4fae50528a8979ff74e

SHA256
7b7d788ae37648e9821fe1afcbde42c05f39ecde1eaf36a2d5b37713b042df8a

SHA512
53def1f3149f7924dc63f0d2d719bc7b74675d278fd66fac226fb66f8413d020a852ad12ae7f8f00f3250268e35aed2f09b2a083ab063c77bd512a19c0bbbb2b

Download Submit
memory/2668-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2668-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2668-2-0x0000000001470000-0x00000000014D6000-memory.dmp

Filesize
408KB

Download
memory/2668-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2872-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2872-19-0x0000000000310000-0x0000000000376000-memory.dmp

Filesize
408KB

Download
memory/2872-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2872-28-0x0000000002CC0000-0x0000000002D1F000-memory.dmp

Filesize
380KB

Download
memory/2872-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2872-79-0x000000000D620000-0x000000000D65C000-memory.dmp

Filesize
240KB

Download
memory/2872-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing