e50dc5d7c743df76096b78180402030c295dfe742631b8dcdeb9222fad83e555

General

Target

77280f98d97c8e0f4c9c4df2809ca326.exe
Size

385KB
MD5

77280f98d97c8e0f4c9c4df2809ca326
SHA1

e87a3d6b745a0743772524a37f6550b0d54a7360
SHA256

e50dc5d7c743df76096b78180402030c295dfe742631b8dcdeb9222fad83e555
SHA512

62cf5b39a296352063215389a423f2bb9520a5449ea27e99be55548a95b2eb16cb2bf7cd0c0858dfd45be2cb1656381c5b74024b36f121d3b7c30c96123f5fef
SSDEEP

6144:kL25+Hlq+fG3ipvkFkr0y0au1ffSyEq+WZYfim6E+cG5IzKY5nVdG0iaK1Z/EoBq:eWsiv5IzbnVdxiayPhnqMVXb50B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2576	77280f98d97c8e0f4c9c4df2809ca326.exe

Executes dropped EXE 1 IoCs

pid	Process
2576	77280f98d97c8e0f4c9c4df2809ca326.exe

Loads dropped DLL 1 IoCs

pid	Process
2248	77280f98d97c8e0f4c9c4df2809ca326.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	77280f98d97c8e0f4c9c4df2809ca326.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	77280f98d97c8e0f4c9c4df2809ca326.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	77280f98d97c8e0f4c9c4df2809ca326.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2248	77280f98d97c8e0f4c9c4df2809ca326.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2248	77280f98d97c8e0f4c9c4df2809ca326.exe
2576	77280f98d97c8e0f4c9c4df2809ca326.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2576	2248	77280f98d97c8e0f4c9c4df2809ca326.exe	28
PID 2248 wrote to memory of 2576	2248	77280f98d97c8e0f4c9c4df2809ca326.exe	28
PID 2248 wrote to memory of 2576	2248	77280f98d97c8e0f4c9c4df2809ca326.exe	28
PID 2248 wrote to memory of 2576	2248	77280f98d97c8e0f4c9c4df2809ca326.exe	28

C:\Users\Admin\AppData\Local\Temp\77280f98d97c8e0f4c9c4df2809ca326.exe
"C:\Users\Admin\AppData\Local\Temp\77280f98d97c8e0f4c9c4df2809ca326.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Users\Admin\AppData\Local\Temp\77280f98d97c8e0f4c9c4df2809ca326.exe
  C:\Users\Admin\AppData\Local\Temp\77280f98d97c8e0f4c9c4df2809ca326.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2576

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\Cab1641.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1663.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\77280f98d97c8e0f4c9c4df2809ca326.exe

Filesize
385KB

MD5
caa2bce2ca18233c848a3e854555f651

SHA1
86c6be3d630c8ea44bf0974cbee7d8339ba9c5cd

SHA256
4e0d81a142a829676aedde17ecc1f8d2bc868f2e144d09a53cd03758ed51cd33

SHA512
60cdb12c70d14196e85e1ff88bbf8f3d82f11a5202a6fe0c01c5bee4e93a787782ee0f6b25fb6915fb5c6fda20b1abb843809413a49289c5d1bd16610d674133

Download Submit
memory/2248-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2248-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2248-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2248-2-0x0000000000320000-0x0000000000386000-memory.dmp

Filesize
408KB

Download
memory/2576-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2576-19-0x0000000000230000-0x0000000000296000-memory.dmp

Filesize
408KB

Download
memory/2576-23-0x0000000000370000-0x00000000003CF000-memory.dmp

Filesize
380KB

Download
memory/2576-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2576-82-0x0000000008600000-0x000000000863C000-memory.dmp

Filesize
240KB

Download
memory/2576-81-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2576-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing