a2b0e6d6e64a6d39207844f53f634bdeb4abcef4bebfecad190d7996248cd2bd

General

Target

3e0f3ca6bdfc3900d990c37407ddfa3a.exe
Size

385KB
MD5

3e0f3ca6bdfc3900d990c37407ddfa3a
SHA1

313325dbd5d807ad8d2343e94abe827677801f1d
SHA256

a2b0e6d6e64a6d39207844f53f634bdeb4abcef4bebfecad190d7996248cd2bd
SHA512

5031f0af3b7225214fedc10ae371aa31a332af48294b08c0dcc34aca9ebb4c711224c1c9e4046e620564e5b47da89c74ad895b28960e1348d10209445bb8a45e
SSDEEP

12288:9WCSHJmemneyVkeHW3FUEVB+7zeDoRKkqWvRMAyCuQpKaRSJ03PdZmonZ1lEWLB:9WjEey+eHIqd7SnLWmAnAJ03PJZoWLB

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1556	3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Executes dropped EXE 1 IoCs

pid	Process
1556	3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Loads dropped DLL 1 IoCs

pid	Process
2228	3e0f3ca6bdfc3900d990c37407ddfa3a.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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	3e0f3ca6bdfc3900d990c37407ddfa3a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	3e0f3ca6bdfc3900d990c37407ddfa3a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe
1556	3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 1556	2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe	29
PID 2228 wrote to memory of 1556	2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe	29
PID 2228 wrote to memory of 1556	2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe	29
PID 2228 wrote to memory of 1556	2228	3e0f3ca6bdfc3900d990c37407ddfa3a.exe	29

C:\Users\Admin\AppData\Local\Temp\3e0f3ca6bdfc3900d990c37407ddfa3a.exe
"C:\Users\Admin\AppData\Local\Temp\3e0f3ca6bdfc3900d990c37407ddfa3a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Users\Admin\AppData\Local\Temp\3e0f3ca6bdfc3900d990c37407ddfa3a.exe
  C:\Users\Admin\AppData\Local\Temp\3e0f3ca6bdfc3900d990c37407ddfa3a.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1556

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\CabBE71.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarBEA3.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\3e0f3ca6bdfc3900d990c37407ddfa3a.exe

Filesize
385KB

MD5
1d3c5bb7671fc13ab12598b99147bbaf

SHA1
382863bb9562661e45a5425216871c9570830a10

SHA256
6c6ae224b0368c9e6404afb84707d04e13dd5699299fd04bdab8c3c5edd86926

SHA512
0857a2028f8fe0880745cb8c11afc79fcda8f00ade60b4b81ae195c72ae76f376877096b7c2646b34086c9d963190e03ef5f8ae4b6d36ad89fff22746c26f8a1

Download Submit
memory/1556-18-0x0000000000190000-0x00000000001F6000-memory.dmp

Filesize
408KB

Download
memory/1556-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1556-23-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1556-25-0x00000000014B0000-0x000000000150F000-memory.dmp

Filesize
380KB

Download
memory/1556-77-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1556-82-0x0000000004260000-0x000000000429C000-memory.dmp

Filesize
240KB

Download
memory/1556-83-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2228-13-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2228-14-0x00000000002E0000-0x0000000000346000-memory.dmp

Filesize
408KB

Download
memory/2228-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2228-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2228-1-0x0000000000270000-0x00000000002D6000-memory.dmp

Filesize
408KB

Download

Analysis

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