6638238a4c5c9c25ca4d4f52ebc3f7d8e8c36aa4cdafbf09777a665b16232c6a

General

Target

4828939e13d224376921eaaca53dc07f.exe
Size

385KB
MD5

4828939e13d224376921eaaca53dc07f
SHA1

7651039d2b8b8e31848cc23c977c7973a8f97e74
SHA256

6638238a4c5c9c25ca4d4f52ebc3f7d8e8c36aa4cdafbf09777a665b16232c6a
SHA512

a9ac5beb2bb13c0cf04f594c05b839542c4df530c3fc0fc92fefcecb5e199583389c6a733fcee76ddd9041248d55788f0b8dc05cb1eeca862f2944c31069b0e6
SSDEEP

12288:BIVZatiw6xqHd+plk6DZ7eZDoC8KU3laB:6VZMiw6Q9+TLEZEnK5B

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2272	4828939e13d224376921eaaca53dc07f.exe

Executes dropped EXE 1 IoCs

pid	Process
2272	4828939e13d224376921eaaca53dc07f.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	4828939e13d224376921eaaca53dc07f.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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	4828939e13d224376921eaaca53dc07f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	4828939e13d224376921eaaca53dc07f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	4828939e13d224376921eaaca53dc07f.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2340	4828939e13d224376921eaaca53dc07f.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2340	4828939e13d224376921eaaca53dc07f.exe
2272	4828939e13d224376921eaaca53dc07f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2272	2340	4828939e13d224376921eaaca53dc07f.exe	19
PID 2340 wrote to memory of 2272	2340	4828939e13d224376921eaaca53dc07f.exe	19
PID 2340 wrote to memory of 2272	2340	4828939e13d224376921eaaca53dc07f.exe	19
PID 2340 wrote to memory of 2272	2340	4828939e13d224376921eaaca53dc07f.exe	19

C:\Users\Admin\AppData\Local\Temp\4828939e13d224376921eaaca53dc07f.exe
"C:\Users\Admin\AppData\Local\Temp\4828939e13d224376921eaaca53dc07f.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Users\Admin\AppData\Local\Temp\4828939e13d224376921eaaca53dc07f.exe
  C:\Users\Admin\AppData\Local\Temp\4828939e13d224376921eaaca53dc07f.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:2272

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\4828939e13d224376921eaaca53dc07f.exe

Filesize
167KB

MD5
a84414908fcea315807ed1bb0fa57ad0

SHA1
3891e296d72789cfc2114d3f3537a72ff9e0faf2

SHA256
c0a5f3ddd1911522a17c96c65e01d73e2570d7e673667926877f494e1a2ce6e4

SHA512
1aea744b8553c44ba250cca42e2b2c19b54709a5df8772a5e5fc337b846220203b03d2995f8083e50b534dc46381f78af456faf02aa99be040c27b6b39d52da7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9A2F.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar9A80.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\4828939e13d224376921eaaca53dc07f.exe

Filesize
256KB

MD5
7b95a2c385d5c947d9ce06dd87f47aa3

SHA1
85248b90c44753671cfc2804c775675c8f74769a

SHA256
e664d891a4878545eb32ad17aa45639908a8843004c9aee427758800234ab5c8

SHA512
018810fd309b5de23727da8989905d7698b3205d69c90fbfb215d3014c905fe3f928e2ef4f04894127029403f840ee80d6ac6dfa374510d8c165dc7ba66cdaaf

Download Submit
memory/2272-17-0x0000000000370000-0x00000000003D6000-memory.dmp

Filesize
408KB

Download
memory/2272-28-0x0000000002D70000-0x0000000002DCF000-memory.dmp

Filesize
380KB

Download
memory/2272-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2272-76-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2272-78-0x000000000A730000-0x000000000A76C000-memory.dmp

Filesize
240KB

Download
memory/2272-82-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2340-14-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2340-12-0x0000000002DE0000-0x0000000002E46000-memory.dmp

Filesize
408KB

Download
memory/2340-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2340-0-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2340-6-0x0000000000360000-0x00000000003C6000-memory.dmp

Filesize
408KB

Download

Analysis

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