7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a

General

Target

7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe
Size

810KB
MD5

65c57a4260fe25226cbf59aa06fa3ea0
SHA1

2dd467ec68b35ba35f73e9d4bb4387a78714ba20
SHA256

7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a
SHA512

32a7009a465c218a613e7d21b1437b76278e281232b8b0eeef5158eab3ed093d122823773c719647926ddee9c5b029b4c9d06cd86ed948e86f4d0162124c1648
SSDEEP

12288:/430KrWkT5kn1UxvAV4ZkzxLKFEShGjaMGB4rMD8ekyqkOc5DiCyVb9w4NxS9QkA:/4khkSn1N5KxwjiB4rAzTOc5D9yxPCxk

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1236	Downloader.exe

Loads dropped DLL 1 IoCs

pid	Process
864	7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	Downloader.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	Downloader.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	Downloader.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	Downloader.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU	Downloader.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	Downloader.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	Downloader.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	Downloader.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	Downloader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	Downloader.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1236	Downloader.exe
1236	Downloader.exe
1236	Downloader.exe
1236	Downloader.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 1236	864	7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe	27
PID 864 wrote to memory of 1236	864	7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe	27
PID 864 wrote to memory of 1236	864	7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe	27
PID 864 wrote to memory of 1236	864	7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe	27

C:\Users\Admin\AppData\Local\Temp\7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe
"C:\Users\Admin\AppData\Local\Temp\7387204aef087b331976af1916e845c055941223f4e976a07fa179a82c6d772a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:864
- C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Downloader.exe
  "C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Downloader.exe"
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  PID:1236

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Downloader.exe

Filesize
1.1MB

MD5
60ed01806571237636a41f92c58952fe

SHA1
37645ef7b3b58fa6e5f89e38c8a00e938545f945

SHA256
366554f5cd2f6812bb9e9491d8257ed32230bab2885456dc4f88215aea238eeb

SHA512
89cbb3e26b8c3ed64aa76b8ba32e9ec6627ab5da54e3af86cee924bbb59aa42cec999613d1695014549713b6499ca66f5d447f11810c6131a36124564f8d5898

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Downloader.exe

Filesize
1.1MB

MD5
60ed01806571237636a41f92c58952fe

SHA1
37645ef7b3b58fa6e5f89e38c8a00e938545f945

SHA256
366554f5cd2f6812bb9e9491d8257ed32230bab2885456dc4f88215aea238eeb

SHA512
89cbb3e26b8c3ed64aa76b8ba32e9ec6627ab5da54e3af86cee924bbb59aa42cec999613d1695014549713b6499ca66f5d447f11810c6131a36124564f8d5898

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\License.mht

Filesize
185KB

MD5
5f35b1c884fddf6082bedd8147d41642

SHA1
271df731b7923aab90e2a539ffca14c3fddb171d

SHA256
3006e0bce29f05ca11eb8bb7b7b8c0777f0413be47d96e5aa17a5a744f832cad

SHA512
bf153cb67a823a26dbe0e94ca57d18e3e7e950c598c3fa80c819d7a387144906ea3a7ac6dc29816836e59a3154c05960de5e146cc76de14c8537593babe7332a

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\down_lang.ini

Filesize
1KB

MD5
9b1a41afa3f01a69bb03bfbde9a5d011

SHA1
9b4880fb92214ab166eecb20ba954e1fa30b7a37

SHA256
6b103440f250dfdad3fb2e97ea08d8b52d0324756d03d6c8eab8c3f90b164b05

SHA512
8e56b801165c286cdee6518e6449f5a800d8ee1f20f1b5c8ab2ba817d4ad5d04aad93dd388a8068244a11215bbc30c5f78f64f0cf2346df8a630b6cf77353a8a

Download Submit
\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Downloader.exe

Filesize
1.1MB

MD5
60ed01806571237636a41f92c58952fe

SHA1
37645ef7b3b58fa6e5f89e38c8a00e938545f945

SHA256
366554f5cd2f6812bb9e9491d8257ed32230bab2885456dc4f88215aea238eeb

SHA512
89cbb3e26b8c3ed64aa76b8ba32e9ec6627ab5da54e3af86cee924bbb59aa42cec999613d1695014549713b6499ca66f5d447f11810c6131a36124564f8d5898

Download Submit
memory/864-54-0x0000000075141000-0x0000000075143000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads