upatre | 58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b

General

Target

58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe
Size

30KB
MD5

eda4f4cf9a26b9bc9884e14436c7b9be
SHA1

5d3134fb6ea8081b8b005e14bdcd71ed1a302eb6
SHA256

58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b
SHA512

21c39c5282d46eb1a47157f3e86cc4f68a3080769cb80815d19b687838135d96b23ee309963461a5fc0abee21aa0764941f3bb4921762365a59b7a194549b027

Score

10^/10

upatre downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Executes dropped EXE 1 IoCs

Processes:

szgfw.exe

pid process

4224 szgfw.exe

pid	process
4224	szgfw.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeShutdownPrivilege	4180	svchost.exe
Token: SeCreatePagefilePrivilege	4180	svchost.exe
Token: SeShutdownPrivilege	4180	svchost.exe
Token: SeCreatePagefilePrivilege	4180	svchost.exe
Token: SeShutdownPrivilege	4180	svchost.exe
Token: SeCreatePagefilePrivilege	4180	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe

description	pid	process	target process
PID 448 wrote to memory of 4224	448	58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe	szgfw.exe
PID 448 wrote to memory of 4224	448	58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe	szgfw.exe
PID 448 wrote to memory of 4224	448	58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe
"C:\Users\Admin\AppData\Local\Temp\58fadf7ea969478a7d8d8daad2120921f98099886f72467b274c3cb0b32a6f5b.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:448

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:4224

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4180

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
MD5
4b9a6f87f71610486e32350c395fb6fe

SHA1
617db5c813c294041e2f8c303cb8dd4a60b642c5

SHA256
b2a54e0bccf91483bbc2929fc44fd18c3cb101c6caf8c4edc4330c19be8381f9

SHA512
224ff20d5da5e836c30bfe5239d5236f1b86dc487fe0bb67cb2cc9468f60bd0f1d998cc718f10da731fecef4dcd2a6f2096c8436595ba7959309a546d1e39209

Download Submit
C:\Users\Admin\AppData\Local\Temp\szgfw.exe
MD5
4b9a6f87f71610486e32350c395fb6fe

SHA1
617db5c813c294041e2f8c303cb8dd4a60b642c5

SHA256
b2a54e0bccf91483bbc2929fc44fd18c3cb101c6caf8c4edc4330c19be8381f9

SHA512
224ff20d5da5e836c30bfe5239d5236f1b86dc487fe0bb67cb2cc9468f60bd0f1d998cc718f10da731fecef4dcd2a6f2096c8436595ba7959309a546d1e39209

Download Submit
memory/448-133-0x0000000000480000-0x0000000000481000-memory.dmp

Filesize
4KB

Download
memory/4180-130-0x0000021AA0790000-0x0000021AA07A0000-memory.dmp

Filesize
64KB

Download
memory/4180-131-0x0000021AA0D20000-0x0000021AA0D30000-memory.dmp

Filesize
64KB

Download
memory/4180-132-0x0000021AA3410000-0x0000021AA3414000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads