upatre | 45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 19:41

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General

Target

45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe
Size

102KB
MD5

4dc86e0363972bd701ec2b95a083fc55
SHA1

780a0a77ab9e685750423934f1cceaadfffac614
SHA256

45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6
SHA512

df40f443afa82a67cd5aecc26a2a894f3a9eb06abb0d8f06595900d3d2be46e690aa64f8de4eeafb4e8991e3b50f8fcd40b91d07ee3af9a9d2427fe6b4ce8605
SSDEEP

1536:iY9jw/dUT62rGdiUOWWrMu8i8N8tz8b8XtP8XtH8XtgUm2PmsZwGMTK2:iY9CUT62/UOVMu8i8N898b8XN8X98XGT

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

2172 szgfw.exe
Loads dropped DLL 2 IoCs

Processes:

45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe

pid process

2316 45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe
2316 45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2172	szgfw.exe

pid	process
2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe
2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe

description	pid	process	target process
PID 2316 wrote to memory of 2172	2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe	szgfw.exe
PID 2316 wrote to memory of 2172	2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe	szgfw.exe
PID 2316 wrote to memory of 2172	2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe	szgfw.exe
PID 2316 wrote to memory of 2172	2316	45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe
"C:\Users\Admin\AppData\Local\Temp\45ecf24b2acb7608dd74e2b408ab182f3b3632e780ffd414ab6dc30f328e08f6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2316

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:2172

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
102KB

MD5
87507036824a5d24aa00522a90f81aaa

SHA1
c04f1645890bdfad355577a09eddb9c4df4e63a5

SHA256
c3c84cf9865efb09df69b9b177588a0b253ef5297c85a138ea66b158c46ef12f

SHA512
b45267a582b6bae4b282f4d8aeed1c58f9c2f60d0e811795418ce436b134019e532f91fa70dd5330ec3b3ab619378bd2b5711435050e96b15bd1779c5ce7e403

Download Submit
memory/2316-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2316-10-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download