upatre | 25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c

Analysis

max time kernel
153s
max time network
134s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-04-2024 19:30

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General

Target

25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe
Size

39KB
MD5

3e7a567a7bb170154c22a1278c1820a6
SHA1

8a8e810bab4bdfa7668fd1034ebb49a8f4a7edbb
SHA256

25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c
SHA512

e46eb262d1075b3e018cee51ee22daf58216cdae5f3153b86c1631113c2a79ff185e345b35eb9ec496244881ae4b7df6fdd4a98876544c63c608bcce356b8584
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95k5bNITnJy/rQIAWPQ:GY9jw/dUT62rGdiUOWWrNmBsr

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

2996 szgfw.exe
Loads dropped DLL 2 IoCs

Processes:

25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe

pid process

2848 25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe
2848 25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2996	szgfw.exe

pid	process
2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe
2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe

description	pid	process	target process
PID 2848 wrote to memory of 2996	2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe	szgfw.exe
PID 2848 wrote to memory of 2996	2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe	szgfw.exe
PID 2848 wrote to memory of 2996	2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe	szgfw.exe
PID 2848 wrote to memory of 2996	2848	25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe	szgfw.exe

C:\Users\Admin\AppData\Local\Temp\25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe
"C:\Users\Admin\AppData\Local\Temp\25b43df44432900f2a1239d986d19d48e6730adf2a1a68cd38a76e8596d1727c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2848

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
2⤵
- Executes dropped EXE
PID:2996

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

C:\Users\Admin\AppData\Local\Temp\szgfw.exe
Filesize
39KB

MD5
227cddfed3bfe213ef3f0f5ceb61bc37

SHA1
c423d22ddb998b7d8a0a7670da3b869101dd704b

SHA256
0aa1367c7c7f79c0422f9aba2caa0f3cb55d69fe836eb39ee583a6561e021e91

SHA512
3f87b1f6e7b304821cd94163e7515921b7b527ba189faefeedc0e42da1b3e4fd09740aab3839d19fc7f45c540ea23167b2d1ffb4ffa3932814c3cb04204af254

Download Submit
memory/2848-1-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2848-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download