upatre | a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbb

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05-11-2024 01:51

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General

Target

a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
Size

31KB
MD5

b8c3105a2b4c3027de978b2842127e50
SHA1

3cd5a192e894497177593e550d68a80e53e53bae
SHA256

a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbb
SHA512

f17a9538644b02804f2a1ee272d47e33986accee6512a888ec6f174cfc947192a61822a5d04f64387b2d341e6743a2a05f069c44a1da845287e42d353633e445
SSDEEP

768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95k5N:GY9jw/dUT62rGdiUOWWrNmN

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre
Upatre family
upatre

Executes dropped EXE 1 IoCs

pid	Process
2404	szgfw.exe

Loads dropped DLL 2 IoCs

pid	Process
2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2404	2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	31
PID 2000 wrote to memory of 2404	2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	31
PID 2000 wrote to memory of 2404	2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	31
PID 2000 wrote to memory of 2404	2000	a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe	31

C:\Users\Admin\AppData\Local\Temp\a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe
"C:\Users\Admin\AppData\Local\Temp\a6ca305489227b750488c24b01956340696edcafc954e68338e6ded4094d8fbbN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
31KB

MD5
7808e2bbcf5d80b7d4506e3aec41c045

SHA1
940466f48da747760dc66e4174a3a85ce93a7bf9

SHA256
f6c48879ef890840411ade6fec2c1fad44404c7aa15554cd1b8354cb66421812

SHA512
32d6d40c7e2e4564e0c11747da49fcd4205797553c8d89bd85c48b5604e23a3d867df9116c4770475c75a8288a0d482b4e528225788d272fdc960a1aa7dd0fea

Download Submit
memory/2000-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2000-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download