Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
09/10/2026, 17:14
General
- Target jaffacakes118_Hoax.Win32.SpeedUpMyPC.zjr.exe
- Size 511KB
- Sample261009-vsb7tada73
- SHA256 cb017a27058302dc0a191716d15417f7467aeabe3fb6a2dbf0eb776581ca8fff
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 19 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops file in Program Files directory 20 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Hoax.Win32.SpeedUpMyPC.zjr.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Hoax.Win32.SpeedUpMyPC.zjr.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\nsaABFB.tmp\7za.exe"C:\Users\Admin\AppData\Local\Temp\nsaABFB.tmp\7za.exe" e -y -o"C:\Program Files (x86)\Easy Speed Check" C:\Users\Admin\AppData\Local\Temp\nsaABFB.tmp\easyspeedcheck.data2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
-
-
C:\Program Files (x86)\Easy Speed Check\easyspeedcheck.exe"C:\Program Files (x86)\Easy Speed Check\easyspeedcheck.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
easyspeedcheck.exe
libcurl.dll
libeay32.dll
libgcc_s_dw2-1.dll
libidn-11.dll
libstdc++-6.dll
ssleay32.dll
zlib1.dll
7za.exe
System.dll
easyspeedcheck.data
inetc.dll
nsExec.dll
memory/1156-113-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-105-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-136-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-135-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-134-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-133-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-132-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-131-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-130-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-129-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-128-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-127-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-126-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-125-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-124-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-123-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-122-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-121-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-120-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-119-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-118-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-117-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-116-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-115-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-114-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-138-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-112-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-111-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-110-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-109-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-108-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-107-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-106-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-137-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-103-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-102-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-101-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-99-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-96-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-95-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-94-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-93-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-92-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-91-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-90-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-89-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-88-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-87-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-86-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-85-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-84-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-83-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-82-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-81-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-80-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-140-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-139-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-78-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-104-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-100-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-98-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-97-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-79-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-252-0x0000000000401000-0x000000000040C000-memory.dmp
memory/1156-253-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1156-142-0x0000000000400000-0x0000000000428000-memory.dmp