Analysis
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max time kernel
93s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20240221-en -
resource tags
arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system -
submitted
25-02-2024 00:24
Static task
static1
Behavioral task
behavioral1
Sample
Step 2.exe
Resource
win7-20240215-en
General
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Target
Step 2.exe
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Size
768KB
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MD5
1190ee286c388cb30bd69c4c5794e8ae
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SHA1
46989c651074a4a54aae4b099a50ea89574de97e
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SHA256
6447b651b215d5013d194f5ca027acb86f230227622299f6e190ca1292143bd8
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SHA512
76d90592f33d801a727d0468b99cf9ef052bb92df24183d2abbbf7e992d741672c18907fe9a2dccd1bde0dab232790313a025922a1b5e3857477ef6cec784599
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SSDEEP
12288:Zghny9HB+dzpEeHZnPNJIm2nuW/CXksrtKx1Z:Iny9HB+dNEiR2uWsroxD
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1392040655-2056082574-619088944-1000\Control Panel\International\Geo\Nation Step 2.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe Step 2.exe -
Executes dropped EXE 1 IoCs
pid Process 4916 qemu-ga.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4100 Step 2.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4100 Step 2.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4100 wrote to memory of 4916 4100 Step 2.exe 93 PID 4100 wrote to memory of 4916 4100 Step 2.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\Step 2.exe"C:\Users\Admin\AppData\Local\Temp\Step 2.exe"1⤵
- Checks computer location settings
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4100 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"2⤵
- Executes dropped EXE
PID:4916
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
MD5a5ce3aba68bdb438e98b1d0c70a3d95c
SHA1013f5aa9057bf0b3c0c24824de9d075434501354
SHA2569b860be98a046ea97a7f67b006e0b1bc9ab7731dd2a0f3a9fd3d710f6c43278a
SHA5127446f1256873b51a59b9d2d3498cef5a41dbce55864c2a5fb8cb7d25f7d6e6d8ea249d551a45b75d99b1ad0d6fb4b5e4544e5ca77bcd627717d6598b5f566a79