stealerium | 48b427450219751c5b38bb8b142c544ed639f0b69270b0f48e644e33da5339c0

Analysis

max time kernel
102s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 14:40

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General

Target
vape.exe
Size 1.6MB
Sample241001-r2a5bsvbqj
SHA256 48b427450219751c5b38bb8b142c544ed639f0b69270b0f48e644e33da5339c0
MD5 568f7c906d45ff35c95961c922858959
SHA1 d3e5ec1c4f7699c72818b75849492fb8c24af319
SHA512 0635a29001975d6e633947fc74e4193748870cdbc1cf0b4fef98cebe0f179c4b1890eb7cb2b31174ab40d393e7d4158968c83a823fcc82b08c14881fe62ccc1d
SSDEEP 24576:ji2Q9NXw2/wPOjdGxY2rJxkqjVnlqud+/2P+A+ZecdyFoBkkAqmZywb0i:GTq24GjdGSiJxkqXfd+/9AqYanCLb
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

stealerium discovery stealer

Malware Config

Extracted

Family

stealerium

https://discordapp.com/api/webhooks/1287935626867507220/BgogLYeO8w14cbtGvpxtN4uXBwwaccgHejFyV0i3qBC62fEY_0tlZU5EJ0YpWB-KbZaH

Signatures

Stealerium
An open source info stealer written in C# first seen in May 2022.
stealer stealerium

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	vape.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 5 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	vape.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4700	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
4384	taskkill.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3372	vape.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3372	vape.exe
Token: SeDebugPrivilege	4384	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3372 wrote to memory of 2636	3372	vape.exe	83
PID 3372 wrote to memory of 2636	3372	vape.exe	83
PID 3372 wrote to memory of 2636	3372	vape.exe	83
PID 2636 wrote to memory of 3452	2636	cmd.exe	85
PID 2636 wrote to memory of 3452	2636	cmd.exe	85
PID 2636 wrote to memory of 3452	2636	cmd.exe	85
PID 2636 wrote to memory of 4384	2636	cmd.exe	86
PID 2636 wrote to memory of 4384	2636	cmd.exe	86
PID 2636 wrote to memory of 4384	2636	cmd.exe	86
PID 2636 wrote to memory of 4700	2636	cmd.exe	87
PID 2636 wrote to memory of 4700	2636	cmd.exe	87
PID 2636 wrote to memory of 4700	2636	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\vape.exe
"C:\Users\Admin\AppData\Local\Temp\vape.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpE1E4.tmp.bat
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2636
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3452
- - C:\Windows\SysWOW64\taskkill.exe
    TaskKill /F /IM 3372
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4384
- - C:\Windows\SysWOW64\timeout.exe
    Timeout /T 2 /Nobreak
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmpE1E4.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE1E4.tmp.bat
Size 57B
SHA256 45579a817ba3bd10d189dbb6b827414a1c293f6a894ba47dec91b324d8d5ddf1
MD5 70bf107736f54674dde837ccc614808b
SHA1 e463d4cb11a60546c8a2c409555c26bcf2de2948
SHA512 4e9e0e46e92a032ed0659fa4f96bbd787595f749d3886142224836ab9022b6c4deb30913175ecb9b249af992feb85542c491fbeab6bdfe1b0118dd12447c326f
MD5 SHA1 SHA512

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memory/3372-0-0x000000007509E000-0x000000007509F000-memory.dmp

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memory/3372-1-0x0000000000470000-0x0000000000606000-memory.dmp

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memory/3372-2-0x0000000005000000-0x0000000005066000-memory.dmp

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memory/3372-3-0x0000000075090000-0x0000000075840000-memory.dmp

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memory/3372-6-0x0000000005530000-0x00000000055D0000-memory.dmp

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memory/3372-7-0x00000000055D0000-0x00000000055F6000-memory.dmp

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memory/3372-12-0x0000000075090000-0x0000000075840000-memory.dmp

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