50e59bcfb26bd248b9d979be95aba9a034cc4481bd592c83f26fef033f8f83f0

Analysis

max time kernel
44s
max time network
84s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
08/08/2024, 14:31

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General

Target

sahost.exe
Size

860KB
MD5

c79d8b7c07b992c6aa435e4101770f99
SHA1

110b1c6d43e4f66823273703921bd6129b8fd4db
SHA256

50e59bcfb26bd248b9d979be95aba9a034cc4481bd592c83f26fef033f8f83f0
SHA512

7a00f4ce09e001ad1f4b1538f9123f11b387ea068c8175c665fc93953cc07e9037854f828a21ab894953ed1d23a3739ae0ab07776a3d355164120e6cb6ec2ae4
SSDEEP

12288:G1c2iN7daCiBTips9RQ6ycYEe/xQCaxuIck24Dg4ObySlr54MOZ:G1c1teTipsvU26PklgE

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2768	powershell.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
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 3 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	sahost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2928	sahost.exe
2768	powershell.exe
2660	chrome.exe
2660	chrome.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	2928	sahost.exe
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe
Token: SeShutdownPrivilege	2660	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe
2660	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2768	2928	sahost.exe	29
PID 2928 wrote to memory of 2768	2928	sahost.exe	29
PID 2928 wrote to memory of 2768	2928	sahost.exe	29
PID 2928 wrote to memory of 2768	2928	sahost.exe	29
PID 2928 wrote to memory of 2652	2928	sahost.exe	31
PID 2928 wrote to memory of 2652	2928	sahost.exe	31
PID 2928 wrote to memory of 2652	2928	sahost.exe	31
PID 2928 wrote to memory of 2652	2928	sahost.exe	31
PID 2928 wrote to memory of 2756	2928	sahost.exe	33
PID 2928 wrote to memory of 2756	2928	sahost.exe	33
PID 2928 wrote to memory of 2756	2928	sahost.exe	33
PID 2928 wrote to memory of 2756	2928	sahost.exe	33
PID 2928 wrote to memory of 2856	2928	sahost.exe	34
PID 2928 wrote to memory of 2856	2928	sahost.exe	34
PID 2928 wrote to memory of 2856	2928	sahost.exe	34
PID 2928 wrote to memory of 2856	2928	sahost.exe	34
PID 2928 wrote to memory of 2644	2928	sahost.exe	35
PID 2928 wrote to memory of 2644	2928	sahost.exe	35
PID 2928 wrote to memory of 2644	2928	sahost.exe	35
PID 2928 wrote to memory of 2644	2928	sahost.exe	35
PID 2928 wrote to memory of 2640	2928	sahost.exe	36
PID 2928 wrote to memory of 2640	2928	sahost.exe	36
PID 2928 wrote to memory of 2640	2928	sahost.exe	36
PID 2928 wrote to memory of 2640	2928	sahost.exe	36
PID 2928 wrote to memory of 2664	2928	sahost.exe	37
PID 2928 wrote to memory of 2664	2928	sahost.exe	37
PID 2928 wrote to memory of 2664	2928	sahost.exe	37
PID 2928 wrote to memory of 2664	2928	sahost.exe	37
PID 2660 wrote to memory of 2624	2660	chrome.exe	39
PID 2660 wrote to memory of 2624	2660	chrome.exe	39
PID 2660 wrote to memory of 2624	2660	chrome.exe	39
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41
PID 2660 wrote to memory of 2912	2660	chrome.exe	41

C:\Users\Admin\AppData\Local\Temp\sahost.exe
"C:\Users\Admin\AppData\Local\Temp\sahost.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YTGPfoyKQaU.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2768
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YTGPfoyKQaU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2829.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2652
- C:\Users\Admin\AppData\Local\Temp\sahost.exe
  "C:\Users\Admin\AppData\Local\Temp\sahost.exe"
  2⤵
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\sahost.exe
  "C:\Users\Admin\AppData\Local\Temp\sahost.exe"
  2⤵
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\sahost.exe
  "C:\Users\Admin\AppData\Local\Temp\sahost.exe"
  2⤵
  PID:2644
- C:\Users\Admin\AppData\Local\Temp\sahost.exe
  "C:\Users\Admin\AppData\Local\Temp\sahost.exe"
  2⤵
  PID:2640
- C:\Users\Admin\AppData\Local\Temp\sahost.exe
  "C:\Users\Admin\AppData\Local\Temp\sahost.exe"
  2⤵
  PID:2664

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fefab39758,0x7fefab39768,0x7fefab39778
  2⤵
  PID:2624
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1136 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:2
  2⤵
  PID:2912
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1496 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:8
  2⤵
  PID:2820
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1584 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:8
  2⤵
  PID:2304
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2200 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:1
  2⤵
  PID:948
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2208 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:1
  2⤵
  PID:2060
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1008 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:2
  2⤵
  PID:1556
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1244 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:1
  2⤵
  PID:1976
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3680 --field-trial-handle=1348,i,7516227870523428837,15127575513861900745,131072 /prefetch:8
  2⤵
  PID:2576

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:1500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
4KB

MD5
78d989bb77c78ce6d9b27a403e2acf84

SHA1
d78fa795a3d846de546b76fa2d80daa64dd1f64d

SHA256
db59a372e09998127d703406de333c1cde657a9c07e238583b141eda45f31520

SHA512
398a4062b818e01d3d430afe0aecb88b3d50153036e72f906021c0c7cf20eba7b956dd0d1f818b219878a140eb58c1acd3b7a3879d2d1baa5e279f3608f03057

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

Filesize
16B

MD5
18e723571b00fb1694a3bad6c78e4054

SHA1
afcc0ef32d46fe59e0483f9a3c891d3034d12f32

SHA256
8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

SHA512
43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp2829.tmp

Filesize
1KB

MD5
bc148af0dcf889f173190c742c54182e

SHA1
285afa2c2a266ab252a0a93b0d2a661560b6b9a7

SHA256
e6b2d069e794e6e3ad1ccd340aef2fc7f2b2abbef12267a4302108c1462b55d9

SHA512
4aefb443d0dd57f98da421069eef4b1175772ec24505ec86fc652b7f1006d7188824fcd2d593ae727ee516e49f1a68a8c7381aebff62994d8848175541362cad

Download Submit
memory/2928-3-0x0000000000600000-0x0000000000618000-memory.dmp

Filesize
96KB

Download
memory/2928-6-0x0000000004E70000-0x0000000004ED8000-memory.dmp

Filesize
416KB

Download
memory/2928-5-0x0000000000650000-0x0000000000666000-memory.dmp

Filesize
88KB

Download
memory/2928-14-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2928-4-0x0000000000640000-0x000000000064E000-memory.dmp

Filesize
56KB

Download
memory/2928-0-0x0000000073C4E000-0x0000000073C4F000-memory.dmp

Filesize
4KB

Download
memory/2928-2-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2928-1-0x0000000000380000-0x000000000045C000-memory.dmp

Filesize
880KB

Download