377ac497bdeb20e13ea84ca1eab709946535b77d4231007a7646509386a4af33

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20-02-2024 15:03

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General

Target

MBSetup.exe
Size

2.5MB
MD5

7ce024e6e2248ee891248469894d8a9c
SHA1

13db96c5e8d67b7f1141d22567741cd45d659c1a
SHA256

377ac497bdeb20e13ea84ca1eab709946535b77d4231007a7646509386a4af33
SHA512

ce5b6e7b7da5d3d00ad1df64006c24c291e24cb63e855855375e52e7a18ea7b3d283fababb79046a59533bcd80d8c18f604d9ace64af7e712f18020e5b351eff
SSDEEP

49152:YXrcUh6gxrxD0Xc3StQyfvE0Z3R0nxiIq2ddIAuSF:4rNRxrxA6KtQRq2SSF

Score

8^/10

discovery

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\mbamtestfile.dat	MBSetup.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	MBSetup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	MBSetup.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\mbamtestfile.dat	MBSetup.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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2508	MBSetup.exe
2744	chrome.exe
2744	chrome.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2744	chrome.exe
Token: SeShutdownPrivilege	2744	chrome.exe
Token: SeShutdownPrivilege	2744	chrome.exe
Token: SeShutdownPrivilege	2744	chrome.exe
Token: SeShutdownPrivilege	2744	chrome.exe
Token: SeShutdownPrivilege	2744	chrome.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe
2744	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2776	2744	chrome.exe	30
PID 2744 wrote to memory of 2776	2744	chrome.exe	30
PID 2744 wrote to memory of 2776	2744	chrome.exe	30
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 2968	2744	chrome.exe	31
PID 2744 wrote to memory of 3000	2744	chrome.exe	32
PID 2744 wrote to memory of 3000	2744	chrome.exe	32
PID 2744 wrote to memory of 3000	2744	chrome.exe	32
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33
PID 2744 wrote to memory of 2072	2744	chrome.exe	33

C:\Users\Admin\AppData\Local\Temp\MBSetup.exe
"C:\Users\Admin\AppData\Local\Temp\MBSetup.exe"
1⤵
- Drops file in Drivers directory
- Checks BIOS information in registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
PID:2508

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:2744
- 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,0x7fef71d9758,0x7fef71d9768,0x7fef71d9778
  2⤵
  PID:2776
- 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=1184 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:2
  2⤵
  PID:2968
- 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=1504 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:8
  2⤵
  PID:3000
- 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=1588 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:8
  2⤵
  PID:2072
- 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=2172 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:1
  2⤵
  PID:1636
- 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=2372 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:1
  2⤵
  PID:2580
- 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=1472 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:2
  2⤵
  PID:1472
- 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=1300 --field-trial-handle=1304,i,14170962325871680575,17304178417053058751,131072 /prefetch:1
  2⤵
  PID:2256

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:2956

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\17a170f3-647f-4e87-b2e5-e197ab45bc71.tmp

Filesize
240KB

MD5
e0ad37002b7def293f95d4450fb97c0d

SHA1
900c1ea91956958e4338e397a3d5e84ec94ee257

SHA256
1f03eb93688efad097ee1c1b47bf60233592a5621d7d353d5414cacde2a2f955

SHA512
e1ec557c68ff0d9f84198ce759fc9c63ca27d617dbb77c3dc7bb9833f7f1a3b7ce5dcb1c95e9229c7c7419fe02e7e5ed3d6ffd0f1bf1d74680bb6cd0e12accdd

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

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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\Temp\Cab10A6.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar10B8.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2508-40-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download