Analysis
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max time kernel
33s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-10-2024 18:18
Behavioral task
behavioral1
Sample
EMANNN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
EMANNN.exe
Resource
win10v2004-20241007-en
General
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Target
EMANNN.exe
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Size
55KB
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MD5
6bc49cb82d9f92f4a70cf4c84265c26f
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SHA1
87f69c48c84f9a701b6800762c69c95dfd181273
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SHA256
925364c585429e6ae064c4db9c7bf30db036debed7b1f403efc60ea6990da4bf
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SHA512
3d1f055ec378e244c239debc9832bbd6f56a1b3cb27fa009380a728e769ad870272d90cc940d269a3f985c333380b43eedb4c5d1fbe8be57bd67749bc9419d0c
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SSDEEP
1536:k+mIDn/NOryWhI0DtwsNMDmXExI3pmjm:SIDnE+v0DtwsNMDmXExI3pm
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2616 cmd.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f53a2de487461812859f1781af27b20d.exe EMANNN.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f53a2de487461812859f1781af27b20d.exe EMANNN.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\f53a2de487461812859f1781af27b20d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\EMANNN.exe\" .." EMANNN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\f53a2de487461812859f1781af27b20d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\EMANNN.exe\" .." EMANNN.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EMANNN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2616 cmd.exe 2744 PING.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
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 -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2744 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1928 chrome.exe 1928 chrome.exe -
Suspicious use of AdjustPrivilegeToken 53 IoCs
description pid Process Token: SeDebugPrivilege 320 EMANNN.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: 33 320 EMANNN.exe Token: SeIncBasePriorityPrivilege 320 EMANNN.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: 33 320 EMANNN.exe Token: SeIncBasePriorityPrivilege 320 EMANNN.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe Token: SeShutdownPrivilege 1928 chrome.exe -
Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe 1928 chrome.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1928 wrote to memory of 1704 1928 chrome.exe 31 PID 1928 wrote to memory of 1704 1928 chrome.exe 31 PID 1928 wrote to memory of 1704 1928 chrome.exe 31 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2384 1928 chrome.exe 33 PID 1928 wrote to memory of 2652 1928 chrome.exe 34 PID 1928 wrote to memory of 2652 1928 chrome.exe 34 PID 1928 wrote to memory of 2652 1928 chrome.exe 34 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35 PID 1928 wrote to memory of 1624 1928 chrome.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\EMANNN.exe"C:\Users\Admin\AppData\Local\Temp\EMANNN.exe"1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:320 -
C:\Windows\SysWOW64\schtasks.exeschtasks /delete /tn CleanSweepCheck /f2⤵
- System Location Discovery: System Language Discovery
PID:1672
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C:\Windows\SysWOW64\cmd.execmd.exe /c ping 0 -n 2 & del "C:\Users\Admin\AppData\Local\Temp\EMANNN.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2616 -
C:\Windows\SysWOW64\PING.EXEping 0 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2744
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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:1928 -
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,0x7fefaec9758,0x7fefaec9768,0x7fefaec97782⤵PID:1704
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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=1192 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:22⤵PID:2384
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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=1532 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:2652
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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=1624 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:1624
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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=2284 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:12⤵PID:2344
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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=2296 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:12⤵PID:1472
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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=1440 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:22⤵PID:584
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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=1432 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:12⤵PID:2204
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3324 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:2328
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3080 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:1072
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3628 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:2596
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3852 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:1936
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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=2824 --field-trial-handle=1332,i,9755490034395616860,6209982669773475762,131072 /prefetch:82⤵PID:2556
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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:1572
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
264KB
MD5f50f89a0a91564d0b8a211f8921aa7de
SHA1112403a17dd69d5b9018b8cede023cb3b54eab7d
SHA256b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
SHA512bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58
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Filesize
4KB
MD5cd1bf169833e653c01c112e62d80fbe3
SHA1018f04efb02b08e14c7774fe302312a641a52a3f
SHA256db0a2d5d8d91c68069d0a1fc6d84c51ae94f04f9d625baef2f0c99b372a7af8e
SHA512f8c25f8469b7b6c0d73f2aaa6d6df340691097b115804397b35b4787bcc7472f34b9b4b2a2c14a50df4eef88bbb95eb612bf7a787e4a2df1654536da03edabb7
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Filesize
4KB
MD57c2d093f7b2d834ec68ae000c4d5b6fd
SHA1515040e2c1e0d13e0128a8c3e911350e8b507f06
SHA256ffb92655a7f7b239a6ed6537925621130cfcf2e157175ef6e780fb26c74b0c72
SHA5129ddec118b13470ab26f4e2646663a3de781a75ed52b3303826d7c7e0641314cd7b852683571fd424acf800c29f1fc60ca1a11433b2742dfdd9fbfc9237092b79
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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000007.dbtmp
Filesize16B
MD518e723571b00fb1694a3bad6c78e4054
SHA1afcc0ef32d46fe59e0483f9a3c891d3034d12f32
SHA2568af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa
SHA51243bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2