79adfec8a9ce3e16e230f30c0c43a7429f1ac2ae9bbb7684cc1454a616bd4b20

Analysis

max time kernel
164s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2024, 04:04

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General

Target

3fd9cb692d0391d53641c1acfda8af9f.exe
Size

27KB
MD5

3fd9cb692d0391d53641c1acfda8af9f
SHA1

e77c4b8135795c61a315f99aba729f3e5bfb10ab
SHA256

79adfec8a9ce3e16e230f30c0c43a7429f1ac2ae9bbb7684cc1454a616bd4b20
SHA512

9ead28198f65c563a6a0b9eaf6e7492a9fa6bf71d5020fc805f154036a6fc705b0aa05c46ee9d0e1355b0984eccbd246b7829dbfe05c5301f1aee4babcceb1e1
SSDEEP

768:wVQySwIb0aVI2DWzxxozajK5KTKktcKtL8U0/Z:yotbVI2D8k36KkZ9e

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A9260CCB-B2B6-7B3B-D778-C92DBC5AEE18}	3fd9cb692d0391d53641c1acfda8af9f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A9260CCB-B2B6-7B3B-D778-C92DBC5AEE18}\StubPath = "C:\\Windows\\system32\\server.exe"	3fd9cb692d0391d53641c1acfda8af9f.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2260	msedge.exe
2260	msedge.exe
4024	msedge.exe
4024	msedge.exe
1944	identity_helper.exe
1944	identity_helper.exe
408	msedge.exe
408	msedge.exe
408	msedge.exe
408	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe
4024	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3848 wrote to memory of 4024	3848	3fd9cb692d0391d53641c1acfda8af9f.exe	92
PID 3848 wrote to memory of 4024	3848	3fd9cb692d0391d53641c1acfda8af9f.exe	92
PID 4024 wrote to memory of 784	4024	msedge.exe	94
PID 4024 wrote to memory of 784	4024	msedge.exe	94
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2892	4024	msedge.exe	95
PID 4024 wrote to memory of 2260	4024	msedge.exe	96
PID 4024 wrote to memory of 2260	4024	msedge.exe	96
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97
PID 4024 wrote to memory of 3148	4024	msedge.exe	97

C:\Users\Admin\AppData\Local\Temp\3fd9cb692d0391d53641c1acfda8af9f.exe
"C:\Users\Admin\AppData\Local\Temp\3fd9cb692d0391d53641c1acfda8af9f.exe"
1⤵
- Modifies Installed Components in the registry
- Suspicious use of WriteProcessMemory
PID:3848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  C:\Users\Admin\AppData\Local\Temp\3fd9cb692d0391d53641c1acfda8af9f.exe
  2⤵
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:4024
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffca81746f8,0x7ffca8174708,0x7ffca8174718
    3⤵
    PID:784
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
    3⤵
    PID:2892
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2212 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2260
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2964 /prefetch:8
    3⤵
    PID:3148
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3472 /prefetch:1
    3⤵
    PID:5048
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3464 /prefetch:1
    3⤵
    PID:1228
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4656 /prefetch:1
    3⤵
    PID:3216
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4044 /prefetch:1
    3⤵
    PID:2080
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5184 /prefetch:1
    3⤵
    PID:4260
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5336 /prefetch:1
    3⤵
    PID:4160
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5840 /prefetch:1
    3⤵
    PID:1968
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5592 /prefetch:8
    3⤵
    PID:1868
- - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5592 /prefetch:8
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1944
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,4759930015788853334,9303048926131049795,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2776 /prefetch:2
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:408

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3848

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2948

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
efc9c7501d0a6db520763baad1e05ce8

SHA1
60b5e190124b54ff7234bb2e36071d9c8db8545f

SHA256
7af7b56e2f0a84ae008785726f3404eb9001baa4b5531d0d618c6bdcb05a3a7a

SHA512
bda611ddba56513a30295ea5ca8bc59e552154f860d13fed97201cdb81814dd6d1bca7deca6f8f58c9ae585d91e450f4383a365f80560f4b8e59a4c8b53c327d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
96ca090ecc37713249e7b82c6e9623e5

SHA1
c697c7b22d1d60f4d90f4da67484f034506f50ed

SHA256
49d4788d5afd5e55440ff71fcabd9ded9339f81854180c7b4188cd9097f65441

SHA512
25cb7bbc8f833b2ed15092bb08c2f4668253ddc5118a49112dc9e503469c4c863ebef59042c0e77cae4ba66f45bed19d4fc7aef2b4608da6aa34b12a2a9cb597

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
6451f46bb8ee5027adfebf38524f3b6d

SHA1
29fb8af336ead201209f0e89697d13324c4a9179

SHA256
2bc69555e619b2e318636581d78d9253d6ba469ffc3dfb7f7d92bffa94442e66

SHA512
4a0d55490953d15eb03c3327971139b5b9f68d69659a393ae0325bd9cbc7960832cefd3567825e55e85d58253128fa9e8ac4ef89e2a01500ae163446a0565d52

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

Filesize
24KB

MD5
121510c1483c9de9fdb590c20526ec0a

SHA1
96443a812fe4d3c522cfdbc9c95155e11939f4e2

SHA256
cf5d26bc399d0200a32080741e12f77d784a3117e6d58e07106e913f257aa46c

SHA512
b367741da9ab4e9a621ad663762bd9c459676e0fb1412e60f7068834cbd5c83b050608e33d5320e1b191be1d809fef48831e0f42b3ecabd38b24ec222576fa81

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
10KB

MD5
0797a33dda8c1e7dab3d2eb6e0138ada

SHA1
59c9e9c87d3b9cd025971f8918c1d4d903022ed0

SHA256
7e0e3191c685e607d596aa9efac4bee2040772a22f93ab135a0882a7081c28ba

SHA512
8faa4626df299b41ca02fbb300fc4134e98c6933fff44d0e92e1a9c91be986990c9ea436977b537a976be5e3d4a84b3e5e36e2b8e3b7ab233ffa0911c89f7a0f

Download Submit
memory/3848-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3848-2-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download