hxxp://smtplink[.]usssa[.]com/ls/ click?upn= WSslNwXrfTzmOiygdbhyJ- 2BPVqH3chGjhvFAtaAarq2WLEVJIOM 36STmSQKqXf36IkIzO8MIL- 2F78yyx1LT0FtLFf01C8gxMzR9ClAf O5qLHI-3DQh01_ ClnnJPpaNMB6ZImbSo25OC284P4npw ENDWmxliDM4CctIImJ1WvdQJYPGwH2 ZnFRqykrw2SUWWWHhbQtSpofLcEC2M 2JkAyw8AgkEaRF87G- 2BKHiCBNAAFP10LSbP- 2BqUiq6BebmArj4genpir4qeM- 2B4k4BabPR0ZcCNgQiesqzaoWp097i TRuHWq9F3oBw9fKUHHSZjeEWrs8zPc Npoa5UQ-3D-3D

Analysis

max time kernel
1800s
max time network
1692s
platform
windows10-1703_x64
resource
win10-20230915-en
resource tags

arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
submitted
09/10/2023, 16:51

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General

Target

http://smtplink.usssa.com/ls/ click?upn= WSslNwXrfTzmOiygdbhyJ- 2BPVqH3chGjhvFAtaAarq2WLEVJIOM 36STmSQKqXf36IkIzO8MIL- 2F78yyx1LT0FtLFf01C8gxMzR9ClAf O5qLHI-3DQh01_ ClnnJPpaNMB6ZImbSo25OC284P4npw ENDWmxliDM4CctIImJ1WvdQJYPGwH2 ZnFRqykrw2SUWWWHhbQtSpofLcEC2M 2JkAyw8AgkEaRF87G- 2BKHiCBNAAFP10LSbP- 2BqUiq6BebmArj4genpir4qeM- 2B4k4BabPR0ZcCNgQiesqzaoWp097i TRuHWq9F3oBw9fKUHHSZjeEWrs8zPc Npoa5UQ-3D-3D

Score

1^/10

Malware Config

Signatures

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

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133413439056205142"	chrome.exe
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3460	chrome.exe
3460	chrome.exe
2992	chrome.exe
2992	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
3460	chrome.exe
3460	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe
Token: SeShutdownPrivilege	3460	chrome.exe
Token: SeCreatePagefilePrivilege	3460	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe
3460	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3460 wrote to memory of 4348	3460	chrome.exe	19
PID 3460 wrote to memory of 4348	3460	chrome.exe	19
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 660	3460	chrome.exe	76
PID 3460 wrote to memory of 1336	3460	chrome.exe	72
PID 3460 wrote to memory of 1336	3460	chrome.exe	72
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73
PID 3460 wrote to memory of 4340	3460	chrome.exe	73

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://smtplink.usssa.com/ls/ click?upn= WSslNwXrfTzmOiygdbhyJ- 2BPVqH3chGjhvFAtaAarq2WLEVJIOM 36STmSQKqXf36IkIzO8MIL- 2F78yyx1LT0FtLFf01C8gxMzR9ClAf O5qLHI-3DQh01_ ClnnJPpaNMB6ZImbSo25OC284P4npw ENDWmxliDM4CctIImJ1WvdQJYPGwH2 ZnFRqykrw2SUWWWHhbQtSpofLcEC2M 2JkAyw8AgkEaRF87G- 2BKHiCBNAAFP10LSbP- 2BqUiq6BebmArj4genpir4qeM- 2B4k4BabPR0ZcCNgQiesqzaoWp097i TRuHWq9F3oBw9fKUHHSZjeEWrs8zPc Npoa5UQ-3D-3D
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3460
- 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffabf269758,0x7ffabf269768,0x7ffabf269778
  2⤵
  PID:4348
- 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=1768 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:8
  2⤵
  PID:1336
- 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=2072 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:8
  2⤵
  PID:4340
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2780 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:1
  2⤵
  PID:832
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=2648 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:1
  2⤵
  PID:4384
- 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=1524 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:2
  2⤵
  PID:660
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4080 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:8
  2⤵
  PID:3264
- 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=4188 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:8
  2⤵
  PID:5104
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=164 --field-trial-handle=1844,i,7461993622247930137,10904920600197263830,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2992

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:404

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\Default\Preferences

Filesize
5KB

MD5
c36f00f7dc095ebda357b2e25cda5591

SHA1
e72ef16fab23741d7458cb47d14b9bc126889d40

SHA256
c0f09ac2a1f1efa2ededb44b198ff2a05cc93fbbcc7b23cbbd992c60d18b354e

SHA512
4f63290793f481e0cc8ea84c9be93603a7e7ba4c038fa7119892087cbafeca9f1cfdf3ecad616e20af05b2ad6c9b67837d19cb81f7ae9f05a87e01834b48fd74

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

Filesize
6KB

MD5
efb615b12b9958bace5185ddea05fd5f

SHA1
845a6369e426ae7214e40f4c9d97d1e4193b7c8c

SHA256
28752ab2b6ced1c30f071494e999883ae9064c7e50411266ac997d552ca35ab1

SHA512
86d2780360bb5da3c01a8f4226904a90c1060cf3f6a2722e8a8a69d0f4bf1037a33860c9ba230d0f5d50a54a6ab04d25f3aa4dc76863676b95ab1150bfc84d14

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

Filesize
5KB

MD5
261322e9888fc2ea587932572da4ddba

SHA1
d43aa1aecf69ba158d24fc8fa32a3b82025be9ed

SHA256
44d7d1ebb06df2009b9f473e2a3671bb67389a2d9ef20e5775b46b639da732cd

SHA512
0fbbced3bc494d7d790fc53350d66fcebdc685c34b5ad4ef98e74f80578c72f27c6f1ec6f6fb0c2c4b313ada8cc8d81e61f81b2cfcbe99b515e8b83265ff3fcb

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
101KB

MD5
5532a61ed0a50011d6a6e85c8a679c51

SHA1
c49a7db762f1c69a879fc0e1c5feb2fcca5aae81

SHA256
397cecfd8e7f597556035516ae5a5ee020215a15c1cd151bc08163f2540977d9

SHA512
730ee5e22c3e9ef06407ecb7797ac03e9c74669c6e494becba9e01b85f1689e24aacaeb2e262ca9ff2457cf7edfce48d2aa12a16a60ca1c5d7bd3ad0fbf0441e

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit