ad784c32233d6c6fa691aaa6bb61aaf582cce25f12f624ec1f3a2f7653126bcb

Resubmissions

18/03/2023, 20:10

230318-yx5xgafg2t 10

18/03/2023, 20:06

230318-yvemhaff9v 3

Analysis

max time kernel
34s
max time network
155s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
18/03/2023, 20:06

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General

Target

loquendo.rar
Size

187.9MB
MD5

1f2be91b407d6546cf2e0b5e8725ec9d
SHA1

3c24241acef37e67a4d2741d7acd991a3e2068dc
SHA256

ad784c32233d6c6fa691aaa6bb61aaf582cce25f12f624ec1f3a2f7653126bcb
SHA512

d7cf250a9ff3de6b91d8e5d844d992c9317dd9bb4c70913d730ec2ae226e0d2a49d2edbc05e97c698ded85a8c581749b497b7dc7a926886551698344987dac7a
SSDEEP

3145728:5jKMRFuLj0owWdGbnXuygTQ0u3BomrCgDVnqSyI68gLRacLWKXVYqCDXesUi0JPW:Qj0ownj7cPUBoPgxuIQat4SqungMAV+X

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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 registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
112	chrome.exe
112	chrome.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1540	rundll32.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe
Token: SeShutdownPrivilege	112	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe
112	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 1540	1968	cmd.exe	28
PID 1968 wrote to memory of 1540	1968	cmd.exe	28
PID 1968 wrote to memory of 1540	1968	cmd.exe	28
PID 112 wrote to memory of 388	112	chrome.exe	30
PID 112 wrote to memory of 388	112	chrome.exe	30
PID 112 wrote to memory of 388	112	chrome.exe	30
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1892	112	chrome.exe	32
PID 112 wrote to memory of 1888	112	chrome.exe	33
PID 112 wrote to memory of 1888	112	chrome.exe	33
PID 112 wrote to memory of 1888	112	chrome.exe	33
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34
PID 112 wrote to memory of 440	112	chrome.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\loquendo.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\loquendo.rar
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1540

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:112
- 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,0x7fefb0e9758,0x7fefb0e9768,0x7fefb0e9778
  2⤵
  PID:388
- 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=1188 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:2
  2⤵
  PID:1892
- 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=1536 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:8
  2⤵
  PID:1888
- 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=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:8
  2⤵
  PID:440
- 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=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2308 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:1
  2⤵
  PID:1928
- 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=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2276 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:1
  2⤵
  PID:1524
- 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=1416 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:2
  2⤵
  PID:1996
- 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3660 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:1
  2⤵
  PID:2084
- 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=3872 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:8
  2⤵
  PID:2108
- 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=4012 --field-trial-handle=1228,i,15466967682048220144,336167591811494303,131072 /prefetch:8
  2⤵
  PID:2156

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:1064

Network

MITRE ATT&CK Enterprise v6

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\568f43a0-4d85-436e-81ab-50c62341fc36.tmp

Filesize
4KB

MD5
b62d6c15e25eda93d4d66b1faffcbbd5

SHA1
63ba4d1e0c11391afa31278a8c977b3b2e78e94d

SHA256
f44ac15b782e308a5ac4c4633feeaed97372c0b333fe474715117c0ce8ee11f3

SHA512
0e90abf9b3728995ade3cdac1f13a24c073db6f982eba3ab633ac931de38849fef15df2494ade273b17b4dc0d3d57bc3a3f1a917d6f1feca76c623163925acfe

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

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Local Storage\leveldb\000004.dbtmp

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

Filesize
4KB

MD5
5f5a73dc29ff117ddcb3acc88af091dc

SHA1
bab084c9a056655372dc872465a6ec00c213fed5

SHA256
c050be7a0048cfde60d6b0267939fd66f772bef079ce1af897cea1acf76a2e98

SHA512
7c99125b2f470047f98058453071ae8c217e651fe3288e5bd2b188965d4b46e207f9dbc4c221d5768cc33c3be43ab147229144b1db2d666159cd235244cf9492

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

Filesize
4KB

MD5
ad673133534937cd2d891cee4925aba5

SHA1
7dc25528cc277a0ab4bbf1210d527c8586b6b81a

SHA256
c5eef01b65daafc82d9e73fc8bd39f42bd0eeb8a24c54932f91eae55ffc6cc07

SHA512
a6913c3e9cd4d29e375d8e3bd6fa5b71c0a3ba9dcbe6ccd7e43c84b842ccf952ca7204860bccc9e0eae232e58194ae17cb6a1d63d99a197a2e20826da6d0eea9

Download Submit