kutaki | hxxp://dydeabad[.]in/indus

Analysis

max time kernel
16s
max time network
44s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
25-05-2023 02:54

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General

Target

http://dydeabad.in/indus

Score

10^/10

kutaki keylogger stealer

Malware Config

Extracted

Family

kutaki

http://treysbeatend.com/laptop/squared.php

http://terebinnahicc.club/sec/kool.txt

Signatures

Kutaki
Information stealer and keylogger that hides inside legitimate Visual Basic applications.
stealer keylogger kutaki

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chrome.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

chrome.exe

pid process

520 chrome.exe
520 chrome.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe
Token: SeShutdownPrivilege	520	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

Processes:

chrome.exe

pid	process
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

Processes:

chrome.exe

pid	process
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe
520	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	process	target process
PID 520 wrote to memory of 1436	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1436	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1436	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1936	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 876	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 876	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 876	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe
PID 520 wrote to memory of 1516	520	chrome.exe	chrome.exe

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" http://dydeabad.in/indus
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:520
- 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,0x7fefb169758,0x7fefb169768,0x7fefb169778
  2⤵
  PID:1436
- 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=1140 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:2
  2⤵
  PID:1936
- 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=1628 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:8
  2⤵
  PID:1516
- 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=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:8
  2⤵
  PID:876
- 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=2232 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:1
  2⤵
  PID:392
- 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=2336 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:1
  2⤵
  PID:1336
- 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=3572 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:2
  2⤵
  PID:1612
- 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=1456 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:1
  2⤵
  PID:2136
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4252 --field-trial-handle=1240,i,17135630443083306313,5587808746500637356,131072 /prefetch:8
  2⤵
  PID:2304

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:1260

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x428
1⤵
PID:2448

C:\Users\Admin\AppData\Local\Temp\Temp1_Invoice_2505.zip\Invoice_2505.cmd
"C:\Users\Admin\AppData\Local\Temp\Temp1_Invoice_2505.zip\Invoice_2505.cmd"
1⤵
PID:2572
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
  2⤵
  PID:2588
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe"
  2⤵
  PID:2628

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\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\Preferences

Filesize
4KB

MD5
2ff7b0aa22ced6edde40d6692e1f0cab

SHA1
2f68079b6c5a6ebab0cc03ef5611a6c8a7877de8

SHA256
60969c82ee6adaf7eac7d56566a1ea998289e26b393e90130a5070e563bc8ae9

SHA512
ab5ef541b3d2f9482f28912bf9a1676669a493bfb266611dabbc91fca8a15886542b703fcd5a370273fc1e83286770921ada85d8bb6d7f48c698f3b37a2e9813

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe

Filesize
2.4MB

MD5
a8f0d2b85e0c077a27bbe9b6c814716f

SHA1
2da8049841af9719ef1f076b4815cea1d85f81f6

SHA256
8e23a23412468de86e3bf6bc883fa14102e30d6d452a656a578c3a500aac76a2

SHA512
ec399e52f75731d5ef588d30242f639399f7e92be78e923c3328a0331d797db4ecd952684dffd229df6eb3652bc215eb8af2136234f89b328f621dedfafc0f17

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe

Filesize
2.4MB

MD5
a8f0d2b85e0c077a27bbe9b6c814716f

SHA1
2da8049841af9719ef1f076b4815cea1d85f81f6

SHA256
8e23a23412468de86e3bf6bc883fa14102e30d6d452a656a578c3a500aac76a2

SHA512
ec399e52f75731d5ef588d30242f639399f7e92be78e923c3328a0331d797db4ecd952684dffd229df6eb3652bc215eb8af2136234f89b328f621dedfafc0f17

Download Submit
\??\pipe\crashpad_520_KDTOGIMBVEZYPFWU

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe

Filesize
2.4MB

MD5
a8f0d2b85e0c077a27bbe9b6c814716f

SHA1
2da8049841af9719ef1f076b4815cea1d85f81f6

SHA256
8e23a23412468de86e3bf6bc883fa14102e30d6d452a656a578c3a500aac76a2

SHA512
ec399e52f75731d5ef588d30242f639399f7e92be78e923c3328a0331d797db4ecd952684dffd229df6eb3652bc215eb8af2136234f89b328f621dedfafc0f17

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tzrznpfk.exe

Filesize
2.4MB

MD5
a8f0d2b85e0c077a27bbe9b6c814716f

SHA1
2da8049841af9719ef1f076b4815cea1d85f81f6

SHA256
8e23a23412468de86e3bf6bc883fa14102e30d6d452a656a578c3a500aac76a2

SHA512
ec399e52f75731d5ef588d30242f639399f7e92be78e923c3328a0331d797db4ecd952684dffd229df6eb3652bc215eb8af2136234f89b328f621dedfafc0f17

Download Submit