1df46f947a1bfab620d36318274e1d3ed79299f81249491c7ac49489a0a9b4ed

Resubmissions

29/03/2023, 07:57

230329-jtqaaaha41 1

27/03/2023, 12:28

230327-pndxysfd9w 1

Analysis

max time kernel
137s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2023, 12:28

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General

Target

CNTHWY1.zip
Size

238B
MD5

9d142c42bdab91ab3c1acb639d0f353f
SHA1

baeeb905df8e50aa72d67d20e9ae289692fc401a
SHA256

1df46f947a1bfab620d36318274e1d3ed79299f81249491c7ac49489a0a9b4ed
SHA512

22cc601657cf391da97d7e86bd76bf0eeadabcf35d6b96a25f69a8856ce2cfbb88b68bb410f1da7fa4227fd69cf66f5d343b186f4ccffaf55faf89f5a6873862

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeRestorePrivilege	2708	7zG.exe
Token: 35	2708	7zG.exe
Token: SeSecurityPrivilege	2708	7zG.exe
Token: SeSecurityPrivilege	2708	7zG.exe
Token: SeRestorePrivilege	1560	7zG.exe
Token: 35	1560	7zG.exe
Token: SeSecurityPrivilege	1560	7zG.exe
Token: SeSecurityPrivilege	1560	7zG.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2708	7zG.exe
1560	7zG.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe
2156	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 4972	2156	AcroRd32.exe	99
PID 2156 wrote to memory of 4972	2156	AcroRd32.exe	99
PID 2156 wrote to memory of 4972	2156	AcroRd32.exe	99
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 788	4972	RdrCEF.exe	100
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101
PID 4972 wrote to memory of 4908	4972	RdrCEF.exe	101

C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\CNTHWY1.zip
1⤵
PID:452

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4484

C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Local\Temp\CNTHWY1\" -spe -an -ai#7zMap20989:94:7zEvent24149
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2708

C:\Program Files\7-Zip\7zG.exe
"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\AppData\Local\Temp\CNTHWY1\CNTHWY1\" -spe -an -ai#7zMap24858:110:7zEvent24280
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1560

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\CNTHWY1\CNTHWY1\CNTHWY1.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4972
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EF27D4DF0B2E13FDED74515BE59DC259 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:788
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=8E827E904CD1AFF346483B7544757E4A --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=8E827E904CD1AFF346483B7544757E4A --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4908
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=AA2766BACD714287C82B46A837806A7D --mojo-platform-channel-handle=2196 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3236
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=488CA18A7CE7851A9B505CE7EC2F2A48 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3296
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EAA3C719F238C448BE5100E00398A9E7 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1784

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

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\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
8487f0f45a63191a4a0b35c3d0e5f03d

SHA1
f01f81914490050a977d5fc840e0412d63ed4c9b

SHA256
4fb9f7a5fbffb705ea599a06de126d7fb2e0bb17941c0625a39ac9b90e3b61d3

SHA512
cf3d9069c06da543b5486827e4936f3cdeaaa9adb58bd60887be8720efef96e588e4a32184526ed80296ad21b801234e70d2694e128c69d80a6cf2c0d32a7beb

Download Submit
C:\Users\Admin\AppData\Local\Temp\CNTHWY1\CNTHWY1.zip

Filesize
207B

MD5
287f153a60368ef10e09c7dfe1a68fc1

SHA1
ec5e14a69c4d3521fe98a04e6af3a6a3f51d1515

SHA256
dccf3c7908dd5e5a43f9c4eee080f93557034b0953b37fb15021f2146e6ace8c

SHA512
d36b113d4e84e3b954c899ebf7ead059dbac2429077246f30af15bff6325ec01f0bbe576b03271e5312d3c805ffb456543af5228ff96b5c3bd8ad88f3a810863

Download Submit
C:\Users\Admin\AppData\Local\Temp\CNTHWY1\CNTHWY1\CNTHWY1.pdf

Filesize
32KB

MD5
97724736c7f7dccddef00bcdf0a5a391

SHA1
7f15667e8578ff8f83996e9230fca0c8eb5ee890

SHA256
242c2c65cd257419fbf275164496ae24c7a7534fe7c33216ba992f9d18954963

SHA512
98f22ad7f632e7873112b06fa2403f31da9a2028b017dd67b19c66c71d539994165f1f5e280901e5a600576391728c95c23dbd745950e2ef5159ec3897bf5fbb

Download Submit