dabb83dc8b5700dcd8458558d945e71145bf83564c58b020d913f7929289a214

Resubmissions

23/03/2023, 17:55

230323-whn93abc2w 3

23/03/2023, 17:50

23/03/2023, 17:45

23/03/2023, 17:43

23/03/2023, 17:41

Analysis

max time kernel
68s
max time network
66s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
23/03/2023, 17:43

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General

Target

Solicitar Cotización.rar
Size

718KB
MD5

8d8f2fc8051dbb1143da9700013bd4d7
SHA1

6bc659f9d097cac792f029f28761df88a954d822
SHA256

dabb83dc8b5700dcd8458558d945e71145bf83564c58b020d913f7929289a214
SHA512

c02dd3377a78671efaaaed7d648625b94aa168931ca85f906682da0f614e26097ac91460b08fa58cfbc07d00b36e61aa0f60e0acdd65d98fdda18f9ffdea187d
SSDEEP

12288:EXftIvcf1jC0uYfFZ3ZmMhNRqBck38lxrgx9fkq9upf/ZpOX0xK6xiPu:cfSv+O0uY8MBKAgx1uZOMLN

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

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\.rar	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\.rar\ = "rar_auto_file"	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\rar_auto_file\shell\Read	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\rar_auto_file\shell\Read\command	OpenWith.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\rar_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\Reader\\AcroRd32.exe\" \"%1\""	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\rar_auto_file	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-3346939869-2835594282-3775165920-1000_Classes\rar_auto_file\shell	OpenWith.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
4144	OpenWith.exe
4868	7zFM.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	4868	7zFM.exe
Token: 35	4868	7zFM.exe

Suspicious use of SetWindowsHookEx 31 IoCs

pid	Process
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4144	OpenWith.exe
4932	AcroRd32.exe
4932	AcroRd32.exe
4932	AcroRd32.exe
4932	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 4932	4144	OpenWith.exe	68
PID 4144 wrote to memory of 4932	4144	OpenWith.exe	68
PID 4144 wrote to memory of 4932	4144	OpenWith.exe	68
PID 4932 wrote to memory of 4752	4932	AcroRd32.exe	71
PID 4932 wrote to memory of 4752	4932	AcroRd32.exe	71
PID 4932 wrote to memory of 4752	4932	AcroRd32.exe	71
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 1208	4752	RdrCEF.exe	72
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73
PID 4752 wrote to memory of 4080	4752	RdrCEF.exe	73

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Solicitar Cotización.rar"
1⤵
- Modifies registry class
PID:3664

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4144
- 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\Solicitar Cotización.rar"
  2⤵
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4932
- - 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
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4752
  - - 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=0DE459600CFD125813E3BD4C6A476918 --mojo-platform-channel-handle=1620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:1208
  - - 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=020BA3959A6ACA33EE98B15CBB89D085 --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=020BA3959A6ACA33EE98B15CBB89D085 --renderer-client-id=2 --mojo-platform-channel-handle=1632 --allow-no-sandbox-job /prefetch:1
      4⤵
      PID:4080
  - - 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=DEE7B28CF1C9F51BE1AD4D9E89F62704 --mojo-platform-channel-handle=2208 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:3772

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4868

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3272

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

Windows 7 deprecation

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