ee0b13251953bed3f9823ec4a8a9dc3372d1bc06e5cebbe180eef6e22c669bc0

Analysis

max time kernel
153s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
13-06-2023 18:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Underwriting Conditional Approva6.pdf
Size

469KB
MD5

ea2de7a287b3432f0cbfb247838ccb22
SHA1

d2f40d383036bb22e43f55ac684e870fe048816b
SHA256

ee0b13251953bed3f9823ec4a8a9dc3372d1bc06e5cebbe180eef6e22c669bc0
SHA512

337c481909b9f52320309396e2bf99584adff6f6f5b7850e47449a12fd4a980be32bdce582e4a4c807e70bfb3e72f7c525aabcd01b1e70588f92a6a2f0aab484
SSDEEP

12288:SXCIfLoN6brZqmKYNRZxJNmW4muwEMw3QBHkhND:aCIfPOY3ZJmW4jMwgBEhND

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe
3996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 2436	3996	AcroRd32.exe	84
PID 3996 wrote to memory of 2436	3996	AcroRd32.exe	84
PID 3996 wrote to memory of 2436	3996	AcroRd32.exe	84
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4864	2436	RdrCEF.exe	85
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86
PID 2436 wrote to memory of 4324	2436	RdrCEF.exe	86

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\Underwriting Conditional Approva6.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3996
- 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:2436
- - 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=B1ECF0399F9A9B65E9AEFFAEC0E61296 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864
- - 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=D6852B205AB3F050AB65DF5E39837AC3 --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=D6852B205AB3F050AB65DF5E39837AC3 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4324
- - 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=BD74B6C543EB0952C70CAC9AC8338D5E --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1228
- - 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=1C18AEBEA12AF940CD5D06844792C7CD --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=1C18AEBEA12AF940CD5D06844792C7CD --renderer-client-id=5 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1648
- - 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=110E1D422D7DF753AC0A8ADA039FFBF2 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4272
- - 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=CE417F6F519E4572A6E6BF135D4EC59E --mojo-platform-channel-handle=2368 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2556

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2316

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

Loading Replay Monitor...

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
c4ff13054151428be823983b15b238a3

SHA1
3922f6e721a288be1395696cda47c0d9af327af4

SHA256
5402fe46d515bde7d45c89953dd4f6b25dd998f045bb248e92f694d543d50d8e

SHA512
ef2c8c3d1bc87195bb22bae2151233c614229e92945e4adb6ec7f7beddd628101fb9a9e17c815bed46849855f4a9e6e36a1bab3037aa1a1b0b58baace3027652

Download Submit