c2b77e9d3f95c489154eb0faf04e92fc833246d3188ea9b1b36791513312ac71

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
16/11/2023, 16:29

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General

Target

Not 28005122000190.pdf
Size

166KB
MD5

eb6a5b1057880e7f3af503a70230eb1d
SHA1

c694ad1adc4f8c3201e2a19f8d3a0e8a30e365bb
SHA256

c2b77e9d3f95c489154eb0faf04e92fc833246d3188ea9b1b36791513312ac71
SHA512

2f412ed2200d79374fb4debb972e654448eb8053854ab3b23a4bba3bf054e6e32893f9d30fbce493892e172428d8e5ccb4e7a56ceeab871c26a0640c08091e61
SSDEEP

3072:uG8rfZkexfsYLgZ5BgepbR2EyYQ4C3kSgygLuaGHEmoWveuJfMM2s:SrfZtsY8Z56eZlyY2kS6T5omwfMe

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-1-5-21-1114462139-3090196418-29517368-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe
3592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3592 wrote to memory of 2368	3592	AcroRd32.exe	94
PID 3592 wrote to memory of 2368	3592	AcroRd32.exe	94
PID 3592 wrote to memory of 2368	3592	AcroRd32.exe	94
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 4356	2368	RdrCEF.exe	97
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98
PID 2368 wrote to memory of 2616	2368	RdrCEF.exe	98

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\Not 28005122000190.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:3592
- 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:2368
- - 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=D85DE53F029C79B41A5D156B2431BAB1 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4356
- - 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=C9F5624CCDA9F03D5F1ED6A71EFB4AAA --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=4 --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=C9F5624CCDA9F03D5F1ED6A71EFB4AAA --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2616
- - 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=77C38156B89DFB26F39CCF4EFD58361D --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=4 --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=77C38156B89DFB26F39CCF4EFD58361D --renderer-client-id=4 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4224
- - 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=FE524E0CF4F7DBEED748984FA8277EDD --mojo-platform-channel-handle=2216 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:808
- - 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=11FE6AA48FE7C764A05EC4AE671835D9 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892
- - 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=1084E21509EE64864AB7B985CC1C1D11 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
64KB

MD5
04636606eb6bdc484bf302ca16c18ce6

SHA1
3a2e66d29e4cedddda9d37d4c1466b5fec778f4a

SHA256
588866e9db0a748f8cb9fbfe302fc6e2efce37e301725a4efb575b4fa96b94e7

SHA512
cbb3622e47606e9f6ce17eaa31386fd9b7e1d72299f6d8aaeb79ade74f851dc652131c95bff1218b9430dbbacef81fa576ff4957068178c8acf4b481027d1007

Download Submit
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