001f329a99a84175ebadb671170482baeef0338807e93f399825381e58807f37

Analysis

max time kernel
150s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2023, 15:14

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General

Target

[email protected]/0001202110250033.pdf
Size

350KB
MD5

89f98f4ae0285edc55fca7b56f75c46b
SHA1

4cc0d1bf2cdc28d9500d91bb31b19fe753af0106
SHA256

48064d925c3106cd19e33c7fee16d2459bd851fadbd4ea888f156b7705b9b25f
SHA512

0bc7b53c2fa55f6137cfcbce28d0de1ead02c2bd84ab62a5fb2177bb2945a67b9415c7df9b9466e6b4c98695ac64a302633333356855c0ea7c79ad0649f79353
SSDEEP

6144:NFqs9zWNCvNOrOUQ78yJUCJ+ukMKcSaN2j/94mwq+BtVS05OEYaQVXl0TlETO3:7qezumvj7sCkuOsN2L94myPVSGZ2B6Ec

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
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1876	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe
1876	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 3384	1876	AcroRd32.exe	85
PID 1876 wrote to memory of 3384	1876	AcroRd32.exe	85
PID 1876 wrote to memory of 3384	1876	AcroRd32.exe	85
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 1432	3384	RdrCEF.exe	86
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87
PID 3384 wrote to memory of 2828	3384	RdrCEF.exe	87

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\[email protected]\0001202110250033.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:1876
- 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:3384
- - 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=DCAAF034DAF87DC5B1B6418006BDA8B9 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1432
- - 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=91075DCD32C2496AFFEA28A5CFEBCC10 --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=91075DCD32C2496AFFEA28A5CFEBCC10 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2828
- - 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=F56402CD43164511CEEE70FC08D6CCDA --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4836
- - 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=9050DBB82A9434562E1AC5C41BB52039 --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=9050DBB82A9434562E1AC5C41BB52039 --renderer-client-id=5 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2068
- - 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=54E34D97984CE8243182DCE20A20BF4C --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4452
- - 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=75B279B56F63320317924DEC93F0B5EC --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2456

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1208

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
747ed2a39fe49a10a40ab89d5ea006fe

SHA1
9765a2b38345a80046c171f3a9ebff339d3be86f

SHA256
7bf2d3685b0eba45c930adb1699a5c00c91d0d189a1171bc96868948e5471d3e

SHA512
219bea4302cdc14ff0d89bc9c949b4b20fe2ce1984971b4fa99103825283f393c83dce04fddd70d53a6726096f2e5f19109cb6db748047d5aed80ab58dca58fe

Download Submit