682aa2561c42eea98173fdc7bc9a6267c96f4bb8a924cb5c7d1745de63c3022c

Analysis

max time kernel
141s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
08/06/2023, 16:19

Sharing

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General

Target

annualredemption.pdf
Size

114KB
MD5

4e13e7fcabdaf12bc5fedfb5898fb657
SHA1

2bbfc206591e8f6e37c0a0e62660acc88429e6fe
SHA256

682aa2561c42eea98173fdc7bc9a6267c96f4bb8a924cb5c7d1745de63c3022c
SHA512

00a44ee65a9ea05b7104fd27da6b278073caafe89f43c8bef4f27217016e1a4a07f090261a34b36fdee77d17fc04d265ccb864a2414b14a3416eb48577b41d57
SSDEEP

1536:qJZN+bO0tTdofNGT/SPJ6uEryvMhiOKPeo8wkDm:OZNGO0BdaT+e

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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2660	2116	AcroRd32.exe	82
PID 2116 wrote to memory of 2660	2116	AcroRd32.exe	82
PID 2116 wrote to memory of 2660	2116	AcroRd32.exe	82
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 5056	2660	RdrCEF.exe	83
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84
PID 2660 wrote to memory of 4784	2660	RdrCEF.exe	84

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\annualredemption.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:2116
- 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:2660
- - 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=BC115231F7029457495A2A4D1816636D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5056
- - 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=233A34E5F34DB1C4FBCED64EACDB5FC1 --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=233A34E5F34DB1C4FBCED64EACDB5FC1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4784
- - 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=76C81E972BABCF1ACD98F919A7380D82 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1544
- - 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=16A1FFFE2DA2ED6253CBF9484F2EC235 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3500
- - 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=F6348DD7F6AD910BFA56E7229907E8B8 --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=F6348DD7F6AD910BFA56E7229907E8B8 --renderer-client-id=6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:324
- - 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=7B35E370DFEB10F7287D103939D9BFE7 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3772

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
cb6a2a0b382e9a30aefa1b06a6c72d80

SHA1
800721f21b15a02a9ca878b8385e218c30c152b2

SHA256
2fe186d26bbffe6f8595476a5a6e371b7325222e9252f4356c2a4c7a648b2255

SHA512
402ed2a0b00dab5bc7ded73a1942dfcaac265c029608334ceb31c62b02cf1732416ede0b26adc3ae6a31111920d8c33f80f511bd40ed1f4c47f985517f1c917b

Download Submit
memory/2116-164-0x0000000009E60000-0x0000000009E81000-memory.dmp

Filesize
132KB

Download