a6093cbc4b5468dbeb95bab267c08d6ee9f8a3ecda8440dfa0df86222e3525cc

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2024 03:52

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General

Target

ca69e5a8390dc4805d3711bde381e7da.pdf
Size

85KB
MD5

ca69e5a8390dc4805d3711bde381e7da
SHA1

7cdf72b6c4d3e5a6582a2c8460be7c59887a8fc1
SHA256

a6093cbc4b5468dbeb95bab267c08d6ee9f8a3ecda8440dfa0df86222e3525cc
SHA512

5ade278684d033f911ed4c2c93f6f55c5695a895e023afcaabca002fe519a0370328effb8b4da36b4798bc32922e7cc3cea4a3d887adba0ccd10244447c4cec3
SSDEEP

1536:2FQ38VBsWCAZAq/LbzX1n2gJigGqmKWGYKzvEbb3FgWapOtQHWpTFzywb/8s:yQ36BsyZAcLbpn2gJ7NaGYKLEb7FZtQ4

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe
3076	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 2288	3076	AcroRd32.exe	95
PID 3076 wrote to memory of 2288	3076	AcroRd32.exe	95
PID 3076 wrote to memory of 2288	3076	AcroRd32.exe	95
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 3220	2288	RdrCEF.exe	96
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97
PID 2288 wrote to memory of 1924	2288	RdrCEF.exe	97

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\ca69e5a8390dc4805d3711bde381e7da.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:3076
- 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:2288
- - 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=D0CF0DE45D3607A35A83AE6FF040AB9D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3220
- - 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=838FA6C213FF825276E6A2AD408E3ABF --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=838FA6C213FF825276E6A2AD408E3ABF --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1924
- - 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=EC030737AA3778C33845A59902962665 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1420
- - 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=E5F0ED5C05A8A5D89ED0B7A4C302231B --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2036
- - 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=7B1DCE4920EADCE43AEDFA94C683CCB9 --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=7B1DCE4920EADCE43AEDFA94C683CCB9 --renderer-client-id=6 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2204
- - 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=D9C545B2E72BA69DF0D24F649059C492 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2008

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3468

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
2c5ab577fd36587358aa45dd30235ee6

SHA1
79ee75a0eee4ffeb0f3eb01602299f914353e48e

SHA256
9e6f3743393a279e7792c3d53954858cf9e9375a6e9f8cb42d2aca0b7201acc6

SHA512
5a11172be21e9e190d6e550544a61e8fb921b0c4362fc446e353c999208bab1f4340ca7d696738d67d7affc5ea143abe902781a441c64f791512a1ac7b352137

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
memory/3076-28-0x000000000C7D0000-0x000000000C7F1000-memory.dmp

Filesize
132KB

Download