016e1e104d544612cd0be86ba47aa7c0dedb95fa59e9823e073bcdf77d335136

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20-03-2024 00:20

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General

Target

d7710f71c9eb1940fc226bc092b149f8.pdf
Size

86KB
MD5

d7710f71c9eb1940fc226bc092b149f8
SHA1

d9ff34a2e009788fd7d26245be83727e3589bb4d
SHA256

016e1e104d544612cd0be86ba47aa7c0dedb95fa59e9823e073bcdf77d335136
SHA512

43d4ba4f8fcff0ed5d7e7ad73fc6ce10dbbd8087a97a2e3d4e899ac35e592491e2bd69cf7e9a52f7029e0d9cdea9e93f0068777acafa228037c9af46ce10599f
SSDEEP

1536:JMX7CTFYcJ633BNNLTz1G4LnrlzXnNNMpWtUwIN4rG2sW8pO7sQs:KX7cEvXrlNNM/RqrG2/7O

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
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe
2084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2948	2084	AcroRd32.exe	93
PID 2084 wrote to memory of 2948	2084	AcroRd32.exe	93
PID 2084 wrote to memory of 2948	2084	AcroRd32.exe	93
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 2612	2948	RdrCEF.exe	94
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95
PID 2948 wrote to memory of 3100	2948	RdrCEF.exe	95

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\d7710f71c9eb1940fc226bc092b149f8.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:2084
- 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:2948
- - 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=05B047B847753B10A7F5CE1CA60441E8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2612
- - 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=6F9252D5DF89C6B27733B1FAACF96FE9 --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=6F9252D5DF89C6B27733B1FAACF96FE9 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3100
- - 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=3114EF54135A6229014E907A517E9CE9 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=9C42E1BF0F033A68E75E74060B6A0D15 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2448
- - 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=528029BD9D3CB108F497523ED7914914 --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=528029BD9D3CB108F497523ED7914914 --renderer-client-id=6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:440
- - 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=2F53325EFCD7A813F7CD5675545C4329 --mojo-platform-channel-handle=2836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1080

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
913c2cfdf26e1abf637775878245d495

SHA1
749417e8ce08786f599b558ba0130bb8bc7d0c52

SHA256
f53f89fc4ffb4820a323d02d5aaccf99aea010e62f332e15ad6450c163b30a22

SHA512
df20d07e513db261bae7ad561c90b6027f1e8cab1e6200e25a487b217822153a2b7898d1538a3091bd4b27d987e3098689bfd1f8557c553b91701193e0529caa

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