1d7ba9be6afaa11ac186038ba532d7abb855955f0c08c487fc7d83fd72f06247

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12-05-2024 19:40

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General

Target

1d7ba9be6afaa11ac186038ba532d7abb855955f0c08c487fc7d83fd72f06247.pdf
Size

281KB
MD5

7d5645ddd19219eaeae91d3c15c494b6
SHA1

0a1c71544a22a1fd04eff96e801a7f32df8d8863
SHA256

1d7ba9be6afaa11ac186038ba532d7abb855955f0c08c487fc7d83fd72f06247
SHA512

f5abbe280620eec1fcc644944cb56e21db20b6f56bdf28a50884ef027d23bd092346275ecd25a7504414cc13edeaccdce85f38242c1ed37ca7e64238529e8a63
SSDEEP

3072:bA4JU4tuy70sofUKMVXr8MkN+ro5lTS+WQp8Yvk/V0BqafHpd7NsjPPdHGq26O6h:bAg1nmfUKMh8Mka+W+bM90Bn5YnyadO+

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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4108	2656	AcroRd32.exe	88
PID 2656 wrote to memory of 4108	2656	AcroRd32.exe	88
PID 2656 wrote to memory of 4108	2656	AcroRd32.exe	88
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 4908	4108	RdrCEF.exe	89
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90
PID 4108 wrote to memory of 5032	4108	RdrCEF.exe	90

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\1d7ba9be6afaa11ac186038ba532d7abb855955f0c08c487fc7d83fd72f06247.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:2656
- 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:4108
- - 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=B7E6A01E1B61C61D1A7E626C45ABB020 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=694F56938ED5823436092610345FDFE8 --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=694F56938ED5823436092610345FDFE8 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    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=1301851786D24EAFF1C2878AEA79C22A --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:536
- - 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=4B1DB8D3AF245EC8D1055EC7A17F1607 --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=4B1DB8D3AF245EC8D1055EC7A17F1607 --renderer-client-id=5 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1352
- - 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=F088DD1CDB1B45004FF35C8918C3BA43 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=CCCC92661CD10A99667BF4347C6F96BF --mojo-platform-channel-handle=2380 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:892

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4384

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
27392a6421e87ec70cae7a2b2141cc31

SHA1
6f870d0e62fe116b76296da8dc8c9d3c4da84d03

SHA256
d50f9b12a24d672fad615a4589f73d89f5937227a4e636694db71ea4b96da199

SHA512
15a289db010510c382be50a9ec21bf1950eb8955391954412407346ae94317295bff75f2712deff4eb7cac168df6f766b6eefa8b304c5adc72f94506f3cee547

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