5af93a3da3eec6166f5ac553487f6b7a8bd19ec05922296a675a8892efe684b9

Analysis

max time kernel
140s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 23:41

Sharing

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General

Target

d75eb2ec4a6b8571c70626169b979540.pdf
Size

36KB
MD5

d75eb2ec4a6b8571c70626169b979540
SHA1

e12cbc38109bebcb24e56e456d7097b311b65adb
SHA256

5af93a3da3eec6166f5ac553487f6b7a8bd19ec05922296a675a8892efe684b9
SHA512

07f49e4a86cb444ef2001a36f510c4d87c6a888f4c50250953e5ca5fa55002f65279c793a96384257401f1b11ed20fc349a14c0fc3de8dcd112b10df7b89dd37
SSDEEP

768:ApW2Um6LF2Jlt/BCjRvaespizAPVwWIzwohVtCZayBgP4BenHPVqj:ZBF1jMesMzAkXhVt6QienHPVqj

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
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 3340	4864	AcroRd32.exe	90
PID 4864 wrote to memory of 3340	4864	AcroRd32.exe	90
PID 4864 wrote to memory of 3340	4864	AcroRd32.exe	90
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 1048	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92
PID 3340 wrote to memory of 736	3340	RdrCEF.exe	92

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\d75eb2ec4a6b8571c70626169b979540.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:4864
- 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:3340
- - 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=BA79FB9581F90300A7D2E25BDEA63585 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1048
- - 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=598F176394C3AF7A255313124FDF3D6D --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=598F176394C3AF7A255313124FDF3D6D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:736
- - 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=D090E1C35391A898E12683A0F85CB65B --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4360
- - 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=16A30F5B8538A772CBCA3AA221BF4600 --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=16A30F5B8538A772CBCA3AA221BF4600 --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4660
- - 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=AC76DCF994324BFE137B8D82605BE971 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436
- - 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=05DE2F363D8B902E5234124EA1517364 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4784

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
50c9a5276e83ad4c642d5cbb5535eae7

SHA1
7eddc3562c5ce07eccdb6f70184de8c85998986e

SHA256
976f531f52d6dde29d251f2d4d76d3445848485cc20125acd03423a4641c9128

SHA512
e236dd075facca95a0d85638fe3bd8c98061de832fc44ce8218b5d708c6de39892f12a5225e78f752790301b9e4f2ff51e23e2ea1b9e44314f730297eea27166

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/4864-26-0x000000000A0E0000-0x000000000A130000-memory.dmp

Filesize
320KB

Download