d175135edddbfa160f674b8207ddc25e56a0fd6326c9c737c3a344a0f7aa9517

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25/02/2024, 06:54

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General

Target

a3284ee53f44485b9fed448d3e612df3.pdf
Size

73KB
MD5

a3284ee53f44485b9fed448d3e612df3
SHA1

ace7e6c84b30d4e34eeae87eed0ea143716d0bb5
SHA256

d175135edddbfa160f674b8207ddc25e56a0fd6326c9c737c3a344a0f7aa9517
SHA512

9168280189431b3ffc2f1fb7e9ef103745068e850fb029b97f6b44b68877097f6a2e5f2e871bc3b7596fdf7d58655bef1ab45147bfb5e6fd5b05435cd20f0300
SSDEEP

1536:mB9tetRILCShkhHwhNZ+1ossmLlNfDJRgRVQg3IT9/:mtbL30Hw6oCLlNf1Rid3IF

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-1-5-21-3054445511-921769590-4013668107-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3196	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe
3196	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 4576	3196	AcroRd32.exe	90
PID 3196 wrote to memory of 4576	3196	AcroRd32.exe	90
PID 3196 wrote to memory of 4576	3196	AcroRd32.exe	90
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1628	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 4708	4576	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\a3284ee53f44485b9fed448d3e612df3.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:3196
- 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:4576
- - 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=64A2D885624D0B00DB46ABA07B6A3B2B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1628
- - 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=0F721AB18AC411FE953D64EC9CD4CAB2 --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=0F721AB18AC411FE953D64EC9CD4CAB2 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4708
- - 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=6E1D52D08C73429A983B9963CAB5BFFE --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1212
- - 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=FC4CB77A90CFC5283068090F5D3EA316 --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=FC4CB77A90CFC5283068090F5D3EA316 --renderer-client-id=5 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4648
- - 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=6A94FF6E38F52F39618424E0C81CB7CE --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644
- - 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=31CA03A1ADBE5C7A6730947797DC5AE0 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1276

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2868

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
756ca7a5c593421acf705f5d850824a9

SHA1
ebfe6f74d71f4c378f6d58c4affbc7ae6f0d2104

SHA256
65926b9feebe11bc094c0f52b9eb093dd12843bef18179fc3daf5da50c7e069f

SHA512
87dd1cd27c45f07a238c48888ce4e942138495cd6b57fea4f3f6c7ff14eae041eae1debec231f7572cc712036e1a25319affce768140a3954b0aa145301fda88

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/3196-26-0x000000000A3F0000-0x000000000A411000-memory.dmp

Filesize
132KB

Download