ba8de26a31f14df45b2b56dfb2ae7667f7a96ac9249a89d386357e07dae95a28

Analysis

max time kernel
149s
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
25-03-2024 12:02

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General

Target

ddf6918f5933c1dd141e9103c3cab0fa.pdf
Size

35KB
MD5

ddf6918f5933c1dd141e9103c3cab0fa
SHA1

e022d09dfc2bc78a8bcf8eb93a3474f6d2ac229b
SHA256

ba8de26a31f14df45b2b56dfb2ae7667f7a96ac9249a89d386357e07dae95a28
SHA512

c51cfa9d5feca6aebdd0f97061871e10aaac3f510ccb42d841c790f7a54c2bd0fdf0717b768d984e096afa9d778771c3230bc59e367ed8d3d2aada8ac729987b
SSDEEP

768:DM9QE+ZFyvjGOPp0soB4ksEuaQllXPTQ5qPc:DOctOK9qksm5qPc

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 228	2744	AcroRd32.exe	95
PID 2744 wrote to memory of 228	2744	AcroRd32.exe	95
PID 2744 wrote to memory of 228	2744	AcroRd32.exe	95
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 5040	228	RdrCEF.exe	96
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	RdrCEF.exe	97
PID 228 wrote to memory of 3692	228	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\ddf6918f5933c1dd141e9103c3cab0fa.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:2744
- 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:228
- - 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=BFB24D7B781B8FB7AB150C2CD3A1A926 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=99B774BAF1AD8576A095FF1F77DF2575 --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=99B774BAF1AD8576A095FF1F77DF2575 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3692
- - 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=2A42E2DE5FC1033DCB42B0578CA45234 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3732
- - 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=04AEC88832CB9CB05E3DC09D6C1216A7 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1496
- - 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=CE0C5286D444A7A5021DDE437F0FB036 --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=CE0C5286D444A7A5021DDE437F0FB036 --renderer-client-id=6 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4916
- - 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=DFFC57F8ED7F0F5674A707C849948BD9 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2116

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
aa0a64d20d264b9a836036a5779c624e

SHA1
98aacf1ac2aa66c18d8ef30bd74108b5375bd747

SHA256
92e6e0b061b28137c77b30c3521e53319876861909fcd877528fcfcade0d4173

SHA512
c76abd37f007301c3dfff1072a16a5a9979156f5994f805c9c6cbcfea3d474a9ba84152069756cb5d14d7b5bf88239a1e94109f09b0bb81365283002a7edb761

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/2744-26-0x0000000009A60000-0x0000000009AB0000-memory.dmp

Filesize
320KB

Download