4fa9b6e9de63554b142528178e611efc42f1a40e7e885994400ab91c43177838

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 19:11

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General

Target

6869fbeeed73187c0ebb5e35478aa7ff.pdf
Size

85KB
MD5

6869fbeeed73187c0ebb5e35478aa7ff
SHA1

9bde47707df7a003a06a62a3268fa1289a34c122
SHA256

4fa9b6e9de63554b142528178e611efc42f1a40e7e885994400ab91c43177838
SHA512

6fb7a55367b7173050054c51557c7f641fca5ec711c753649697a79447b16cafd7ff50790d381c5c3c50b0acaa630ab96f9f9a91dd6a72bdcdac29a0847d197d
SSDEEP

1536:YaBFrdQ9oGNVv9gNWMNI4KfEgsHLpQ5LHm/4TpmO2E6xdwgWGpOKCWOq+8tJd4/q:RrdrGNViNWMNI4K8gspCLS4NbUWKgY4i

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
948	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe
948	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 4000	948	AcroRd32.exe	89
PID 948 wrote to memory of 4000	948	AcroRd32.exe	89
PID 948 wrote to memory of 4000	948	AcroRd32.exe	89
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 5032	4000	RdrCEF.exe	92
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93
PID 4000 wrote to memory of 3308	4000	RdrCEF.exe	93

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\6869fbeeed73187c0ebb5e35478aa7ff.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:948
- 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:4000
- - 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=97E4258C294233891F9922B867B737E7 --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=97E4258C294233891F9922B867B737E7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=473E0F514C961FAC939735854A5767AC --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3308
- - 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=D2847D99390D5D81809DBA6450BA65CC --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=D2847D99390D5D81809DBA6450BA65CC --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2956
- - 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=47FC7AAF62E35CEAF076BC1E286D6990 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2492
- - 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=DDE97BB3169964C0E862BFBEF10ECCDB --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=AC2F4AF68D004C6CD1309C805033C43B --mojo-platform-channel-handle=2500 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2656

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3556

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
bd7258810a641288a7dbd115e2ca2038

SHA1
78b9ed2a09459679016a14316e89e2c426acdd82

SHA256
57c73ddd7900d13cf790673a78c20895e78824449dcb26df0bcbf4008dbd07d9

SHA512
14dc0edaf403d427d716875d032e7a7a7c60a97b446dc8262fb160931ba210884d3720a4420b3af4afd6d45943aacd870ed9f80b4a5941e14f1509c885a3c666

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