e19c8200698978916170bcaf136b9649be8e3c6f5c58be3f87a74c7f5b6ba191

Analysis

max time kernel
147s
max time network
150s
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 07:50

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General

Target

6714aa8b3e6a3feeedad406e23febf79.pdf
Size

48KB
MD5

6714aa8b3e6a3feeedad406e23febf79
SHA1

acfe7c237a8ba1be90fc849681321fdf9af0cd6d
SHA256

e19c8200698978916170bcaf136b9649be8e3c6f5c58be3f87a74c7f5b6ba191
SHA512

4fda86392639242fba06a0f0e811f26e96fbe64af09b6fc8d7673e9c601d9af18d8bf2a2eb54bfa1ec3f2bb53d9d7eaf634b7a8434ae0aa259738c22b2141109
SSDEEP

768:m3srw8Kxz4msNe43YvJS3nfxwfJ8T0HRfVTIjWV2x4f+s0fj7kxHrk+WZGa:mcJKlsCKfxwBHRNTIRwvCfkqdZGa

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe
2940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 1928	2940	AcroRd32.exe	90
PID 2940 wrote to memory of 1928	2940	AcroRd32.exe	90
PID 2940 wrote to memory of 1928	2940	AcroRd32.exe	90
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 752	1928	RdrCEF.exe	93
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94
PID 1928 wrote to memory of 1592	1928	RdrCEF.exe	94

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\6714aa8b3e6a3feeedad406e23febf79.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:2940
- 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:1928
- - 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=DA56579D14497D40DFB175FED16D14DA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:752
- - 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=FF8C49BDBCD8008603EB78416B870708 --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=FF8C49BDBCD8008603EB78416B870708 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1592
- - 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=A8E382CC6C256A2B3318A8950E8353E6 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4352
- - 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=371C76F861FDA50695587740D3DD865F --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=371C76F861FDA50695587740D3DD865F --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2308
- - 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=2900DBDE97098AC8479EF276D8F98331 --mojo-platform-channel-handle=2460 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:676
- - 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=4BB54D833EA3D6628CA5F33333C3B6DD --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1584

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
eaeb15b425290ab5bfb0c6233661ee26

SHA1
4605839b1eafc4ee3b44c7c6b4db22c93a50f0a5

SHA256
637651eda5eb2e71b2a2864b6d62c81d1b37bc583ff3094af39af51249dd6df6

SHA512
54ab25c63160eb6500e4c19ccb533daca43efcace6f4ecf2934650722cccbeaea6d9215d787ae604aeb21f5463a239aea9378e4c4e6f533d54f0343be5de6f3f

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