d361ed7a1f73aa70d1b7e03ba15bde15cbfaee50de7e042ceca5136f70fb6292

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 19:32

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General

Target

01d0788d3ff0b6a56318ec9f2181e332.pdf
Size

86KB
MD5

01d0788d3ff0b6a56318ec9f2181e332
SHA1

eb80f04fd774ca2a3dbca0990ada0b6bf3a55642
SHA256

d361ed7a1f73aa70d1b7e03ba15bde15cbfaee50de7e042ceca5136f70fb6292
SHA512

4b1a488c10e6e286644442253e37a1f50ac4e6d1317cd2448f005ba61b517dea5730a57e923e0601454894a73b0876d32ae61608e7237563cf188e8738a635e1
SSDEEP

1536:+7aR9VVRgZD249Mx38parnWuabdQQBvf313olVWypOlWWxmKvldeVxLxZIR:VZ4Q3carnWuabdQAvf3poolDddeVZxY

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 5460	2840	AcroRd32.exe	94
PID 2840 wrote to memory of 5460	2840	AcroRd32.exe	94
PID 2840 wrote to memory of 5460	2840	AcroRd32.exe	94
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 3208	5460	RdrCEF.exe	95
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96
PID 5460 wrote to memory of 2604	5460	RdrCEF.exe	96

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\01d0788d3ff0b6a56318ec9f2181e332.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:2840
- 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:5460
- - 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=26C1EC55ECB8F7B49B4A4B0C81393AC5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3208
- - 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=B69A8DB4E82BDB8B2769BEB92607C2E8 --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=B69A8DB4E82BDB8B2769BEB92607C2E8 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2604
- - 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=162EB31A82B8E7AC08A50B3204A042D2 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3204
- - 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=2883ACFB197F81DF0D36BBD943DD4E35 --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=2883ACFB197F81DF0D36BBD943DD4E35 --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3288
- - 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=0A48CB7DEA23F57C3E9374E360BDE246 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1564
- - 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=D59A6B521CDB43925BEB6A07CFB037DA --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

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
2c3cc90f7b7f0a23ac6fbeec570e023c

SHA1
5f129f23ed41c38b9e25d8cce3def329f3451ec4

SHA256
0fd6530b3073d74ce1d598e8d5916be4a6a756fea5a6bd957fac09b7a22ceeb1

SHA512
9ed731480dc5604ce3a1eb3f75f445cf02c2bec9f63f28c9bab847576da1aac99e4e852ce20adad9ac8b40529331106898f99dcb61ea45f4fb7fef140aef4e14

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