9f36b026176a685c925469eec3f5a9963abd8d7c0d4059d68127a4f1cace3d98

Analysis

max time kernel
177s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 03:57

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General

Target

5f14759c128b2257589684fd538e87cd.pdf
Size

35KB
MD5

5f14759c128b2257589684fd538e87cd
SHA1

37afa90232ef1684c22837d03a577fdf052e9e25
SHA256

9f36b026176a685c925469eec3f5a9963abd8d7c0d4059d68127a4f1cace3d98
SHA512

6705255ee0407372f2368887040914d6b39c22a727d42d6756c0a8db22c253b8055e93af77a4e0bb1bb69d5affec8e69b520c8028f03395615bf035838f51816
SSDEEP

768:u4k203odcpVeHts98pAPqbhRR53r1t+KQIkk6aCK6jF:5k203jQU8pAPyrRt+KdRJ6jF

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
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe
3708	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3708 wrote to memory of 1092	3708	AcroRd32.exe	92
PID 3708 wrote to memory of 1092	3708	AcroRd32.exe	92
PID 3708 wrote to memory of 1092	3708	AcroRd32.exe	92
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 392	1092	RdrCEF.exe	94
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	RdrCEF.exe	93
PID 1092 wrote to memory of 5048	1092	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\5f14759c128b2257589684fd538e87cd.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:3708
- 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:1092
- - 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=5BDEBF32CCE7BAEA1640E438119E23BF --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=5BDEBF32CCE7BAEA1640E438119E23BF --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5048
- - 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=0F5EA301A353251132B28DBC049CE476 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=0EA53404964EBA95CB0C9DD8F46AA592 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2656
- - 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=0B75FCC1651240E0E7DF53CB9B739C52 --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=0B75FCC1651240E0E7DF53CB9B739C52 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3128
- - 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=EF00CB43606AB75F1F475D4185182112 --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1016
- - 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=D92EBDDD8F4EF326642E5284852CE0A1 --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2160

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
9720bb93be2c7c7ef1fdda9345527965

SHA1
8d24028540212960cae412d4200837abc918c9ca

SHA256
9747964ddf3ca4a4cb7dc77d7c55c15b8b42ace84c19ddc5f5bc6f0aa7dc0d09

SHA512
37e638ade6773d671f464f362b0e5dc1b9afefb475e58df5b01c45abe6003f27abffad996f962d5121c4af00a3500dd1e9bc1d6e11dce3f9dd4b3b780a78d5df

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/3708-27-0x000000000A6E0000-0x000000000A701000-memory.dmp

Filesize
132KB

Download
memory/3708-49-0x000000000A6E0000-0x000000000A701000-memory.dmp

Filesize
132KB

Download