3a1b5afc99b9479dfa0d34b747dc7899a82f8e309820c428f77ea418194210f1

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 03:49

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General

Target

c261292ed968fbd9e24b406c3cf8dfa9.pdf
Size

79KB
MD5

c261292ed968fbd9e24b406c3cf8dfa9
SHA1

2027250625b4ef8d366e8fa0476d23fe8a6ab579
SHA256

3a1b5afc99b9479dfa0d34b747dc7899a82f8e309820c428f77ea418194210f1
SHA512

89a589275dba31505bfde13fe360cc5b42dddcde503323038e083675a81405f9eceb4007ef8d5bc27516d7d387ace7824d67cc97ce4c44a59096e4a4458c023d
SSDEEP

1536:IctMSrFyVXlcnnHj9GuwpPVtMvbYAoqTni4sIVG6A:rtTrFSQnDdFVoqi4V+

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4908	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe
4908	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 2900	4908	AcroRd32.exe	91
PID 4908 wrote to memory of 2900	4908	AcroRd32.exe	91
PID 4908 wrote to memory of 2900	4908	AcroRd32.exe	91
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 1500	2900	RdrCEF.exe	92
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	RdrCEF.exe	93
PID 2900 wrote to memory of 4460	2900	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\c261292ed968fbd9e24b406c3cf8dfa9.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:4908
- 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:2900
- - 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=AF6ADD6442D7F41CAF65DF91CB723564 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1500
- - 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=3C0CE5E1D1D19A968DA4E259AC60C595 --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=3C0CE5E1D1D19A968DA4E259AC60C595 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4460
- - 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=0E74F13F7426C5F84D0A1CF7E68D2E41 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1488
- - 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=F4B2B8C2CE73BF2046D67E460272E60A --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4904
- - 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=2C569D4C638B6828C327BCDEB1764803 --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=2C569D4C638B6828C327BCDEB1764803 --renderer-client-id=6 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3628
- - 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=580D7C4EC402E0EA50F3D2064D3197C5 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4168

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1892

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
ae441d303407f988a35f5abc4a621099

SHA1
8252582b50db28ff2a051ca7e3ca6a523c393b13

SHA256
55f919961695ba6ab2aca07e8464ff6547b095d4baf670b2633cee68dbbadbcc

SHA512
9284db71a5fbc21be8cadfaac41bacf7b6581782d55347d56f215267614c8750afdc5da8a11a3bb4a45ba85d223c64d052ddd4d3fa690d0f4323217f215e72b7

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/4908-26-0x000000000BAC0000-0x000000000BB10000-memory.dmp

Filesize
320KB

Download
memory/4908-28-0x000000000BAC0000-0x000000000BAE1000-memory.dmp

Filesize
132KB

Download