f03a1248d4ada9885ed9d132a484f9a7ac507ddf9578ba028c63baf272852965

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 21:06

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General

Target

e018bfd5b58345d9fda835e933434a97.pdf
Size

34KB
MD5

e018bfd5b58345d9fda835e933434a97
SHA1

6aefe9e57487397af94b35f4ca0e410aedb76581
SHA256

f03a1248d4ada9885ed9d132a484f9a7ac507ddf9578ba028c63baf272852965
SHA512

6d912e6c66660e7c715e352490e5c61306633bcf9f7337f0a8e27c8eadb04ea6adac7467971c0bade9f7688e6acb510253a4b577298228683113a501454627e2
SSDEEP

384:qzDowmCSw+D75SKuUWFsEn3RLR5knjCBSjzDOuuJKH33kOCUSRY8UCQoMH2cCUSx:YDowmCSdpQpFsyBLUjCQSuh33DXo6r1y

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-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1460	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe
1460	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1460 wrote to memory of 3284	1460	AcroRd32.exe	97
PID 1460 wrote to memory of 3284	1460	AcroRd32.exe	97
PID 1460 wrote to memory of 3284	1460	AcroRd32.exe	97
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 2636	3284	RdrCEF.exe	98
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99
PID 3284 wrote to memory of 228	3284	RdrCEF.exe	99

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\e018bfd5b58345d9fda835e933434a97.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:1460
- 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:3284
- - 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=661FB6AA0DAEBFEA3DDDFE1C6199DC67 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2636
- - 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=F642203F3BFC52F86D858648334EB459 --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=F642203F3BFC52F86D858648334EB459 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:228
- - 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=1655D5DC358C87194A7632421E927769 --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=1655D5DC358C87194A7632421E927769 --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4164
- - 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=75ABACD8C2AD3CC2BDC434460B8F1314 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112
- - 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=45ED57F6714B22FCC5908851033236B0 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508
- - 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=D8DC08EF21B4365D0871D3E1F2A6738F --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5016

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4648 --field-trial-handle=2252,i,11231798169170618717,17890004712654885282,262144 --variations-seed-version /prefetch:8
1⤵
PID:3232

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
76f084507b18063464f224083e596bdb

SHA1
83833aa465055be53b4caab73b284e5189412168

SHA256
b69f515dd6b7c74002b8ee061dd35d72b491e3f819c653cf73576e0432e82e0d

SHA512
d653dfa8ce81367bdf41cc4dcf9eccd94925c095ec82d3ddb5ce952f0e7be5fc569d862a63b5ad2e08dc6f71d4a4f9d98a4f88db4a03f5e5fb28acaaff4f6fe3

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