8fbe7e1af41fc2f8e162b198ecd3b6d0f734ba7a087c5cad3744cc1e4be3b517

Analysis

max time kernel
72s
max time network
83s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
26/05/2023, 14:21

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General

Target

JFCY237 Ion Surdu Out of Cycle Payment.pdf
Size

135KB
MD5

16926f0abaa9e6a4d31d1febe446b292
SHA1

825432dde15ff67498a3894a22b09d2e13226d79
SHA256

8fbe7e1af41fc2f8e162b198ecd3b6d0f734ba7a087c5cad3744cc1e4be3b517
SHA512

738b31990031dc1d7bff2f48c498de5f8ac902d52b96f9fec2928fe3c59c2a0bd6561f6a596880798c1a7cfcc6eb537b04bf5a9ec2904dcfa104fb848189aa91
SSDEEP

3072:TKpVy+4P2JdZjun1kLBZa5aACardiiqAuDouGBXR59MkaJ:T4Vy+4P2Jdpu1aa5aARrdiRZrqSk0

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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe
4548	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 3800	4548	AcroRd32.exe	86
PID 4548 wrote to memory of 3800	4548	AcroRd32.exe	86
PID 4548 wrote to memory of 3800	4548	AcroRd32.exe	86
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 3104	3800	RdrCEF.exe	88
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89
PID 3800 wrote to memory of 2748	3800	RdrCEF.exe	89

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\JFCY237 Ion Surdu Out of Cycle Payment.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:4548
- 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:3800
- - 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=3F3D8E31D1945E7557C1EE790D184B2F --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3104
- - 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=C0387D3E5734E2B8E77C43CDF3BB8229 --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=2 --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=C0387D3E5734E2B8E77C43CDF3BB8229 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2748
- - 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=21FD9C978DD267583C16BDAC92BEAFDA --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=2 --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=21FD9C978DD267583C16BDAC92BEAFDA --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4776
- - 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=91CE1CF7DF7C56DA73479F147AA37A0A --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2720
- - 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=D832DBAABBE57B32BB76DE1259CE5321 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1272
- - 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=7C9880EB9F64585A7CA6F345E00D74FF --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2224

Network

MITRE ATT&CK Enterprise v6

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
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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
9e59ec6c2c706717a3cd7d06f6639ce7

SHA1
8165c6ba8fc32dc458229ae448d3c6edc1cec363

SHA256
951074aa5cff0c279c9e5ff831f0c0c68d4a727844d7af2d145609f4e393a773

SHA512
7f6b47db9939cad9b0924cb4f908ccbc5fe3d65507b73865695d7353f49dfea3d4fb5da9c7f5a575f8cd87afb1d1f6582e7d86e577af50aa72e21f0ac0d91644

Download Submit