6616ef323e885f59f9bd01e06711e1ba53a9b16b27947bf0202762c9b5cf900f

General

Target

639af90767635003fe764047bc40c267_JaffaCakes118.pdf
Size

53KB
MD5

639af90767635003fe764047bc40c267
SHA1

cba2dfd15d4efc675808685a5776c0814e407092
SHA256

6616ef323e885f59f9bd01e06711e1ba53a9b16b27947bf0202762c9b5cf900f
SHA512

475e14d1f049098fa185fde5430cc2f8fd0ab3f9dfb3adc690857eab5e4011718e952dc0bf9cdaa36a22737950e7f3209fda061faec9cd464fb0b163d0b815fc
SSDEEP

1536:7GFNV1ij4NMDtYUNs+0qYRtZ+9BdujE5MA/y:aFNqLDtvpOv+/kEq3

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3332 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

3332 AcroRd32.exe
3332 AcroRd32.exe
3332 AcroRd32.exe
3332 AcroRd32.exe
3332 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3332 wrote to memory of 532	3332	AcroRd32.exe	RdrCEF.exe
PID 3332 wrote to memory of 532	3332	AcroRd32.exe	RdrCEF.exe
PID 3332 wrote to memory of 532	3332	AcroRd32.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2500	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe
PID 532 wrote to memory of 2844	532	RdrCEF.exe	RdrCEF.exe

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\639af90767635003fe764047bc40c267_JaffaCakes118.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:3332

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:532

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=D980181D20FA0661D9BE2C579401C748 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2500

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=20A38CD25706044F547BC8AA883F45C6 --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=20A38CD25706044F547BC8AA883F45C6 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2844

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=B6303966CED65DA6BF28050038E9DF45 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2164

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=7CDC61D2D2032C8F02D5C4421D60066B --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:5040

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=148D237DCF15F223749215A27A3C9364 --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=148D237DCF15F223749215A27A3C9364 --renderer-client-id=6 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2344

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=71F555042B2B677D66E5215AF306FFF4 --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2180

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
64KB

MD5
ae0e7605e114aa35461763b5aa6eaac2

SHA1
891b2f53be39762fe478365f9153acce5bd931e3

SHA256
0985e54f33a259d4a327a27afb14e71435e122e122e0dad4f79eb857b24781cd

SHA512
a0287a6fce1c70e56f28b27bc632a7157d8a7fc67c0a6b5ea50ec44ad7305aec7f7dec023f1570612da03be0695fe77b6f83fcdbaf60ea10e7ccb5dfe4211a14

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads