mydoom | bd6757764f423d17155181c626cff5ff42c4a4270a4f0cff693a4a87cac42dbc

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2024 12:44

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General

Target

cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
Size

68KB
MD5

cd11fa833168e33e185bd21238c7118e
SHA1

3d2bd4769cfd972d4d7a9c30d12f685301b94b38
SHA256

bd6757764f423d17155181c626cff5ff42c4a4270a4f0cff693a4a87cac42dbc
SHA512

ed4239e08739fcd18199855413587c568f348c6e0cceaac1a073719cdb7bdc3bdaa7fd218febea19d4348819dc8de3a5082135c0ec178d104da0cc6371e1d45c
SSDEEP

768:jv8IRRdsxq1DjJcqb4ZORE2t+/zCB3zNO31RBvphxkPeEXdLmux:DxRTsxq1DjClOR3KzmoTBvh6eEXNmu

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

resource	yara_rule
behavioral2/memory/4276-21-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-45-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-108-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-172-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-178-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-185-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-227-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-271-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-308-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/4276-342-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2164	services.exe

Loads dropped DLL 1 IoCs

pid	Process
4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcmgcd32.dll	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\vcmgcd32.dl_	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

UPX packed file 29 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4276-0-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/files/0x0008000000023c5d-12.dat	upx
behavioral2/memory/2164-13-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-21-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2164-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2164-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2164-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2164-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-45-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000021579-48.dat	upx
behavioral2/memory/4276-108-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-109-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-172-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-173-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-178-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-179-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2164-184-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-185-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-186-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-227-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-230-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-271-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-272-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-308-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-309-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4276-342-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/2164-343-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Program Files directory 11 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES\7-ZIP\Uninstall.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\appvcleaner.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\AppVShNotify.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\InspectorOfficeGadget.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\IntegratedOffice.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeC2RClient.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zFM.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zG.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeClickToRun.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7z.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\MavInject32.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File created	C:\Windows\services.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\Windows\java.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File created	C:\Windows\java.exe	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\JAVA.EXE	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
File opened for modification	C:\WINDOWS\SERVICES.EXE	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4276 wrote to memory of 2164	4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe	82
PID 4276 wrote to memory of 2164	4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe	82
PID 4276 wrote to memory of 2164	4276	cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cd11fa833168e33e185bd21238c7118e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4276
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\default[3].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZA7RG4JF\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZA7RG4JF\search[2].htm

Filesize
142KB

MD5
179e881665561a40bcafde656e5e4ce5

SHA1
1898a728702339123a46b56db8bc256908034b23

SHA256
7621d2455cb3849e4186009113485016049e635e613174a526ec0f0bce93d341

SHA512
f1ff8fbce55e6c40ed50ffdcf1ab167a92835c7d7883b96307562287048a91964b4a8c3cd76701ce1b12a8c7de694ab9c4b66a092066fbec0e739203ff2b3719

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6BB5.tmp

Filesize
68KB

MD5
a3276de3b2b9e851448d1427a14760cb

SHA1
6f9c4f5acd26f6eefa0e857c30405b12f77be9bc

SHA256
926390c866a8f6079046b4f79ae9111d491cd5026b5a8dc282a47e0ee13680d3

SHA512
804585b906fa6c5dacc320ae2bc8bd283ef70b503eb7ee37927a4cc4c58aadc705c4f1421c8cfe66d39279129bbd75293d976d8f8536f1795cf5e861f388f42e

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
d01249fd23b583d4243294418ebf59de

SHA1
d25a492cc1cfad79abf52319fc7ea666b2e44fcf

SHA256
34d65f731e921abeb2ff66b191873ae88c9ecee8c00201fdac7763423fe4cad2

SHA512
f3f1110fbf7a6ef43aac9b9cce0dbdf1b6e07c4c7d7f73fa96756293d83877edc421ef84917bb997980d20fb20f20dd730cb063a09e988448272faba8de05c92

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
0ecee34334c73dd695c40dde7e559c46

SHA1
31d8b8955467b885e593d4bf1ea5d5c47ae2c990

SHA256
ab6cae5e431a448e0e8f5cd014289a0bde3cafe4a08b7b8edc7ea1c6e077bdcc

SHA512
02556aaefad20572f30ff50d618cc911224a63415d832335e1ad43d0ed9e06c8dea3db610ca95fb73fdfa2bcd498476863ce55412ec9eaecb043894638fbdad7

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
57a2744d123cc142844495d5e27ca488

SHA1
97d870dc0a5327e0f10304acab7f56fbedea7365

SHA256
d61200cd21bd858f64e49bcd117a3d623677da36a5f087e8fac18e150f8c4210

SHA512
502ea9df426449558fb15a34763bea05e3875774cee252c6c39803c9d3d7f439fc851212df273971ccd77a1424dc17de44f684ed7d8a60abb57b30d61dae5fb3

Download Submit
C:\Windows\SysWOW64\vcmgcd32.dll

Filesize
36KB

MD5
ae22ca9f11ade8e362254b452cc07f78

SHA1
4b3cb548c547d3be76e571e0579a609969b05975

SHA256
20cbcc9d1e6bd3c7ccacbe81fd26551b2ccfc02c00e8f948b9e9016c8b401db6

SHA512
9e1c725758a284ec9132f393a0b27b019a7dde32dc0649b468152876b1c77b195abc9689b732144d8c5b4d0b5fcb960a3074264cab75e6681932d3da2a644bc1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2164-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-109-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-343-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-309-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-186-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-272-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-173-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-230-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-13-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-179-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-184-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2164-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4276-185-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-45-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-21-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-178-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-227-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-177-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/4276-271-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-172-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-308-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-108-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-342-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-0-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/4276-7-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download