mydoom | 2084991a5336c2aa5bbf638514f019447590d4d1bb6dcb24690e30bd99754924

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 06:29

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General

Target

JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
Size

48KB
MD5

6ac906d0035c1550b8888c78c2320b30
SHA1

e598dccf29db74ae3082034bf3b11802df03769f
SHA256

2084991a5336c2aa5bbf638514f019447590d4d1bb6dcb24690e30bd99754924
SHA512

010cd807abd5a2b783c941d95581169fd206ffefaca38aa4ccdc02ef36f6b7b68bb6d533fa74149d9982b818d977e34b17abff5f338b2adee088a5027067557c
SSDEEP

768:jv8IRRdsxq1DjJcqOVBLUvTd2wmDkuBgs5vY2HJvqRTkoCmq1UrHU:DxRTsxq1DjCBBLUrGaeva1CmRrHU

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

resource	yara_rule
behavioral2/memory/3564-21-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-45-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-107-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-153-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-158-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-165-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-208-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-246-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-282-0x0000000000500000-0x0000000000515000-memory.dmp	family_mydoom
behavioral2/memory/3564-317-0x0000000000500000-0x0000000000515000-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
3432	services.exe

Loads dropped DLL 1 IoCs

pid	Process
3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.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"	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.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	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File created	C:\Windows\SysWOW64\vcmgcd32.dl_	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe

UPX packed file 29 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3564-0-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000a000000023b82-12.dat	upx
behavioral2/memory/3564-21-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3432-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3432-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3432-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3432-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-45-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0002000000021550-48.dat	upx
behavioral2/memory/3564-107-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-108-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-153-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-154-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-158-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3432-164-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-165-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-166-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-208-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-211-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-246-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-252-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-282-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-283-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3564-317-0x0000000000500000-0x0000000000515000-memory.dmp	upx
behavioral2/memory/3432-318-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Program Files directory 11 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES\7-ZIP\7z.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zFM.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\7zG.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\IntegratedOffice.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeClickToRun.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\7-ZIP\Uninstall.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\appvcleaner.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\AppVShNotify.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\InspectorOfficeGadget.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\MavInject32.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\PROGRAM FILES\COMMON FILES\MICROSOFT SHARED\CLICKTORUN\OfficeC2RClient.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\SERVICES.EXE	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\Windows\SYSTEM.INI	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File created	C:\Windows\services.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File created	C:\Windows\java.exe	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
File opened for modification	C:\WINDOWS\JAVA.EXE	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.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	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 3432	3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe	82
PID 3564 wrote to memory of 3432	3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe	82
PID 3564 wrote to memory of 3432	3564	JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.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:3564
- 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:3432

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\FQRZN8O7\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H6N4U6J0\default[1].htm

Filesize
304B

MD5
cde2c6ec81201bdd39579745c69d502f

SHA1
e025748a7d4361b2803140ed0f0abda1797f5388

SHA256
a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f

SHA512
de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H6N4U6J0\default[2].htm

Filesize
305B

MD5
157431349a057954f4227efc1383ecad

SHA1
69ccc939e6b36aa1fabb96ad999540a5ab118c48

SHA256
8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

SHA512
6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TTJXD3SW\default[2].htm

Filesize
313B

MD5
ffb72ab4faba49ad441ce07db37dd8b6

SHA1
194e13c1c32ebb6e7a1dc912261cbd58a82ff71e

SHA256
7bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660

SHA512
517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TTJXD3SW\default[7].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8A78.tmp

Filesize
48KB

MD5
a748c1cb5051b08b45da0121441c0feb

SHA1
540da9aac1cadd83195e1d367f82ae810a9a8c66

SHA256
386ea02e8aa618fbb27c5b6788075d90a16b566633db676e0a71ba7e8e17e79c

SHA512
77850e922c5062c94fa9683de7da7ed95645fa182768cdce4cd5f656c59b5c3a7d70a2f05cff5c4c5ff1535a51c94d335581dcb4db1fc065cec4a5b3ce255fc9

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

Filesize
1KB

MD5
4b1585d92f47802b5319a1b0b5f66f08

SHA1
37e8b9a252e483198561f3e388fe279fc17af87a

SHA256
0cd7591a1b94afc1372712e928c9c1a2b50da1f84827f798e8f6db727d06bec8

SHA512
3f7290a9e02add531df7cab61b925d2fbca94fcaf1adb535cf5ca6f5bc15e2dcb75773800b174a8c4c1887f9570948fe5dd80aa4c0bf5826ef5b7165c556b5a3

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

Filesize
1KB

MD5
262413b88acd27d0aca92f327207d53c

SHA1
ea43a32337155b5cde06e734638d2f27555287e3

SHA256
cefcb95f5f6c978267c5eb870d7f472c3e5bd4ea3fb4fff6366d71649da1bd3d

SHA512
ee943aa43ad4c500996103b855ec5cfef4f52e3c4c8cfa5a9bdb0c9b6a0ebf4c31ee12b98fc891017f2659e704ce41bee5bee0348f724ebcd63594024b449b31

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

Filesize
1KB

MD5
08d7420940eb12305be1561c41e28f02

SHA1
8bd77e7fab3fa4104a1bbad91ad1137a70f14dbf

SHA256
27cd58ab93581efa6977ba5ee96a5c2f2b576a46e3499559c2662fd21793dd7d

SHA512
11993cc52a6347e16aec781dc17b7eb14ef670dcf481704a8266c55755361c6649c289791dc6140757fad43486b88d4d8c4d5ad458e605a39b97adc626b8bd5d

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

Filesize
1KB

MD5
eaa43c00d855255bfa26d4382a4e9ba0

SHA1
b37a7befed51d08b08ffa45808e8a6217c01a673

SHA256
1ea0659e3458990e7c0d037e7f81a6f4c312641270d80bb5e1e9d4854f4ec89c

SHA512
8cb07d58b2dbd3916f0e64e1f6ecf08b5fc0864f4543de0e66805fbe712a0f05d20fbde2a2240f9e8d76824141747ae21003c10385c7155ec39b65a652a052da

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/3432-211-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-318-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-108-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-154-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-283-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-164-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-252-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3432-166-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3564-153-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-208-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-0-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-246-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-165-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-158-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-282-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-157-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/3564-21-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-317-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-107-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-45-0x0000000000500000-0x0000000000515000-memory.dmp

Filesize
84KB

Download
memory/3564-7-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download