mydoom | 9cbe5df67bba06741551b959c36d93f3c6c4e760dd65135949cd5785423ae32b

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
04-01-2025 16:57

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General

Target

JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe
Size

28KB
MD5

7ac8519739efea6f047844a4d31ac290
SHA1

51774cb59441595bdaf4ef651b80368ddd509a33
SHA256

9cbe5df67bba06741551b959c36d93f3c6c4e760dd65135949cd5785423ae32b
SHA512

a5e3d46e3dea2c240f1024456cbf672605b4926032ffbf5f2bac8e08b41928458fb36a3c435b2ed8eac46882736a17ecfcc6ac70c12e6359bf5f98dd7d5de7b7
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN+P/9Ej:Dv8IRRdsxq1DjJcqfNH9g

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 10 IoCs

resource	yara_rule
behavioral2/memory/920-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-32-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-37-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-136-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-168-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-175-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-204-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-245-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-283-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/920-327-0x0000000000500000-0x0000000000510000-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
3052	services.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_7ac8519739efea6f047844a4d31ac290.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 29 IoCs

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

upx

resource	yara_rule
behavioral2/memory/920-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0007000000023c9d-4.dat	upx
behavioral2/memory/3052-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3052-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3052-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3052-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3052-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-32-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-37-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021d5e-48.dat	upx
behavioral2/memory/920-136-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-138-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-168-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-169-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3052-174-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-175-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-176-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-204-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-209-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-245-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-246-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-283-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-284-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/920-327-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3052-328-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe
File created	C:\Windows\java.exe	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.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_7ac8519739efea6f047844a4d31ac290.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 920 wrote to memory of 3052	920	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe	82
PID 920 wrote to memory of 3052	920	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe	82
PID 920 wrote to memory of 3052	920	JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ac8519739efea6f047844a4d31ac290.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:920
- 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:3052

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\0BHOTC3C\default[1].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\default[6].htm

Filesize
311B

MD5
cb42662caffe525e9957c942617edf06

SHA1
615009db9a1a242579e639ee0fc7a2a765095bfe

SHA256
312bf5c9a1a122abc6361bf8ed01a44346285b962c0d273ef2de0eb796ae1b15

SHA512
3e6777f1f74f64fff6cb2bd1a81a6c08d9a64feeebc3deb7cacb8f0f41b23a5c59a8e6294b99c76dd386aaaf9043a1a252ac47910fe1801bdc2995f7b675692c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\default[3].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\default[6].htm

Filesize
311B

MD5
7aff9ab510d3978e4375fa686729f3d1

SHA1
9dac99bb152e6278294fa19008f16662c988e205

SHA256
64e0b3228ff8de15e5a74e7ff8b7cd163fcbf638f6380aaa6fbee8e40cb2c1a1

SHA512
3d73380958518a5967b9c0d74f239fd15c694d3d957135d61955bc4afec548efcd5434bd3b37ab8efacafbd7672d969c7a3fce9653e78a3f11793a78ec2867d9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9PMCFZKU\default[7].htm

Filesize
313B

MD5
ffb72ab4faba49ad441ce07db37dd8b6

SHA1
194e13c1c32ebb6e7a1dc912261cbd58a82ff71e

SHA256
7bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660

SHA512
517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\default[1].htm

Filesize
315B

MD5
14b82aec966e8e370a28053db081f4e9

SHA1
a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

SHA256
202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

SHA512
ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\default[2].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\default[4].htm

Filesize
303B

MD5
716cb7f5b783829c36e49996fc0bf627

SHA1
63471c20af48dd7052d63a695a12d86e2fc6871d

SHA256
6ad9b32ca3ec43c9017ab8f11b6f82e7ed43083efddf1ef74a3165f778312b40

SHA512
c3d126513cad64785ae5a16c5564cee6d7da1d26682d93d00a04937d9f98a89f54c74f5dda0c200c77f092fd8092db4f4f7a7a8544057eeb83d058f28fdf0346

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JAZ6MGFU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7C03.tmp

Filesize
28KB

MD5
25149e1d1502ff9b6d4bf438036a0a54

SHA1
eac0c6703233c26f601a886ae2be90ff998d1e9a

SHA256
c3897202ba64ec825e44656c5730cee5dbfe2bf2ed4c454aabdf2ef26414e111

SHA512
8ecf3e5220f8d46d8c70902d13824f7dbdcee66d89e1a7af45029bbfd3cc8e9072cfb5a05bc289496d3bb783d8af0e69710318b5f1ba47b44f07e93c60e4b2c9

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

Filesize
1KB

MD5
12a7041d80df15f9fd57623e8c283eef

SHA1
2ece3c3ec664a98c19eaae373c53a95a63074687

SHA256
7f3352c1e6dab3b9c10a2058a9c38b50c5778a4fade36f72d31a93bb5581cbf8

SHA512
56eedf4ff2c61766eec8259b65f296612c842c13ef060dfb5c3141f6404f42a0b88d347bef42e109dda5b7b89a61cfdb58d4d917fec555d6bf0e36b5d23be9e0

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

Filesize
1KB

MD5
2a9208fe1f13a590b1f9cf31b4872890

SHA1
b91b19ddd2755d6cf6cc6b76ad443813d8ba9bc7

SHA256
31dd5e935f073c6dd63d1a24a9cbecf8e55816420b52689fb9dc9056918c3310

SHA512
50356e336c0d052ab41bf04479d755e936587ba55bb2d07d6ace831b9fd7b57c5bb03987a9db9379aa275e9ac14bf939928dba66579e8a2354a1d2afdcf7e957

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/920-32-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-204-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-37-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-136-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-168-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-327-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-283-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-175-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-245-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/920-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3052-174-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-176-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-246-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-209-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-284-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-169-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-328-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3052-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads