mydoom | ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83

Analysis

max time kernel
120s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 04:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe
Size

29KB
MD5

43d3bfdd90a67a863b2a30398c02d850
SHA1

75809ffe767d257e208171358a68645dbdee0387
SHA256

ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83
SHA512

499e3f5c26b8e98139e5459350e3e260d2c63ae3bb9e82241e238803cc9423c4d131281a26e2db14a6a2483889b3a908b1381f6f6d9dc5e106133ec3b85537e8
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/EhQ:AEwVs+0jNDY1qi/qsm

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

resource	yara_rule
behavioral2/memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-131-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-154-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-170-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2892-199-0x0000000000500000-0x0000000000510200-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
3248	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2892-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023caa-6.dat	upx
behavioral2/memory/3248-7-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3248-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3248-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3248-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023cc9-43.dat	upx
behavioral2/memory/2892-131-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-132-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3248-150-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-154-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-155-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-170-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-174-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2892-199-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3248-200-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe
File opened for modification	C:\Windows\java.exe	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe
File created	C:\Windows\java.exe	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.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	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 3248	2892	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe	85
PID 2892 wrote to memory of 3248	2892	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe	85
PID 2892 wrote to memory of 3248	2892	ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe	85

C:\Users\Admin\AppData\Local\Temp\ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe
"C:\Users\Admin\AppData\Local\Temp\ff8c7cf73c906b798ead0f32f5f4b4306f8259056f95d454f4a5dea055403d83N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2892
- 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:3248

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\default[3].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\OIPZWEW8\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YB8IB6GH\default[3].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YB8IB6GH\default[5].htm

Filesize
312B

MD5
e5c2364375c0a8a786a9508a840b6299

SHA1
bec1874db0d2348274b6656d1383e262f73e2bc6

SHA256
51b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3

SHA512
ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9D27.tmp

Filesize
29KB

MD5
cbf399c85161d5c7412b5660f96a7ef6

SHA1
bf05480cde4eb14cc42a9d348c48183790d44b3e

SHA256
0fda6de3041b4921ecb1166da787dc20acb3f9feb32232b7323294928e82de81

SHA512
b306b0110e813674587198ffe5e909e9173a042121d9d9dff725e8382554e7aa113ae86b3b3b00f2e36320e6de7df196af9b85ccbba260892e6eb1b584c1042a

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

Filesize
320B

MD5
41f1a3cfccc50768d28dfc0698676cfe

SHA1
380b47bf561095ff186693a3e0790bc3b8467fb1

SHA256
243773d3b74409783de9809dc2277ee2aeb02283177eed6b3bc0f3a8650399e0

SHA512
aeb66286c2f79caff480a5b09d2891c833386eb1c79813acdd58e770e0f2afa9a751906c4e6ad5297ef25a8f3f8b862526bbe46344a93cba4a2f133e0405de4c

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

Filesize
320B

MD5
584bda6ab23e15055c7924f042ca7c57

SHA1
ff2adea80d9637b4aa68b818c7ab7a140ae0e84d

SHA256
ca0a1ea4c1a646704f2f3c01f129fea08c4457e540337e451013e96e476e5926

SHA512
533e26027cbb822a3519b47d7b8000771036dbf4aa90f0092538c7e39ad6f2e359fd6eeb659bdf5dfff6f23e232b5f5fdba53f745df7861a9f3c77c1adfc8cd5

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

Filesize
320B

MD5
430c333151983a2682163433e7e8da8e

SHA1
b84659fcfd3f221f40861b1c658e30d983a37c5e

SHA256
1e9b464d6fd803300512efca19d5c7145f7aed3b167a9c2d70fb4e36f48e2006

SHA512
abe8c125ed0a388d9ad7c9ec8024e4beacc21fa6cc1dd80b718e8249136e42619d4ffa705128db7baee797c5997f5db9e419de7385cdd55d37f2c1b212015046

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2892-131-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-199-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-170-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-154-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2892-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3248-150-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-132-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-155-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-174-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-200-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3248-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads