mydoom | ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2024 06:46

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General

Target

ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe
Size

56KB
MD5

f264ce92457e37c134badc8967e95188
SHA1

e95041a4b870dbb12fe53d520dfd49f78b3d2829
SHA256

ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731
SHA512

2463bac8ac946bfdda913fc4f31f0d054eab48ca9c614112b05d470a24445eb78082be52f52dd08f9f6b22a9f6571ad57eee270ef5a0a905c4e72cffb445d0db
SSDEEP

768:aq9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfTH0KoAZ:aqk/Zdic/qjh8MJDH++vCVKdZ

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4948-0-0x0000000000500000-0x0000000000511000-memory.dmp	family_mydoom
behavioral2/memory/4948-13-0x0000000000500000-0x0000000000511000-memory.dmp	family_mydoom
behavioral2/files/0x0003000000021ed4-43.dat	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2896	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"	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4948-0-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral2/files/0x0008000000023c6e-4.dat	upx
behavioral2/memory/2896-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4948-13-0x0000000000500000-0x0000000000511000-memory.dmp	upx
behavioral2/memory/2896-14-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021ed4-43.dat	upx
behavioral2/memory/2896-133-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-157-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-158-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-162-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-201-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-241-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2896-273-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe
File created	C:\Windows\java.exe	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe
File created	C:\Windows\services.exe	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.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	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4948 wrote to memory of 2896	4948	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe	83
PID 4948 wrote to memory of 2896	4948	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe	83
PID 4948 wrote to memory of 2896	4948	ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe	83

C:\Users\Admin\AppData\Local\Temp\ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe
"C:\Users\Admin\AppData\Local\Temp\ef456a96a27a93b51d914c864eb0c98911bb5f72e5d3445387a972a9e19b6731.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4948
- 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:2896

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2YUS9Q6F\default[1].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2YUS9Q6F\default[5].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2YUS9Q6F\default[7].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4VCA4X1\default[3].htm

Filesize
308B

MD5
5243568476eb2052b2f3b67dc9053e86

SHA1
b126aa6506772f9024b76580bdf28b45e3a7f051

SHA256
2d458622dc76eb87e44cc7db89309efdf50f99821145ae86864fd1b714cbaa80

SHA512
3c68cef4e3daa4bca6e8b3aa5a31874be1e4dec38fe9781c6fe4890980744527d0c6818eeb519f8e6b322118e1f08302d85972fa7da4ba8be9421aabf9a77833

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H4VCA4X1\default[5].htm

Filesize
310B

MD5
2a8026547dafd0504845f41881ed3ab4

SHA1
bedb776ce5eb9d61e602562a926d0fe182d499db

SHA256
231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce

SHA512
1f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1035.tmp

Filesize
56KB

MD5
9a792f4b82d58ba388fc223ca110e179

SHA1
670a514d75ddade6d287144e6484a01b341afb9a

SHA256
5751d0c1e0c9597006dec7492be150835602cbb2621642346af336732bc4fd7a

SHA512
551104ba8e8a22e09246997a379268a5b460d023538060c0de930cb1599af6adc4557d43eb0fd0da9d7d3e30c40b2d3e4a41f96b3a519f0527cff56dcd72c10f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1205.tmp

Filesize
56KB

MD5
226c8b32894b34446e527b26743525b5

SHA1
5138c8927f8e59fb2681703bc2aa7a182c7a3d99

SHA256
a072c7e7c3f929b0ff1273e96c31179ac75ca831427e590ca505cbf15cfc9071

SHA512
a585036c8c4080bdee8b3af8065b93324d3665a16777cc2912653b44455d02926002c3c206d83d3d0352b0912c353bbc65feb08371dc1a9fed78b035ccfd19d8

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

Filesize
1KB

MD5
ae56ec5975c8c1ac5fdba795ac0648bf

SHA1
26f337899db51a879770d969d132c8208e0a1ba7

SHA256
407b35ae6b7f37db765664cf6ecd5ad9cbedb63f5235e94b699b9e68a85c75ba

SHA512
a474a8e7056506ca2e409fd55435b4103bfc0a36c4cd3daa4abba89646a83ae0488cb8a4088a15d511235787f39bbce2c3b281ff1d6da7e16996b3087cb3f375

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

Filesize
1KB

MD5
96a6fbadd0e30a04c85764eb085b21a0

SHA1
c708c84b7ce887fec8f917d58d7f422a16ae59aa

SHA256
5ef6233b84a05e459502c29c62f83da9a3f7e688ceff9613de100e5cf7599ffa

SHA512
be92d0f2ca4236c657fb6101cc9291fd907f7bca6c0cc1919ddbd6112e899bd7ed18dcb69be8f1d84bfdd05660a70384fb4aa87ab0f91d7092c36ee7af98bdce

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

Filesize
1KB

MD5
1d01aad18ae8fd7e8b5e5ce7e40099fa

SHA1
572412a00f60bb5106d33da49c527ea26030e869

SHA256
3314fce246515965a8adb2993578851ec86c0e4bb5e01ff434e97b60e740f3be

SHA512
2cf5157965a5c0df904219d16c3e22a108cfb462cfb12da09212fddde4ebd89e8a8fbe0950f0b8e365e2b63f6eb58a0957e11fb379896db31e8603ac0de3f23c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2896-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-133-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-157-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-158-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-162-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-201-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-241-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-273-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-14-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2896-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4948-13-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download
memory/4948-0-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads