mydoom | ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe

Analysis

max time kernel
150s
max time network
151s
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, 11:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
Size

29KB
MD5

73a3d606064a7160d17c5126b7f200bc
SHA1

42864206973b583ffd1673a769cdf895565ca44b
SHA256

ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe
SHA512

632952c14f8b52798904eab99c6e658ccb45e69d3ea1e71ea27d1edf9101c3004d4aca089517590873c9f09705a0db865e3c2536b9e54e3847e0fc171fddac75
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/efDuB:AEwVs+0jNDY1qi/q2fQ

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 9 IoCs

resource	yara_rule
behavioral2/memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-112-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-143-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-149-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-169-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-204-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-244-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-284-0x0000000000500000-0x0000000000510200-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
3764	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"	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 28 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4912-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023ca3-4.dat	upx
behavioral2/memory/3764-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000d0000000218b4-49.dat	upx
behavioral2/memory/4912-112-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-113-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-143-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-144-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3764-148-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-149-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-150-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-169-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-176-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-204-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-205-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-244-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-245-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-284-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3764-285-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
File created	C:\Windows\java.exe	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
File created	C:\Windows\services.exe	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.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	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 3764	4912	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe	82
PID 4912 wrote to memory of 3764	4912	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe	82
PID 4912 wrote to memory of 3764	4912	ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe	82

C:\Users\Admin\AppData\Local\Temp\ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe
"C:\Users\Admin\AppData\Local\Temp\ef0dc15dd3024d4b0e52446d9fa777b6e3e0236bf16c3a35290ce37200b74bfe.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4912
- 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:3764

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\HA5FC889\default[3].htm

Filesize
312B

MD5
68aaab294418cf29e2bfe108b83d5e0e

SHA1
6d0fe2d9c14dd6a8d945624c99917129d876c408

SHA256
ce8372f561e15cf3fbe226108a689130fe678a809e571fdf337051affc9e8553

SHA512
62631eb0542f5fe92b37ad31d81a17926229f3636f5961c2c6263c254a19493850d200536230ee14528579dd59efb8c09b9a3ecf3f62f147d1817419f9c950b9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\default[4].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HOI3BGS3\default[1].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HOI3BGS3\default[2].htm

Filesize
315B

MD5
14b82aec966e8e370a28053db081f4e9

SHA1
a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

SHA256
202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

SHA512
ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\mlmlui7sz.log

Filesize
320B

MD5
f94a43ff2fc055692f3223b67ef2c1ef

SHA1
eb99a0eb9ebf683a2b93e2936426184957a408bc

SHA256
b6ffe03abb1f268ab79f75fbfd367545e5a31377b730a3a696b6c89931d3d632

SHA512
bf0b4384f2ee1c24ae8d6c5ed0819249d530bd5537c36e13102b7a6b94483b54d571b37f7cba9e18029e8912f1d72afc62154cd5147ff7c311a2a401b46b4652

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA65F.tmp

Filesize
29KB

MD5
928abb0d993293a341dad615135c54ab

SHA1
7c114958850db719f7b8cf9c1d54752461745aa3

SHA256
aca96a74dd4cc1a4357a25b928fcdb2f7f78b5c9aac3b466346c0335b8d2018c

SHA512
364b6d0c09fb1732de75f6481d6cc2854384e427df3b0c78628f343f48a83795a2166982a781fca4a716dd9a617c24a47cb0aea908dd845da193c77289bc7b92

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA6BF.tmp

Filesize
29KB

MD5
8ae70ef49ddd02677443a4a146053cec

SHA1
cf756b8eaf83fbcf16ae3a0ed3c04b69daa4d295

SHA256
85cb90f0168e5f89e521a7dd256178757550219cd420af80ceb21c09782c9467

SHA512
8f1ba3628d6c86b00047ebb87c77b571eae7a8de869c7100b0d68a7b9f7e9a9e757ee1281b8541a3f94bca2c867b6e55002d804c1c3324691ec071f56c9ea340

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

Filesize
352B

MD5
ec4dca98d39902bc13a00417ccc0f858

SHA1
08b2bc78384255a792921a322621140cab23e66c

SHA256
1cefad7fe0a085f314110863c94fbe762ecf86af6526105251e421a7b90079ce

SHA512
b0be3cdb5e554c6d4e2b4f20aca8da1f97e48e45413ae40cd25ffd8462b74aaa5fef5a3a0c48f9c7bd2934a7c290bb6591c16ede397ccd9e2ae79170c9c08557

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

Filesize
352B

MD5
bf9737daff85be0aad7209ace69b6616

SHA1
85926905ab383db9f74e7a1ae3afdf2b666c6960

SHA256
cdc2203d7e5ef1bf963188cd43011fee210a2a7ae516637fe312db3c1e26b27d

SHA512
aed304b4e14c8d8c89303ccf172d91fb8daf8c9628a8d159b3e0e3af78673b7a8fd8c6448cfee0aea9bff314bd61fb26fb062ba7b5591bae947c53c2c1fcb75b

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

Filesize
352B

MD5
f4f3320dd78b248bc2c8cb8b3137cd68

SHA1
1c2cd0b0c492ab33b60ba541b8c54ba276fc632f

SHA256
84e0ccde82ee099769a2af60dfdbb69c3c7b407a1d70d3fc060fd74c13da1325

SHA512
21bd59b22c4d9d61c1ecc168c862dba7759ed1384bb1b5a0046aff5a2a222e5742fa6076d2d6ed7f40ed9afec5dbd11cdfceebf2d91ade90ca8eeae8149c7b2d

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3764-113-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-285-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-144-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-148-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-245-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-150-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-205-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3764-176-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4912-204-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-169-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-244-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-149-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-143-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-284-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-112-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads