mydoom | b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 07:51

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General

Target

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
Size

29KB
MD5

a8b7128224ef6bc0e7241f09596be984
SHA1

a67f6719fbc53fed24d30e3600756fb6cd9ab18e
SHA256

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46
SHA512

c09a88f465079fa171a4b4de15f319d538a5bcbbb7242b78bbced4599121088bebc25f500b634a63bb7119df6322c823d5ae68a8a95362cf50b57fe7a590947a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/l:AEwVs+0jNDY1qi/q9

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 9 IoCs

Processes:

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/4912-107-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-152-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-156-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-163-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-199-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-235-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4912-278-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

Processes:

services.exe

pid	Process
5116	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.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

Processes:

resource	yara_rule
behavioral2/memory/4912-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000c000000023b74-4.dat	upx
behavioral2/memory/5116-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000d000000021a70-48.dat	upx
behavioral2/memory/4912-107-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-108-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-156-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-157-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-163-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-164-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-199-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-200-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5116-236-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4912-235-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4912-278-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5116-279-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe

description	ioc	Process
File created	C:\Windows\services.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
File opened for modification	C:\Windows\java.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
File created	C:\Windows\java.exe	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.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

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe

description	pid	Process	procid_target
PID 4912 wrote to memory of 5116	4912	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	83
PID 4912 wrote to memory of 5116	4912	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	83
PID 4912 wrote to memory of 5116	4912	b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe	83

C:\Users\Admin\AppData\Local\Temp\b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.exe
"C:\Users\Admin\AppData\Local\Temp\b26caf5e2f42941c3faed185b3010a09cbbc25d12a470dfde275d8abb98d8a46.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:5116

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\4OVS68NE\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9IEW0KLU\default[3].htm

Filesize
304B

MD5
267ddfdbb8d492b25de208d84b290f1c

SHA1
9f57d9f19f25549e1232489a0c101a92e851de2f

SHA256
ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586

SHA512
0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9IEW0KLU\default[4].htm

Filesize
304B

MD5
cde2c6ec81201bdd39579745c69d502f

SHA1
e025748a7d4361b2803140ed0f0abda1797f5388

SHA256
a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f

SHA512
de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L6PPXFHA\default8M1I16AI.htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L6PPXFHA\default[1].htm

Filesize
311B

MD5
cb42662caffe525e9957c942617edf06

SHA1
615009db9a1a242579e639ee0fc7a2a765095bfe

SHA256
312bf5c9a1a122abc6361bf8ed01a44346285b962c0d273ef2de0eb796ae1b15

SHA512
3e6777f1f74f64fff6cb2bd1a81a6c08d9a64feeebc3deb7cacb8f0f41b23a5c59a8e6294b99c76dd386aaaf9043a1a252ac47910fe1801bdc2995f7b675692c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L6PPXFHA\default[5].htm

Filesize
312B

MD5
5431b34b55fc2e8dfe8e2e977e26e6b5

SHA1
87cf8feeb854e523871271b6f5634576de3e7c40

SHA256
3d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432

SHA512
6f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8C6E.tmp

Filesize
29KB

MD5
9fda8c115c11aad69b28e629c38072c8

SHA1
b18f54d3e738c7876a6fb995dbbd66a013076a09

SHA256
661fe1a152b55018adae250b3e9b236a23ba3327b649ce70a7f6621574b4b15c

SHA512
cecd7b3e3797d41f8a143d096e82000f91e7659e6cdd12fe275ff0c741d23a494f0bcbff9a60890548686492664444d38e57faa764e57c97dd4762241a92d0e3

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

Filesize
320B

MD5
33efc1e60856490fa1b1df8e16bfa701

SHA1
e26a73ba96cc799199c82d164c394d83e6787c2e

SHA256
984fce1bed5080bbbfbed65d900a53d080d327debdce83ad2acc36e537f53097

SHA512
74415bd74f043beb713fd3892659a807179da3fe1116b6f6076c785fa8e7fdbbbdc0944179c451eadc85eeb82c1a63433cfb56424867338bb936a15e4fe588b7

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

Filesize
320B

MD5
a1a8ffe7db001c9d5c622c89230c0e95

SHA1
2eeccc8da37e48c01d92684a3f0148dbc112d6dd

SHA256
1e0e2fcba59fba79b0986b826bf166b7060c0b8664b1966a9d68708ea5065451

SHA512
3e24c1632befab58ba4d64dd9f44154e47aaf27cdc83f3f49742938ad2d8ca204dee5b77f31fee1eda919722ad131339fb5442565726222492a685bdb5f1a07c

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

Filesize
320B

MD5
0107639185bb41dffdafc7e48277fc65

SHA1
ae7892d480a58c1c3524c261743592794d6b39f1

SHA256
c9738e67e99cb195c9f5b170b313a3c668bd29c5de07ab4f6b130bef532ccff9

SHA512
fc1d85a90afdfd26f8d82ad196c6d3f4236bef0cc64db2f53a3e2b41ccca24d4ef8b70f1f3ae9d2b07edceb9ea970712e219474f277c75a014e75759f952a794

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4912-199-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-235-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

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

Filesize
64KB

Download
memory/4912-107-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

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

Filesize
64KB

Download
memory/4912-278-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

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

Filesize
64KB

Download
memory/4912-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-163-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4912-156-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5116-236-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-200-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-164-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-157-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-279-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-108-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5116-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download