mydoom | b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0

General

Target

b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
Size

29KB
MD5

b39c94c08a64b84cbfb47629bfd4c0a0
SHA1

bd80cc8f548810a3d746672ae5119de3ba663ed5
SHA256

b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0
SHA512

853f8d1bea57e1003eb4309285fa62f86005d175fda49a1790d4557717ea08b83b362e193d38ce24ba0f99c6054225a9e39871eec0a26cd12c70f5a323d801e2
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/d:AEwVs+0jNDY1qi/ql

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/4748-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4748-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4748-132-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4748-168-0x0000000000500000-0x0000000000510200-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
4880	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"	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4748-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c89-4.dat	upx
behavioral2/memory/4880-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4748-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4880-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4748-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4880-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000d000000021a70-55.dat	upx
behavioral2/memory/4748-132-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4880-133-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4748-168-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4880-169-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4880-173-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
File created	C:\Windows\services.exe	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
File opened for modification	C:\Windows\java.exe	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.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	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 4880	4748	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe	83
PID 4748 wrote to memory of 4880	4748	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe	83
PID 4748 wrote to memory of 4880	4748	b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe	83

C:\Users\Admin\AppData\Local\Temp\b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe
"C:\Users\Admin\AppData\Local\Temp\b549ada62261607d659cabfe79e3025ab4cfceaaee76e0be66eb263ae70411f0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4748
- 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:4880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

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\Temp\tmp2860.tmp

Filesize
29KB

MD5
c25a0f8b1a076c99b6fcf7d162320b23

SHA1
fc7a73313e9eed7c0bafb6575e75cba8edd270cb

SHA256
aa7313c58794f168e99ce761a5e21a8f17e9d6077dbf78cade6152392e66f8e7

SHA512
cecb8483e45589342836e4dfd6a3d8da00df8f75254fd47a1cbf2485f5a99b180af9894b4b766e6e6128d54eee2466f8d3ea1363632a96f8a9df73e1a1a883ae

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

Filesize
320B

MD5
dfe883e4011af7daabad4b6e3e01c03b

SHA1
6ba9f04c3450c14de44f3edb1a73c0f84cc8a51e

SHA256
1c43079e0966a76a4279b588b2d55be522db4129eb65501d8b1f7aadb6a02f80

SHA512
a8d9cb72c91870796115efa7246e5d19b4a9a756c98b6887b96a1ee312ba2da37c531b5296e5947dd4efa024dd03d3a2d5f9a14b51a4bd96c6292a4dec8385cf

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

Filesize
320B

MD5
e8454d554bda5de6e3cfed23d4b191dc

SHA1
ba720f2b712ee6ab7414bf4d08a4a85b864a570e

SHA256
9d2ebbbca73017bc6de1a7ff3017ca74085f86dbe1cd23bbb93eb4f5007d618d

SHA512
46c1376aeeec70901c8a1c11723f682b10abfc6d832fbd3484404ab4a0b806db2b1b79ec8760bcbc89c185fe8d510f230420575fe7ec32f8e733e27d6c570e69

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4748-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4748-168-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4748-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4748-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4748-132-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4880-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-133-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-169-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4880-173-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads