mydoom | 2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0

General

Target

2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
Size

29KB
MD5

2784268a4ac9639bf439f9766c3b9eb0
SHA1

18eac35f635e76ae503a797e604e84b55e48aa0b
SHA256

2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0
SHA512

7e5ea297920e7bc78a17c2855c5934585652864ac8325cfd39fffec67a7ce94971e8f7557f05ed12b4538a0067553d9d622ab8bc46e72b9498a6dc024c058d88
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/u:AEwVs+0jNDY1qi/qW

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/2796-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2796-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2796-94-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2796-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2796-149-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
4904	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"	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2796-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x00080000000234b7-4.dat	upx
behavioral2/memory/2796-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2796-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000022357-58.dat	upx
behavioral2/memory/2796-94-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-95-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2796-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2796-149-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-150-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
File created	C:\Windows\services.exe	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
File opened for modification	C:\Windows\java.exe	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.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	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 4904	2796	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe	83
PID 2796 wrote to memory of 4904	2796	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe	83
PID 2796 wrote to memory of 4904	2796	2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe	83

C:\Users\Admin\AppData\Local\Temp\2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe
"C:\Users\Admin\AppData\Local\Temp\2529bb80694fe1df2a5bc17bd1136210e07ab4fe749c13a5cdfc51c61537a9b0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796
- 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:4904

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\VNN58CU3\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp171A.tmp

Filesize
29KB

MD5
9905ebe6395abda13c71138bdb032afa

SHA1
dc8b567adb056898e03418d0841735bb3cdf6363

SHA256
6c4338db87de994305fb840b0021b403f8c7c000505446909c6b0458a39b7f85

SHA512
84151924474962d8f2a732edc464b02bc2edb0e058f2085f51fc74e2c563bddc1cb6706a1da79b915a1b154d8410dd66985ca06a726a90da32e818cdfc9a2534

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

Filesize
320B

MD5
706dcf0257625cd274067328530246df

SHA1
d045ce2f1433693b40ca064b5d0038b825933681

SHA256
1a6f22aed7ca5efac85fbe319460da74d4697c49e325714bc0a0e531dc8dd4cd

SHA512
2357ce5d2b640ffc5f623f99cddb71786d848c36b88fe7901f534ad487f29abf9b91174cc84ea15f447b51d98c33951e1384cdf45adbd0a81d21f2e845f6c174

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2796-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2796-149-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2796-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2796-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2796-94-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2796-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4904-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-95-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-150-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads