mydoom | beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3

General

Target

beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe
Size

29KB
MD5

daf2a514dd9332d0d94bad058a08aec0
SHA1

40310b0f83bb157dd48f3fde881b7a96263258c5
SHA256

beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3
SHA512

d48691bd59a15deaf3e3752b856463f8b43bbf611bb7410fef7c236367374fb0e8d9e6cc6e2234e33bd1f6ee3012b1cf44e620f1c0291a056461d1d7f363c7c8
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/hhQ:AEwVs+0jNDY1qi/qJm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/4432-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4432-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4432-108-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4432-141-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4432-145-0x0000000000500000-0x0000000000510200-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
5080	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"	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.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/4432-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0009000000023c8b-4.dat	upx
behavioral2/memory/5080-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4432-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5080-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5080-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4432-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5080-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000021f4b-55.dat	upx
behavioral2/memory/4432-108-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5080-109-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4432-141-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5080-142-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4432-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5080-146-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe
File created	C:\Windows\java.exe	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe
File created	C:\Windows\services.exe	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.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	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 5080	4432	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe	83
PID 4432 wrote to memory of 5080	4432	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe	83
PID 4432 wrote to memory of 5080	4432	beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe	83

C:\Users\Admin\AppData\Local\Temp\beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe
"C:\Users\Admin\AppData\Local\Temp\beefdbf0d0b7bf8225c2e257c5e2dd08cf17585ed594cd9a6482c34494587cc3N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4432
- 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:5080

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\O4PTG2YB\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF654.tmp

Filesize
29KB

MD5
5db3e12434260756e71c6935ed38d212

SHA1
effebed7d663aadda7b26f330bde1dff2725748d

SHA256
293e5bfb1d077ea415a7ddd665a4288f63054958c0274dccf9256735229ed261

SHA512
2a806869be641359d8475df030c50f89123eb5dd980e5851031f95e46aa8ca690ddf01f545bb673a2749cc24e0be8ed06c7638672bc673365024a9374396545b

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

Filesize
320B

MD5
9308dadaf021b96f1e1635f9b6dc3451

SHA1
45859c9980b76a1adb09b37b24032bca2d2783ee

SHA256
b380812e55dff3d864ac08b107fd9cd34c8931818e60eeb7a35caf16fffa7ca1

SHA512
b09f9bb3a00ad7d2224db900bc3221cb555a0599b84bfdebdc79b03c2c609953b7a7edc21c8cdf610b9d541ae437fca1c078afe0e3de8aadcce277ed7d92aac7

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

Filesize
320B

MD5
8c899e9519e0b59ea7f652ba9f5be627

SHA1
1458eb11ec8d864f973ab779bc42204dcdfa2d4d

SHA256
205f4d2d000fae34ad79fedfc86caab261f1cf9e998daebb66ec75272650532b

SHA512
64c1b54dee8d68b85b0fb65fb060ef87996ba92dc05c7aa0644d046b13a54fa433958be1c4c66cee234dafb4a778e83db3f4beaa7f20a80eb9bcff9f4368dfe6

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4432-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4432-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4432-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4432-141-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4432-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4432-108-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5080-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-109-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-142-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5080-146-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads