mydoom | d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6

General

Target

d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe
Size

29KB
MD5

87e9f91c63b534b46fd885c56f32f7c0
SHA1

cc1dc0937ee10ecb1872d3122f2b3132602a9b3f
SHA256

d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6
SHA512

64f1a43b847c06fa66213b6e3c9f17f0f3be79b80e64d9b7972f843fd79bc27adf3dc0fea44fbe8e7d1567996ba62ed01fa43fd2e24a1ad291cd78bdee6cbdb9
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5e:AEwVs+0jNDY1qi/qM

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/3092-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3092-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3092-137-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3092-169-0x0000000000500000-0x0000000000510200-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
4028	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"	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.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/3092-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b7a-4.dat	upx
behavioral2/memory/4028-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3092-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4028-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4028-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3092-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4028-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-60.dat	upx
behavioral2/memory/3092-137-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4028-138-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3092-169-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe
File opened for modification	C:\Windows\java.exe	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe
File created	C:\Windows\java.exe	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.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	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3092 wrote to memory of 4028	3092	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe	82
PID 3092 wrote to memory of 4028	3092	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe	82
PID 3092 wrote to memory of 4028	3092	d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe	82

C:\Users\Admin\AppData\Local\Temp\d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe
"C:\Users\Admin\AppData\Local\Temp\d8928158bf783fd283f738afd9c98ee82168e9e9d8c56730625894f7e8957bd6N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092
- 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:4028

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\84KCLP1T\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

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

Filesize
320B

MD5
4b64386ead258ae0e040bde925d32230

SHA1
55e470ed606c754c6378bf52c1b14f1a1d2e0bf5

SHA256
027abf17151be464c3ec85ed62d2bbcd89de4515be9cc1912093bf7c3b25200a

SHA512
498a7a1e3eed3d43a7abb5907def0d13d75cf36719ca62dec7ec5c1827eb627e5d47c1b2042d3e2887b390730a1099d61fc8d900d060f10ba85d71c532fd11f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp23E9.tmp

Filesize
29KB

MD5
741f5e6837a45c054046abfa8564f736

SHA1
e8c152f606ab4faad72115139e9b2ac68561a4be

SHA256
cb447f4f86c2cf32b320915bc6c2edb9425a367ea65f49cf818fc2aeb343e264

SHA512
0d61a00f7027726ed78c8f1953b2daab8e2e2678fc659dc566ae454ef470ce09603a762dc3605ba6686deb6df8960ce29e67a59c8ef0cacf782ef4bf8a924a36

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

Filesize
352B

MD5
30d2b9eeda61d0005ecba3164df31a94

SHA1
965efe62a6ccc1aa48fbfd701f75e88f931b5832

SHA256
f7166c8c5c0f59c8037d80823d64a27087cb93d23304c1ffcc316a19e22de03a

SHA512
1835f54d2a708262e7e21ba5cd05205efaeb81d4123f4cd2709288d34a2993a7e8cba1f332788ef45d68f6d4969d1595a3f9e78e6b8a6a5456dfcf5eb4d386de

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3092-169-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3092-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3092-137-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3092-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3092-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4028-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4028-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads