mydoom | 84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3b

General

Target

84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe
Size

29KB
MD5

cf4d5e130509642f4cbf491c66392d20
SHA1

b3afe2861b7f81c0c39673e481ea4bf7555694aa
SHA256

84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3b
SHA512

ee85aceaf6e05d3fd64142d60a161bb0997aed9fdab16ed0b1e3bad1b63d6361f894008b02ce64052c66de3ee1025e11999c4ad4746bdd11d4ff243428a49f5d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/iE:AEwVs+0jNDY1qi/qKE

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/1900-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1900-53-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1900-80-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
2340	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"	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.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
behavioral1/memory/1900-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1900-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016d71-7.dat	upx
behavioral1/memory/2340-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1900-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1900-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2340-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1900-53-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2340-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2340-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0033000000016d04-72.dat	upx
behavioral1/memory/1900-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2340-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe
File opened for modification	C:\Windows\java.exe	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe
File created	C:\Windows\java.exe	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.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	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 2340	1900	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe	30
PID 1900 wrote to memory of 2340	1900	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe	30
PID 1900 wrote to memory of 2340	1900	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe	30
PID 1900 wrote to memory of 2340	1900	84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe	30

C:\Users\Admin\AppData\Local\Temp\84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe
"C:\Users\Admin\AppData\Local\Temp\84ca17d73ad909aa3c04cbad91fe44474499ed8860e7b17bce48dbdcf0980f3bN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900
- 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:2340

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF099.tmp

Filesize
29KB

MD5
5323b200046ac79d037daf7597425dbd

SHA1
0c95a01339a718b21b2c54585a079f0204a8ab58

SHA256
4bb447d562a4dec58eb1d5d45d4173faaf72893503c82c575ab40e005950aa01

SHA512
10115c8c19f52f25e5d0354770b74d7a66f1e7bc212ae542e497778af58ce67ec92968c9bbbec8c2ddbc8388bbef2ed690da8562b57549003912c2c17fc10c76

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

Filesize
320B

MD5
f0174278d3e4c336f880069851c1cbae

SHA1
f70911d126ce8533ef59b8c7cde819f959be2f70

SHA256
7202348ac9244a56720306d70569799938a456411c1fc495f29b230b5e4c4af9

SHA512
6c2ba17fff7fa90ccd5f00ac7de94f0cfd9f8f65e2884304c26f34669216e525f63738c2e57b36439d8ac68e5a45b80e634a86229988de1d31b5bf8572e2064c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1900-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1900-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1900-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1900-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1900-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1900-53-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2340-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2340-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads