mydoom | 3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342f

General

Target

3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
Size

28KB
MD5

78753087b0232a198057cf60f5e2ce30
SHA1

5d5ca044305d2c78952092becf608ee720c062aa
SHA256

3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342f
SHA512

c2d4fdfaf15e849c90f65f59be7ef15d15d31b86747226eeb5a30f58a95e1f3cd2c1d09424a064e160c4d519d3412c49cdd8edc070ece5c223029136631bab19
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNWeNxe:Dv8IRRdsxq1DjJcqf2Q

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/2192-15-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2192-59-0x0000000000500000-0x0000000000510000-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
2320	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"	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2192-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2192-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016d04-7.dat	upx
behavioral1/memory/2192-15-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2320-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2320-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2192-59-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2320-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
File opened for modification	C:\Windows\java.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
File created	C:\Windows\java.exe	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.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	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2320	2192	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	30
PID 2192 wrote to memory of 2320	2192	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	30
PID 2192 wrote to memory of 2320	2192	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	30
PID 2192 wrote to memory of 2320	2192	3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe	30

C:\Users\Admin\AppData\Local\Temp\3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe
"C:\Users\Admin\AppData\Local\Temp\3ef05dd5e3b82dadbdde2e0c177bf0a18483efbd704668bfc732eef1157c342fN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2192
- 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:2320

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\tmp5D6E.tmp

Filesize
28KB

MD5
b75f0c99e05c86872366e2d4500815c9

SHA1
585a5a4d3cdf7c015ab846d4fc68015176ce6d7c

SHA256
375d8ab51d96f7a6c92caf6cf27772cf2341e0d8a533b6f253d9d6d7b994b013

SHA512
c4c387263b72810f59a8abdacf0186024755a765f8154f94a4f973efeb76bab49b80e24f29f1cb2f01bd41751f9f1a5dbed2f1a771057b408cfad8d0d1ae3ba3

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

Filesize
1KB

MD5
892bcf79f54f4d1b74342df042132598

SHA1
f8c0da5f17f5198cff5985411e8a0cc1a5295ebb

SHA256
2539cb35b423dcd5c233de6ecc6d384f8483d8eebea2bf9026148bd61d200dd2

SHA512
568ad73f4dad947e5284bdcf4bbc0ec4cdf06b8234ee9a97ad43b30eab12fdf11505d8d0fe55df04f648110a98f8b0583d331c5ee39c7575b99cea873d9cfbe2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2192-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2192-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2192-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2192-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2192-59-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2320-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads