mydoom | c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148

General

Target

c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe
Size

29KB
MD5

913c07515d1d056ad2c80fb7fde4bbe0
SHA1

5d96f21de784aba133a45b6a1703736582784ef9
SHA256

c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148
SHA512

40fba3d310cf11799a933f4f72c637e9bc31a028ef75782ed6da5b494d1e71538ee586b1b230dae81b04e8981032546830a250c0942c923c72fd3cb9127bb2e5
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xI:AEwVs+0jNDY1qi/q5I

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/848-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/848-56-0x0000000000500000-0x0000000000510200-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
3828	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral2/memory/848-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b80-7.dat	upx
behavioral2/memory/3828-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/848-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3828-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3828-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/848-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3828-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe
File opened for modification	C:\Windows\java.exe	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe
File created	C:\Windows\java.exe	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.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	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 3828	848	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe	83
PID 848 wrote to memory of 3828	848	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe	83
PID 848 wrote to memory of 3828	848	c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe	83

C:\Users\Admin\AppData\Local\Temp\c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe
"C:\Users\Admin\AppData\Local\Temp\c6d63b5042c27671412296f6d93449cdc0e90ebfc4796b93d3c83c4e3c2ef148N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:848
- 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:3828

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\rxkn9ioex.log

Filesize
320B

MD5
fbe5d24efdcfc137d6bac1f489744843

SHA1
badc9d8957ebebfb1b4b06d4355840a3a4eee1b0

SHA256
3d2bb64db7a3979dd6d08fca5c93a4ecb25aab7fb2939cbebce8dcb1ff88ca30

SHA512
bb80923c8c91ca70c1af6e1fa0c3e9d4093181783e3614ac3250c8e6f4a61a182a972627a0d18c23093d1ded7e0b5d7c6b6a818ed5696fa0e79c551cb9918bc5

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/848-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/848-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/848-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3828-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3828-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads