mydoom | 4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce

General

Target

4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe
Size

28KB
MD5

66627d38a138ab36bbde492e028ad745
SHA1

c5077499321256a789a80e7cf65d157cac7e3db8
SHA256

4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce
SHA512

a0c7132afb5250f1dcd2c8f093bc917b00ede5b1940b68443b5405347c2de6cec48d57d4875c2ec6317ce4fcbf5c7baa3b2ef2ebdd2a8825a1995e3f5a451a47
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNGCANy:Dv8IRRdsxq1DjJcqfbG

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1992-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1992-37-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1992-61-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1992-65-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1992-70-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/1992-77-0x0000000000500000-0x0000000000510000-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
2268	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"	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1992-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1992-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016ab9-7.dat	upx
behavioral1/memory/2268-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1992-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2268-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1992-37-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2268-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-53.dat	upx
behavioral1/memory/1992-61-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2268-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1992-65-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1992-70-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2268-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2268-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1992-77-0x0000000000500000-0x0000000000510000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe
File opened for modification	C:\Windows\java.exe	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe
File created	C:\Windows\java.exe	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2268	1992	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe	30
PID 1992 wrote to memory of 2268	1992	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe	30
PID 1992 wrote to memory of 2268	1992	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe	30
PID 1992 wrote to memory of 2268	1992	4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe	30

C:\Users\Admin\AppData\Local\Temp\4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe
"C:\Users\Admin\AppData\Local\Temp\4d92f6852fd823f2b477470de3debcba683623a9fe321841e322564b21d970ce.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1992
- 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:2268

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\Temp\tmpC3BE.tmp

Filesize
28KB

MD5
e186edcd953133625eed40387cc4c622

SHA1
141ea8490529f14826c778fa239e5a28d6bd5c34

SHA256
711595c4c15ac612c16bc3db7e7b07cb7e89970dd503a500bb925e8ad5cd5625

SHA512
cf3e2c8e20e107f32adf9788debd3f77862d51e1d4884e247347b09fc2ad66cc807fbd4a15590e0be14ab711efca0280ceccaab8438be0d51b590b45c212d1a9

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

Filesize
1KB

MD5
437511dd47f8d3188a7b926728de20a4

SHA1
0b640a496c361feb99b0b6dfd44b67b681aaa805

SHA256
d331849c70e3e7f24c203fad3a64610b226bed433ed82a24c7afeaebdcada2e7

SHA512
e963dd5d597f26c0d133d207a47502d7a737e47d0832e7d9ce7719511dada3bea65f607233963d735952d123b4f21b53e7f95121eb1f9a2352b9351987b9d57c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1992-61-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-37-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1992-77-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-70-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-65-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1992-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1992-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2268-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads