mydoom | f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7a

General

Target

f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe
Size

29KB
MD5

1e0b9bdd5fbdfef2561d50ce3093ce60
SHA1

0626ac81e5bc6f06995deefe946215dbf48b505c
SHA256

f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7a
SHA512

9c2e1f8ef8af6a48ee25c2b5e26d1a2d50a781d47c6950e960a59179ae0e650945b26b28433be63a02d0f69e293509ddc7c212aa255bc5b89bfdbc12b74f3255
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/2:AEwVs+0jNDY1qi/qO

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1064-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1064-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1064-58-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1064-60-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1064-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1064-72-0x0000000000500000-0x0000000000510200-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
1932	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"	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.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/1064-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1064-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c7c-7.dat	upx
behavioral1/memory/1932-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1064-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1064-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-48.dat	upx
behavioral1/memory/1064-58-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-59-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1064-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1064-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1932-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1064-72-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1932-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe
File created	C:\Windows\java.exe	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe
File created	C:\Windows\services.exe	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.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	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 1932	1064	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe	30
PID 1064 wrote to memory of 1932	1064	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe	30
PID 1064 wrote to memory of 1932	1064	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe	30
PID 1064 wrote to memory of 1932	1064	f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe	30

C:\Users\Admin\AppData\Local\Temp\f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe
"C:\Users\Admin\AppData\Local\Temp\f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064
- 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:1932

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\tmp7429.tmp

Filesize
29KB

MD5
1e0b9bdd5fbdfef2561d50ce3093ce60

SHA1
0626ac81e5bc6f06995deefe946215dbf48b505c

SHA256
f76339c3bd5bd1f806d237fd3c5b1cbbd2b5113763c6fa085d7fcec820d97e7a

SHA512
9c2e1f8ef8af6a48ee25c2b5e26d1a2d50a781d47c6950e960a59179ae0e650945b26b28433be63a02d0f69e293509ddc7c212aa255bc5b89bfdbc12b74f3255

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

Filesize
352B

MD5
3aff13218321f3b528828a8e2ae8aabd

SHA1
6e0441015e1b740b1aeb3767d006aa9090d45cbe

SHA256
be85b2d88b320306b0c9a515e5d09df336c0c8b47637dfd9820b8ab6fb50fbbe

SHA512
01a4b58f8c0ad0a938bdcdeb3d4477dfd8db5a21e0324ce5350c5e73a85f6684387c2aa1768c5fe96f6dcd1c85ec30710c6d2c2f4251e86505a53e7a7fb717ec

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

Filesize
352B

MD5
748bf579bda8dc4e98f17128b05f24dd

SHA1
b0a0b98a39a8a85afe1214e0befe357adfa30d87

SHA256
146cee60048acc27c9e97a3ae7e6a58045333c115a75e89c9414b0ed4c7a3318

SHA512
b5de7ee63ef851ad30e248d9030788329b5d96acf574369fbd4f5eddb2dcdb773a57bcd2c649f33603f4af1a38ad939048a06efee4940109a67f20db0358a9d9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1064-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1064-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1064-72-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-58-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1064-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1064-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1932-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-59-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads