mydoom | 33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4b

General

Target

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Size

29KB
MD5

e2b0b8bd379e987b31cd71cdc4db7dd0
SHA1

c6cb734ccb328ae33a62c1eb87080b5ece43bf7d
SHA256

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4b
SHA512

abe70afcb525b25fa53f609f53e8ea5032c936073121d5929217a51e0dfd69f6065241f868361035485f8cbccae95442312c2e6d819d0567194d41acc02baf5c
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9//+:AEwVs+0jNDY1qi/qX+

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2060-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2060-47-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2060-52-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2060-74-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2060-78-0x0000000000500000-0x0000000000510200-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
2384	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"	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2060-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2060-3-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x000a000000016d64-7.dat	upx
behavioral1/memory/2384-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2060-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2384-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2384-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2060-47-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2060-52-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2384-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0017000000005587-66.dat	upx
behavioral1/memory/2384-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2060-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2060-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2384-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
File opened for modification	C:\Windows\java.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
File created	C:\Windows\java.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.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	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2384	2060	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	30
PID 2060 wrote to memory of 2384	2060	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	30
PID 2060 wrote to memory of 2384	2060	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	30
PID 2060 wrote to memory of 2384	2060	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	30

C:\Users\Admin\AppData\Local\Temp\33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
"C:\Users\Admin\AppData\Local\Temp\33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2060
- 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:2384

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\tmp3E3B.tmp

Filesize
29KB

MD5
8d1815dd5473eb94bdcd2969f635c219

SHA1
4c32bf67900e260559e5a65bd1166564e012336f

SHA256
58889606ee3c8d07f614ce0aab8b361c4ac3ff2657af876a4f2ce6815bed0019

SHA512
2d5d055db1ed3e9867a2231279e2c9e49cd5a9b55bdef91dd3c5cc2d2b266f29d78bdac57cfa3301d389fd499209a1c0ad486b37e7ae552642900f72f634720d

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

Filesize
384B

MD5
30a260b160b201c387d6b20611f8fba8

SHA1
ee3868729336bb704ccd29847472d340ced64fcd

SHA256
c569217cf3b7694731b21f0eb78d3e9e3c99dd81d78b0ed02b8895718c7b85bb

SHA512
ad37e713b017435f0d4f39b711e9f68998899d912c911652bb3434ff623bdf9f8be5a232046261f026e409609ea42a39be75b1c7933ad0c93cbb8162cdaedbaf

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2060-47-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2060-3-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2060-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2060-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2060-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2060-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2060-52-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2384-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2384-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads