mydoom | 75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf

General

Target

75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
Size

29KB
MD5

74d48bc776a8de1f50729cd72ba75456
SHA1

b04dc46b211300fe6e07a1ef9bf018a4ae6e5649
SHA256

75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf
SHA512

ee8b41c947ab780df1806f8ff798ef619f9c696bbb0749a7b7c00b3fd3a639b7a024ed6cce152313b231755afe66c87891ad5cac85ea6e5f7a1049816610988d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1xhX:AEwVs+0jNDY1qi/qNxN

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral1/memory/1724-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1724-57-0x0000000000500000-0x0000000000510200-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
1876	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"	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1724-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1876-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c73-8.dat	upx
behavioral1/memory/1724-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1724-18-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/1876-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1724-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1876-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1876-63-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d1d-73.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
File opened for modification	C:\Windows\java.exe	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
File created	C:\Windows\java.exe	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.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	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1876	1724	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe	30
PID 1724 wrote to memory of 1876	1724	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe	30
PID 1724 wrote to memory of 1876	1724	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe	30
PID 1724 wrote to memory of 1876	1724	75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe	30

C:\Users\Admin\AppData\Local\Temp\75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe
"C:\Users\Admin\AppData\Local\Temp\75e23aebc29d98a54e15f0f62cc6a518f0e724db89d4e6b3dafcc5acbb797fbf.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1724
- 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:1876

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp800B.tmp

Filesize
29KB

MD5
94871368b4842d86a0f089ced6c1fa2e

SHA1
e9dcd17d207460ee4a0c1c8637796738b241cb70

SHA256
afaf2e5a2b09d0b0c120bcab7a2e2d8dbdcb85205353e661551f37b199200841

SHA512
8843e3cb996b072ceef0e6d0d248db71795697744f00afb37f34563690d75641b2704e2d496530753e761b65dae5e91168e712539413c033126474b6e8d0f77b

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

Filesize
320B

MD5
24e32d053963067d3e21943a3d29ca25

SHA1
a51c1c30fe3eaa6763c898991ba228e94b4e2c27

SHA256
38018cc0b87145e74404c2647f7dbdfd7d7cec7cc0a8d3feadf920c1fed82c84

SHA512
4f3efe01e9a9a667494b82e526734cdadf0b86ff4d56cc6f5d18392a5cec1382be54379040034913258fced77d1bb5e81e874794c1a80a69c8bdc1a6af130c2b

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1724-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1724-10-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1724-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1724-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1724-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1724-19-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/1724-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1876-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1876-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads