mydoom | 87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85

General

Target

87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe
Size

29KB
MD5

61f094f2c019d3adc5c5f7ac7af76350
SHA1

4a4d09fe1a48016561b781c2092102868121e101
SHA256

87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85
SHA512

e7877ad6f0a77f31b26e15d4d516fa30b010922bf1ec1855f631880f9e28cc2703ef74b1b425797ed10d913e0f5a0fe813f1400e3c458bb3476670fa8c4b8076
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p:AEwVs+0jNDY1qi/qx

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2100-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2100-18-0x0000000000400000-0x0000000000408000-memory.dmp	family_mydoom
behavioral1/memory/2100-43-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2100-64-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2100-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2100-70-0x0000000000500000-0x0000000000510200-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
2336	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"	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0008000000018c34-8.dat	upx
behavioral1/memory/2336-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2100-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2100-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2100-43-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2336-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-59.dat	upx
behavioral1/memory/2100-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2336-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2100-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2336-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2100-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2336-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\java.exe	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe
File created	C:\Windows\java.exe	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe
File created	C:\Windows\services.exe	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.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	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2336	2100	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe	31
PID 2100 wrote to memory of 2336	2100	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe	31
PID 2100 wrote to memory of 2336	2100	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe	31
PID 2100 wrote to memory of 2336	2100	87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe	31

C:\Users\Admin\AppData\Local\Temp\87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe
"C:\Users\Admin\AppData\Local\Temp\87bf939ac4d974af5780dad098c7735452a12facaee0b987913521d7c7de9d85N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- 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:2336

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\tmp2C1.tmp

Filesize
29KB

MD5
a5073b1925c3af95de76e5b8a87f3a59

SHA1
0fa8d6154f4c016f5825bc1f858d7989edd594e8

SHA256
246d7e7ec090588a9f6bb51c0599afb906684be394e6926e532f9010ef386906

SHA512
d55a12681d8daf3e0b9b7d50eb7df296f536a2a6255b230e1ed7e06580fcb982fb67a72e8716ea46fef4ffd65428a6c1bd5bd58afcb4159fb68fe9ad8dede6d1

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

Filesize
320B

MD5
1aa66484db5a75542e8acb54f1038fb5

SHA1
cc317efa7b186bcab4b6006ddaea52faf0307a77

SHA256
50cca0cb9fd14ea93b7c547458a8129d075fb9a5c1c7ec1ee7fe9c1fdef0c9d3

SHA512
ec60c9c263d07324d647d2db0c0571f3db3ee4f57068a33d998d525db003a7e1376a9002bba503c14511d71361c963b65199fc724381f7f95b28366621d2538c

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2100-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2100-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2100-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2100-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2100-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2100-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2100-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2100-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2100-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2100-43-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2336-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads