mydoom | a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c

General

Target

a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe
Size

28KB
MD5

b84c27473b71f69c810e2a3a40d1955b
SHA1

9a1a64a7179d403f4be62545cd3972b4d5af9db7
SHA256

a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c
SHA512

229f2ab4bdea7765fc03dae822f68f96c08d1a9be603f9b47485c90f3e82dc1d72fa47ca1ec53aadfc8faf5834a25dcf45efc4b27e75a18bbaba8b95bd1df798
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNCJmpD:Dv8IRRdsxq1DjJcqfXED

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/2376-13-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral2/memory/2376-56-0x0000000000500000-0x0000000000510000-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
3592	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"	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2376-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0009000000023c6c-4.dat	upx
behavioral2/memory/3592-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2376-13-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3592-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3592-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2376-56-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/3592-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe
File opened for modification	C:\Windows\java.exe	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe
File created	C:\Windows\java.exe	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.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	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 3592	2376	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe	82
PID 2376 wrote to memory of 3592	2376	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe	82
PID 2376 wrote to memory of 3592	2376	a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe	82

C:\Users\Admin\AppData\Local\Temp\a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe
"C:\Users\Admin\AppData\Local\Temp\a94e4925fa6217000c3ae6b6e1bd01d70cde8c0ae5068c1d90ec3590413d0f3c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- 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:3592

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\tmp75B6.tmp

Filesize
28KB

MD5
c18fdf7a344642c4b597db08bc78fe03

SHA1
2c95307ab4fb38c494b5496f41e07cb9af9b743c

SHA256
1c382c549af1991e089295b1affcfc180cb69847f9cb58f8ebe0f8a7fe165961

SHA512
ad6178c6cae39fcfb20d00bb133ccae43a30f6b03a425df8f50c6df57bb57fdf6397843e90ed4ddfe6094780512c51bffb13c4f2ff4c0cc8d67628eac215849f

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

Filesize
1KB

MD5
e767485e8809d9a78b852c514ff2695b

SHA1
a0414662efa7b3fc1b51ca88b9949c6c29f33084

SHA256
7eec48f0cda8bb25814ca646081d337ea65057c2c43eb1a3826ea2499970799a

SHA512
33dff1bda756226c00827d6c029aeea532961fd802cc8560048441c89016c063b8a43d10df157ce64b9c78ed92153efc0fca1eb4eebcec508abc923f1d1fe3e0

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2376-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2376-13-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2376-56-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3592-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3592-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads