mydoom | 5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32

General

Target

5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
Size

29KB
MD5

46686ddb9f1eff2fa87a7a55f5d211b0
SHA1

4d1334b2a1af17e0f9498557faad9257239b3f6c
SHA256

5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32
SHA512

b3b503c086d40ff88655d2b04d8d5336ee5ef4990bacdf5343d1be7d66d950930081527f96bea72ed233637432a5a2355e3c3f3a9d02a0f3ca486ef960c9a748
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ph3:AEwVs+0jNDY1qi/qHV

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2688-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2688-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2688-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2688-60-0x0000000000500000-0x0000000000510200-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
2392	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"	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2688-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2688-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000017520-7.dat	upx
behavioral1/memory/2392-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2688-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2392-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2392-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2688-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2392-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2688-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2392-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0004000000004ed7-66.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
File opened for modification	C:\Windows\java.exe	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
File created	C:\Windows\java.exe	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.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	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2392	2688	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe	30
PID 2688 wrote to memory of 2392	2688	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe	30
PID 2688 wrote to memory of 2392	2688	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe	30
PID 2688 wrote to memory of 2392	2688	5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe	30

C:\Users\Admin\AppData\Local\Temp\5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe
"C:\Users\Admin\AppData\Local\Temp\5383df07913328fd95c8bfa5aebb4e626c1138a0cdb95bbdaa7a8d4881d4ed32N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- 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:2392

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\tmp65D5.tmp

Filesize
29KB

MD5
440738ad3613be87c0f4e5edf53dc999

SHA1
8e2de5229106f85813264894b7f056c9d83a5f07

SHA256
fd02ff4f27ae4f2c77ba7164b02707d473d7e91924d0b7a99f54f0c35ba122c8

SHA512
373af3526536da332c9b54fa0786f475c4e0c84f756f94af36102dd8741d73cdc29203f61b0ec52b08efe159eb515b8d824c5e2827a5d3476150c7643f722732

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

Filesize
320B

MD5
52cdc47a127f6993b0c7bebd12713310

SHA1
f21c23657d71ec0d2eeccb2663b37ff3a61a1544

SHA256
2819799f18d05780e7e596ae5d65a4c84c9ee6bf5625ac595ab2dec8fe0e55a3

SHA512
026f04c3d0b7bd22a66345f9eba481087292465e0c83a93a4427346f69b0703f77fc33c6a2011587ed109053de1162011b2d18e526f092a51ceb1bdf86179e8a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2392-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2392-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2688-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2688-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2688-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2688-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2688-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads