mydoom | e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba

General

Target

e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe
Size

29KB
MD5

b4d82695f4bd342496e49f1f33a56e0b
SHA1

44f3f023099c78b7f9ab58861e008eba2d19779e
SHA256

e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba
SHA512

4c130cfc27c03c84974b9a9732e2c3ddb30fc6b8c7aad6212e32d65dd51869807a4edbe339198976709dbe8ddd17fcef99c5653904eadc8a3e6772396fdcd219
SSDEEP

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

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2504-2-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-77-0x0000000000500000-0x0000000000510200-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
2220	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"	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.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/2504-2-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2504-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c80-7.dat	upx
behavioral1/memory/2220-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2220-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2220-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2220-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016d3a-69.dat	upx
behavioral1/memory/2504-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2220-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe
File opened for modification	C:\Windows\java.exe	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe
File created	C:\Windows\java.exe	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.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	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 2220	2504	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe	30
PID 2504 wrote to memory of 2220	2504	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe	30
PID 2504 wrote to memory of 2220	2504	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe	30
PID 2504 wrote to memory of 2220	2504	e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe	30

C:\Users\Admin\AppData\Local\Temp\e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe
"C:\Users\Admin\AppData\Local\Temp\e91e4120a921c4954adb8c88456dda994abc74dafe58aafd7aba5a2495a508ba.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- 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:2220

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\tmp1E1D.tmp

Filesize
29KB

MD5
fda6e37bd5f3c7cd7d8105d4611e937d

SHA1
4b55361d4bee29b9a967f080d20682c81fead3b5

SHA256
7f0f29fc501cc363ea874675e2ea7aa765b7fcace6bbc65d78e348ca5f03440d

SHA512
b11bee10d601abf5a31603b6dc435288edbd0ece81893f1f8eca026c871719a58d1e3c6b7afb578cd81bff0174007a2ed7ba2d36e73b101dfd130986415291c9

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

Filesize
352B

MD5
f1fa3341aa50000881d344fb64f86fda

SHA1
c2dbb36e769bdfab8fe551bd8ef7e9edb53555c8

SHA256
3af8f660a5196aaaf4a7ace9f235f2f62c9146ded51066c2ea7e01abbcad282e

SHA512
731fcac99d5ec86fc06ad971ca93b65c9442580a00108ffb8c67fe3ec8984e1c5960b398d641fb06ebbad46c99e6fd5fc8ee360c9278977f20789e3d82218481

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2220-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2220-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2504-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-2-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2504-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads