mydoom | 33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4c

General

Target

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
Size

41KB
MD5

3958c654681bc15226b233af1ec20a60
SHA1

41cc69766a755fbd001bf27e07bd1a05b1f95eed
SHA256

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4c
SHA512

114bf620031d33705fd093e7478a0842dfe08809ae49f53d9b76ec1a8770be74b05e615dcd8cc4ffb18afbbf34cd4b1bf139ec89f5b62ff4d815bdf647308ea0
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2960-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-50-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-74-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-78-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-83-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-85-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2960-90-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom
Executes dropped EXE 1 IoCs

Processes:

services.exe

pid process

2180 services.exe

pid	process
2180	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 28 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2960-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral1/memory/2180-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-10-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2960-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2180-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-50-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp1C88.tmp	upx
behavioral1/memory/2960-74-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-75-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-83-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-85-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-86-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2960-90-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2180-91-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe

description	ioc	process
File created	C:\Windows\services.exe	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
File opened for modification	C:\Windows\java.exe	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
File created	C:\Windows\java.exe	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.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

Processes:

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe

description	pid	process	target process
PID 2960 wrote to memory of 2180	2960	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe	services.exe
PID 2960 wrote to memory of 2180	2960	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe	services.exe
PID 2960 wrote to memory of 2180	2960	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe	services.exe
PID 2960 wrote to memory of 2180	2960	33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe
"C:\Users\Admin\AppData\Local\Temp\33b4d31652d545163b01b3b4d594a54c6d648c5e55b7ffca8a2164bc84582a4cN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960

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:2180

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\tmp1C88.tmp

Filesize
41KB

MD5
556b64267f4ca34958ea1282f8d3f2e0

SHA1
b906936b4fb4a597208d556c4e4dfe2779c5aa16

SHA256
e5d7cdb46536ac223d9525c6744c844153b96d8fc113f112d434c42d3368b685

SHA512
20cd1bbb584126d161dd60c06003dc9d248c68021d257bfb51a955fd24228d280542862a8462daa98d605064afe165137dc54a88fa314d2c8c48d2ac623b5152

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

Filesize
192B

MD5
fe4855470211a9d135f6e00385730f5a

SHA1
de6afb4618f1b28167d69c8028ac6b949b633d17

SHA256
a72fcc5380e8b734c5e093d7e5bcf24cc60b169cae6bb4da1b99f94fb18181b0

SHA512
ea3b9ad1718488e797edca587190da2be53c7de0c627c2297c7a2e769f85e6a77364f6a65db086923c2a44657742bc9c1e1c7dd1d22d80b7cc0fd3ff4c724eb9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2180-75-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-91-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-86-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2180-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2960-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2960-10-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2960-50-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-74-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-83-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-19-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2960-85-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2960-90-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2960-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads