mydoom | 33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4b

General

Target

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Size

29KB
MD5

e2b0b8bd379e987b31cd71cdc4db7dd0
SHA1

c6cb734ccb328ae33a62c1eb87080b5ece43bf7d
SHA256

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4b
SHA512

abe70afcb525b25fa53f609f53e8ea5032c936073121d5929217a51e0dfd69f6065241f868361035485f8cbccae95442312c2e6d819d0567194d41acc02baf5c
SSDEEP

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

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-27-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-113-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-141-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-148-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-169-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-202-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4876-236-0x0000000000500000-0x0000000000510200-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
4624	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4876-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023cb6-4.dat	upx
behavioral2/memory/4624-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4624-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4624-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4624-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-27-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023cd0-41.dat	upx
behavioral2/memory/4876-113-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-114-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-141-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-142-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4624-144-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-148-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-169-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-170-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-202-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-206-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4876-236-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4624-240-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe

description	ioc	Process
File created	C:\Windows\services.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
File opened for modification	C:\Windows\java.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
File created	C:\Windows\java.exe	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.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:

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe

description	pid	Process	procid_target
PID 4876 wrote to memory of 4624	4876	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	82
PID 4876 wrote to memory of 4624	4876	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	82
PID 4876 wrote to memory of 4624	4876	33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe	82

C:\Users\Admin\AppData\Local\Temp\33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe
"C:\Users\Admin\AppData\Local\Temp\33242b88ca16998ea1ea0b42170f72114389eb21bc3becbf9fab6b4ed3b28b4bN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4876
- 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:4624

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\Microsoft\Windows\INetCache\IE\GPUS7TYC\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\default[4].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4311.tmp

Filesize
29KB

MD5
f9ac41e0e12a6e3d69c5dc09a1c06e36

SHA1
0b73e6e30eacc581256219a868ca3e60a2a9c58a

SHA256
d9cf82f963b0655cf6315f99f12171ac188c0748db7fef0a3e06fe43fd3a6afb

SHA512
cd7c028dd58824dca04a915a3c68f09acf9add0f9a61a03c2b4ec983a32430f42e8ebf41130e680e86efb6a0015c1621ab50447aa48bbfd77cf7000bc80772d4

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

Filesize
384B

MD5
246120f7058fb0243f2f1f78428fc7ae

SHA1
a73850eba17dd92bd97d222f324337b277a46b94

SHA256
d0fabc9a074fd3b63b793644d0b93a3769e88535bd22048a3c6e81854bf8b953

SHA512
a29504ec0755b542294acf4fdaa7ba41d5232b9b37b70e9d26c7eb76bfc10a8e9df5884f905a042d227f1029a60221c34f82b151b57f0dd1d3840abfff14ae28

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

Filesize
384B

MD5
13bc2485fbf2e73ccb7f6f8e38bfc45e

SHA1
6268a70e1ad867dda84630bd34d7f6f158f284b5

SHA256
8a1cda050787aae0cc292fb63e525a2c348fdcfb77fea5c05b17352065da6219

SHA512
11c20a07ba577cc9b4a32516968d697e066c57452ae8669b22bc0350dbb3e1fc66cd7b9936479e224a7563589a633917d3c3038baa843a1559cd9f178551c83d

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

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4624-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-144-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-240-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-206-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-114-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-170-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-142-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4624-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4876-148-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-169-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-141-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-202-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-113-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-236-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4876-27-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads