mydoom | 21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a

General

Target

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
Size

29KB
MD5

699129aafcdaf43c5ff01822ad914b96
SHA1

683bc8da931ce2d46c79c1d909abffa00916e62a
SHA256

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a
SHA512

9806d1f2487dfe55b7d5796a6f53ead8c67d8ea99f76ccecdee72fbc1db4f80fbfaba0dd7414c11fe6d5ff7db30bf13369e17670fe17d48c0a4bacd1b72c2340
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Q3r:AEwVs+0jNDY1qi/q6

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3424-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3424-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3424-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3424-134-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3424-162-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3424-171-0x0000000000500000-0x0000000000510200-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

2084 services.exe

pid	process
2084	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3424-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/2084-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3424-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3424-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3424-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp3F43.tmp	upx
behavioral2/memory/3424-134-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-140-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3424-162-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-165-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2084-167-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3424-171-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2084-172-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe

description	ioc	process
File created	C:\Windows\services.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
File opened for modification	C:\Windows\java.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
File created	C:\Windows\java.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.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:

services.exe21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe

description	pid	process	target process
PID 3424 wrote to memory of 2084	3424	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	services.exe
PID 3424 wrote to memory of 2084	3424	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	services.exe
PID 3424 wrote to memory of 2084	3424	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
"C:\Users\Admin\AppData\Local\Temp\21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3424
- 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:2084

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\H4VCA4X1\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3F43.tmp

Filesize
29KB

MD5
b2d41177b0a9b76b9f25e4c78666cff4

SHA1
3ca312c393ce043c0054cb94dc9ba6d9c9e4e6b6

SHA256
40b404eafe0ee184304340ee3615afee2b585f9a28b59ee7ad49812bfb89543c

SHA512
6aa83acd8d0ca7e135b936bf713261b1b83bea14a87c34f7bf735518728ee414b9f51077091d6ae117054a31d676c36543b2c00193ae052ab7f518f1f55ec2a1

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

Filesize
352B

MD5
60fe16abc4f86d261373622af232f061

SHA1
668008a9c92a65131daf01d20152082e7d5a3003

SHA256
fbfbbbf650a8578fd8c47d7c7c08289b3f042556a77aff28581292ee0f312219

SHA512
bfd2535744fc6eb842dc5781c9fbe968f1ba26546a584f5179d49282d60a7b938fd9da209a00eff46ef2ec98e1951b4f9b7446b7239646cb9c36f5679885c03c

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

Filesize
352B

MD5
0cd8a91205f4227a1569a033ccf09c8c

SHA1
8ebebfd7b9f4ab04d9c343df7c7f9667cc51a9f8

SHA256
c13e4c32c78be2dd9568619097405ef8574a307d4ad24208f82682d8bd3e14ce

SHA512
b763051a739146e3e878a56d2782b382c4d1989feb9e846c860b5086a4cb98cb6a5bb78168fcf8ee3b8ba6e4defd99396eb8a6f5f7a1e578b20cd7ba0a9c67b0

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

Filesize
352B

MD5
4d1ef9f8e358e8fdb95998d3947fef6a

SHA1
54dd50691a032418eceba38fb1ba81ecb421b810

SHA256
ace004a2d43d33861b035a711b11847107861139b0a56a7a0f00c811e9f751df

SHA512
dab372756741fcd8960ac0396655d5c870d858b552434b9b1d55a7763fa024f8452f6893e700411433e786ddf1051cc7eaf23f4aa911e0a9e5f0ddfe7bae1dbb

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/2084-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-140-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-172-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-167-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-165-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2084-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3424-134-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-162-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-171-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3424-49-0x0000000000500000-0x0000000000510200-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