mydoom | dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8

General

Target

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
Size

29KB
MD5

fc9753d64e74eb28f3257df21197c6b0
SHA1

303a1f27bae216f395b615ee45b1869dbe582925
SHA256

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8
SHA512

8e2b431c2f813b3be5ebdacccf792d3c0165ccabc068c031858bca22ec9b4638e3f9c52b3cf998fa97af75394efb9e7b6c1a714cab1907eb14fbdfa3fb7e46d7
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/a:AEwVs+0jNDY1qi/qy

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5028-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5028-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5028-118-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5028-148-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5028-152-0x0000000000500000-0x0000000000510200-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
1932	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exeservices.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/5028-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023c9c-4.dat	upx
behavioral2/memory/5028-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1932-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5028-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000022187-55.dat	upx
behavioral2/memory/5028-118-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-119-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5028-148-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-149-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5028-152-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1932-153-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe

description	ioc	Process
File created	C:\Windows\services.exe	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
File opened for modification	C:\Windows\java.exe	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
File created	C:\Windows\java.exe	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.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:

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exeservices.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe

description	pid	Process	procid_target
PID 5028 wrote to memory of 1932	5028	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe	83
PID 5028 wrote to memory of 1932	5028	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe	83
PID 5028 wrote to memory of 1932	5028	dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe	83

C:\Users\Admin\AppData\Local\Temp\dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe
"C:\Users\Admin\AppData\Local\Temp\dbfa012822d925cff904110a957af4deae41f593dcbaf2716c854a82ca9f04e8N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5028
- 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:1932

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE721.tmp

Filesize
29KB

MD5
fd0f20782df7153d95a4b471a55a9984

SHA1
cce254770834f8b4cc67dce3ff29fd5f953d7ad3

SHA256
a1c19376d16d58179744de1ec2fbe8ce51d866a025bad447dde658c39d0069ac

SHA512
687febd08041f73db7879f1058f7f5954dc995d077599ff946e22511584badc187890de03526d3060aa9b2141948f5459a87839d3bc7cc23a25cc94fa6813b2e

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

Filesize
352B

MD5
2b65caba5e1b116139fd485964ec632b

SHA1
028568323667713b9e6c741693230b08b8cc7e7a

SHA256
93261d0416eeabd4fca1f68cac93fdfb6ba54e5ec6dc82d681bef7ef07a8534e

SHA512
e519ce2819abe662a6b14ab2039bcf63654271e5405443227cda8ab18afd48d1c7a69bcf9fbde28a364e91c87b1566fdbcef46b22a398da4fc2feeeed973a724

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

Filesize
352B

MD5
070ef526d21b68fe7dc3924eca751aff

SHA1
cd0cd149dde9b15f0bfcc875287fdf3a0105b445

SHA256
b3cb281d6af2bc51fd390de0c5841ad5fc442759de6c76578cb1f1bc76da9c0d

SHA512
b24d2afbcfcb7798a59d812a9f931731f885b809bbc145436606c9b74853b503242d4f913412c9bd57be95b1a0448e6aad124d2146e01474be2e322f29dae51d

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/1932-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-153-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-149-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1932-119-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5028-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5028-118-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5028-148-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5028-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5028-152-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5028-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads