mydoom | e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f

General

Target

e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
Size

29KB
MD5

cb063579abbe1717ff927a36aa2dde27
SHA1

7937b1813b583017003bbe04a12aac3fd3faf9f8
SHA256

e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f
SHA512

635c4c2cb10784c2fb6b72b072e8d7f74bbefc867d583aa739ec2ccbe7502b3170726164121a89dd1e285a2ab566bc55d426c5594cbc23e337ff41bdacf5ce1e
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/C6:AEwVs+0jNDY1qi/qB

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/4412-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4412-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4412-128-0x0000000000500000-0x0000000000510200-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
4904	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"	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4412-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023cae-4.dat	upx
behavioral2/memory/4904-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4412-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4904-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4412-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000707-65.dat	upx
behavioral2/memory/4412-128-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4904-129-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
File created	C:\Windows\services.exe	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
File opened for modification	C:\Windows\java.exe	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.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	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 4904	4412	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe	83
PID 4412 wrote to memory of 4904	4412	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe	83
PID 4412 wrote to memory of 4904	4412	e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe	83

C:\Users\Admin\AppData\Local\Temp\e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe
"C:\Users\Admin\AppData\Local\Temp\e8b1b7111ae0b897d78cf9daca6067a7c4e00a4d550912a16ab145f04a038c7f.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4412
- 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:4904

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\EFY08QA2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\rxkn9ioex.log

Filesize
320B

MD5
3c81763c7579e6c96f25532a5f4ae0ce

SHA1
18f0dbaaa781cf22126c765c849053b4caacad75

SHA256
33ea213251b25bae8520daaf1d7d6a924cda51d58ccd7b64df3855af1e483887

SHA512
56e3c8998dc5d9dfb2d996e29f20a0bf41ff1fedc0ef3621a4522c3ba3ffb65a61b153ec6cd44aa072b30f471d10d11356572284c9d69d7e4361132848acbfce

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3BAA.tmp

Filesize
29KB

MD5
13a579b8efeb64401c587d19ac6f9f55

SHA1
2c50ae8bcea1297c5f4bf63c83805396ce5159f3

SHA256
c744857ed193405913d9616f69d1ad3ee20ee58bc97eab9383dad34b1eabbdcf

SHA512
3e39d57d1eb0699efb96e02b8f558021574ed0e90c21265cdf8ecdd4d0b044a431a50ff1a3ed9cd958cd3776c52e0646774ce851bcd24db74add4a190f06098d

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

Filesize
352B

MD5
5bb2a7aa978f1b5a45070fddbe9f2416

SHA1
0f00cbb5b420c302e3bc1122789b1cf1766d49ca

SHA256
c3d2e4baef388f3c5668ee5cad6b6672c12aac1ea9c11e6076e686e6d738d5a6

SHA512
c43d5e138136874fdeba74134f1788ef7a14eb29230550d78b8b8d9f3d3076b7ff2a6d6d12c65aaac9fe79b04522db9f81d54ef62621b9890c9e72c6ee7e2978

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4412-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4412-128-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4412-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4412-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4904-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4904-129-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads