mydoom | 3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379a

General

Target

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
Size

29KB
MD5

873d69afc10b5b7a30a5768fd5756660
SHA1

ebd5c48f2a048d8ddec35fbd7892ba745aee192b
SHA256

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379a
SHA512

7aee2bf9564978aa73dcdd3d2cc6abfd601d250c5eb44793854981a6466ab58a8ec1a6b6abbb5aaf8868ceea540aa1a3ed3e4414785f65bf263cc2f461ca9320
SSDEEP

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

Score

10^/10

mydoom discovery persistence upx worm

Malware Config

Signatures

Detects MyDoom family 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3108-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3108-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3108-125-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3108-129-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3108-136-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3108-169-0x0000000000500000-0x0000000000510200-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

1692 services.exe

pid	process
1692	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exeservices.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3108-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
C:\Windows\services.exe	upx
behavioral2/memory/1692-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3108-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3108-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\tmp7F11.tmp	upx
behavioral2/memory/3108-125-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-126-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3108-129-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-130-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1692-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3108-136-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3108-169-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/1692-173-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

Processes:

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe

description	ioc	process
File created	C:\Windows\services.exe	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
File opened for modification	C:\Windows\java.exe	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
File created	C:\Windows\java.exe	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.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:

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exeservices.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe

description	pid	process	target process
PID 3108 wrote to memory of 1692	3108	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe	services.exe
PID 3108 wrote to memory of 1692	3108	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe	services.exe
PID 3108 wrote to memory of 1692	3108	3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe	services.exe

C:\Users\Admin\AppData\Local\Temp\3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe
"C:\Users\Admin\AppData\Local\Temp\3a92c13fdaf5fe14b040372170e5b9e5245284b99015a9be9dd6ef1f2e3d379aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3108
- 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:1692

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\FMGLWGAG\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F11.tmp

Filesize
29KB

MD5
b80f3873eee389741445e23f200a4544

SHA1
cca15ee727e195cbee99cba4e3a61c4495517536

SHA256
7223edaf1abf0e540247f2679f11517d23c13d7bca74d7aa59468a9f51f18608

SHA512
1446cfac8c95557afe96da1aa44f6e0f71f03bc38b9e001183d0d165f5b98123d452211a8e4a3254b2ad8dfc741c834c65b624d587e000f687e7cef95316b895

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

Filesize
352B

MD5
de8e72d0d1e9100c7aa97aeab119717a

SHA1
62365c77011bd684e2708301c41ccdc18c8c78f5

SHA256
1c19456cde2ed3404c838eb0fb82553e3bdcaf830e581bba419dc54f9e656970

SHA512
eeb7bfc91274c8412efb92d4107032ebe0365d91f431eb3212f05cb2f1c677266cc0003203774c9bc1e4cb45d9796dd2bdaa72b62019b675c9483545c3da1e02

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

Filesize
352B

MD5
025eb7f5582a38c28c3ff698b899f915

SHA1
cc87bf894e74af12a3f08f6dd83f2b50ae50c4ba

SHA256
d22038377b5d9b18a89138f287adabba83677cab89e2f159f0c7a697d57a6367

SHA512
ba04611f672248cc4df4232c0ed3276311231ed287f34a2c84eebd4d49f280a8cc4b46675c87bbc33632bf2e4c5db8927d7b7a81adede1453f2d79f689fbee0c

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/1692-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-173-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-126-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1692-130-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3108-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-136-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-129-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-125-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-169-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3108-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads