mydoom | 4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031

General

Target

4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
Size

29KB
MD5

c854ad8bf243f998df610b792e0bce7f
SHA1

e6d7bd8bb742d7a5af07836170cdb7dd2b93aaf5
SHA256

4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031
SHA512

2eef01d2a238bc6ef9fb4e3275cf3929f51a8a874bda530919c6b4b0872cbc73ebd6d45dafa95cbe5e094e353ef71f11bffc8ba10c448f9db39d6e298518a34a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/lH:AEwVs+0jNDY1qi/qV

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 7 IoCs

resource	yara_rule
behavioral2/memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-32-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-109-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-137-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-143-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-163-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-203-0x0000000000500000-0x0000000000510200-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
540	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"	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5032-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c9a-4.dat	upx
behavioral2/memory/540-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-32-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0009000000023cb8-43.dat	upx
behavioral2/memory/5032-109-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-110-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-137-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-138-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-142-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-143-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-147-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-163-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-169-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-203-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-206-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
File opened for modification	C:\Windows\java.exe	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
File created	C:\Windows\java.exe	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.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	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 540	5032	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe	82
PID 5032 wrote to memory of 540	5032	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe	82
PID 5032 wrote to memory of 540	5032	4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe	82

C:\Users\Admin\AppData\Local\Temp\4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe
"C:\Users\Admin\AppData\Local\Temp\4de8750a6efddb841a93c8f5ded381e5cdb2c10db112e84a4cac82902f3b7031.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032
- 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:540

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\X3JA8BBM\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp97E8.tmp

Filesize
29KB

MD5
098d7c68dd3f550b95c874e57de68e5c

SHA1
20b31f38ee33b15552c7efc16db412b7f35c4e65

SHA256
ea72e9d63a1efaecf3cbd07fa54e0ccc2b42d28f9bdbbc7f5555397f50f1cf6f

SHA512
7794bd95fffb4826b7c7a6fcef76e4b5328cd3495fbdf4d6deba0a5a26f43c0673eb4c20f4dbba8b929e32cc6f205b86efd449d6c6f122ef41cb033b42611b25

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

Filesize
352B

MD5
eb84f47416d32dc372ad9e94830f996c

SHA1
5156250d155ba54c3c76492eb85d3e4f936ad27a

SHA256
0ac3b639fe24a5902f8672c1f4f4a0e8869cd64ae5893c97c3ffaf2c6a620ce1

SHA512
42a6ce41bdc2acc9bf899a22bba9f48b5d5aed8a64997c58f3967be300e8bbe097e14e02172b7ed9512e6574897d7a314ffeacd1b1dcc5be3551a44ef7173e5a

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

Filesize
352B

MD5
fa0daf63f8821403e1aaf7411c4a218d

SHA1
a9d271144de91a4b97ff0e6d69dcd57d8ec44c22

SHA256
ae2a3977047be9c40793cef08fa57305f7bba5d612d19c68cf5f2193dde57f8d

SHA512
879927277fc64e74e195b570d503f8124189ef7daf6af3f79a2bef58dfe45f6c070973827956252c451025566251d504498ca8cbb763ccac2ccb3f5a48cffd9c

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

Filesize
352B

MD5
059342671441b4b8f252e6a9352a9771

SHA1
8042178c6b4a6bcf89ef56798c3c444712d155cb

SHA256
5cdefaf3fd4c15405843dc76af7a9cd2f26c5f5afde430da0c686b15eb3232e2

SHA512
06fd34978e1f56e5f0ee60521584c5eac9ed814ae2bc67a624d4a26bbaab80c4756b6523d8b7b0a33b7f9071d76903572668bf09281944a4a412e9ad25e98154

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/540-169-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-142-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-110-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-206-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-147-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-138-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5032-109-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-143-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-137-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-163-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-32-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-203-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads