mydoom | 66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebf

General

Target

66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe
Size

28KB
MD5

773ad7b3f4d53fee6c4a610d54d25640
SHA1

5ca91baa6378f0008ba24c5770f5d2d692fef6b8
SHA256

66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebf
SHA512

db1866ecb7747418600584576e4e99a6751a3831031daf68f75c97e4299a5b64dec301f4c4d8a43a0828bef7a658e97dfc0e6b44ce25bfdaf27371f8fddf92ac
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN+L4tcyP:Dv8IRRdsxq1DjJcqfeFP

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral1/memory/2708-2-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2708-9-0x0000000000220000-0x0000000000228000-memory.dmp	family_mydoom
behavioral1/memory/2708-17-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2708-53-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2708-77-0x0000000000500000-0x0000000000510000-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
2876	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"	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.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

resource	yara_rule
behavioral1/memory/2708-2-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2708-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016d0e-7.dat	upx
behavioral1/memory/2876-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2708-9-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/memory/2708-17-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2876-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2876-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2708-53-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2876-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0037000000016ca5-69.dat	upx
behavioral1/memory/2708-77-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2876-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe
File opened for modification	C:\Windows\java.exe	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe
File created	C:\Windows\java.exe	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.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	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2876	2708	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe	31
PID 2708 wrote to memory of 2876	2708	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe	31
PID 2708 wrote to memory of 2876	2708	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe	31
PID 2708 wrote to memory of 2876	2708	66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe	31

C:\Users\Admin\AppData\Local\Temp\66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe
"C:\Users\Admin\AppData\Local\Temp\66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebfN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- 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:2876

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\Temp\sjN4knybix.log

Filesize
1KB

MD5
e891e21a4f28a5899072a328e3c7d748

SHA1
db330cf9cf3a334b8fefdbfcaf87219406dc1dc9

SHA256
fa494e09227fd11602ab943c869893dbc556db9b6aa7914e602a1a780bb2a43e

SHA512
c362aec3878b6cfc8199787b26a84a59824777d4a6c27f93f6463b5ef5d6156adfd2a6e1ee4663afe19e0f0c7d1a1b0d6255800a070ccde089538d949ead9dae

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp907F.tmp

Filesize
28KB

MD5
9eecd132fad2c0acf48d9184d4f2bab4

SHA1
9f4b8f052f340f32a29d40e89130f2a3c0287b45

SHA256
6db9b9ee1196cb9605e2e73bb31893992a17f9aeb8a59014dc81b3f6f269d73c

SHA512
4f628531997ecb7abac4b7894153cd5d932d10ac2bb6e69d5f2e2a31d682c07368ee6824f480e2b6e541dcdd6ce78ab24e4d0503c1642da69994b6fbbe759f18

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

Filesize
1KB

MD5
f9e7147f80d96160e7ce5e86a5e6c93a

SHA1
b076e6056adc3cea0115c69212c28895e7a3363f

SHA256
76d15bc25b025d5aa88b302cc26de7ae5b4f3432137de051044038dafa4741c2

SHA512
e1ede189c2d2f12ca85f748bc04c45b1971c202a516e46728e3d99b926932387e15e991ea4f33ece4f82631826987a4485019cbf1be3303319a7da0f9ce7e8bd

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2708-53-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2708-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2708-77-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2708-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2708-2-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2708-17-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2876-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2876-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads