mydoom | 83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a

General

Target

83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe
Size

29KB
MD5

b767d0fbe9a8a85af9d9410280979e6d
SHA1

2fa2a182bbc5564dd8277b0b2bde3cb6c91c2e5c
SHA256

83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a
SHA512

dbfc73f9000e2d301fd0c6c445210fdd6e9db6a9422dedd7c9d62f687f3befc234f32d278e2bbc46c89b09abbd271caef03a8366682159a6ab0329e517838f5d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/quu:AEwVs+0jNDY1qi/qU

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 5 IoCs

resource	yara_rule
behavioral2/memory/1088-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1088-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1088-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1088-165-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1088-187-0x0000000000500000-0x0000000000510200-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
4776	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"	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1088-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0008000000023c90-4.dat	upx
behavioral2/memory/1088-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4776-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1088-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1088-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-72.dat	upx
behavioral2/memory/1088-165-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-166-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1088-187-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4776-188-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe
File opened for modification	C:\Windows\java.exe	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe
File created	C:\Windows\java.exe	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.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	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1088 wrote to memory of 4776	1088	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	83
PID 1088 wrote to memory of 4776	1088	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	83
PID 1088 wrote to memory of 4776	1088	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	83

C:\Users\Admin\AppData\Local\Temp\83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe
"C:\Users\Admin\AppData\Local\Temp\83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1088
- 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:4776

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\VKYZDMA5\search[3].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp869D.tmp

Filesize
29KB

MD5
5dfd9ff1d51373c82c8f013d92020d1c

SHA1
562f6089bba2823483e1a2cd5dde784f9fe76c9c

SHA256
3367ecc164b6758e52e90e84df4c87619f8bf42ae8edd13ad25b79ae0845feba

SHA512
81fe5ea0bf1fbcd3af6372a89533c610c1f95b1e0b690bf53af4554fdf60645cea6d7dd3446b0f4e30d66cd8976a862a30c38f5a11b714450610ccc9b8fe70ad

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

Filesize
352B

MD5
dd11e94464005871fdc320ea1a39c5c5

SHA1
2b77b371b00912e0a386d8ae30e82202690dacf6

SHA256
0716f69b73ca39b7860d2bdf2c4e45d7d4c0d01fe6ec726ca57671658ca56f9c

SHA512
8ea0235733542805beb4c4a477dcbbc3e1393c4c855b355fa1ff1b0ba837b7f3213ec7bef4ee7f674e492a973ea0adbe406d67829e9c55f96deba513656d4e66

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1088-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1088-187-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1088-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1088-165-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1088-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1088-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4776-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-166-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4776-188-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads