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 7 IoCs

resource	yara_rule
behavioral2/memory/548-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-126-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-158-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-162-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-182-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/548-216-0x0000000000500000-0x0000000000510200-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
556	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 26 IoCs

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

upx

resource	yara_rule
behavioral2/memory/548-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c7b-4.dat	upx
behavioral2/memory/556-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x000c000000021a70-50.dat	upx
behavioral2/memory/548-126-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-127-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-158-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-162-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-163-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/556-168-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-182-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-183-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/548-216-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/556-217-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 556	548	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	84
PID 548 wrote to memory of 556	548	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	84
PID 548 wrote to memory of 556	548	83fbfe6a8cb517efa4bd132ea8d95ec1a8e27f3a9939f651e775ae9a6994444a.exe	84

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:548
- 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:556

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\9IEW0KLU\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\default[6].htm

Filesize
312B

MD5
c15952329e9cd008b41f979b6c76b9a2

SHA1
53c58cc742b5a0273df8d01ba2779a979c1ff967

SHA256
5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

SHA512
6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1246.tmp

Filesize
29KB

MD5
c7679a303d79ecce07ecbd5f655834fd

SHA1
b386e1ee9476914f3e944be531c76371a68835f6

SHA256
63b8757141dfa26d5453799fb8955765fa02139b545d65e3128b1c085981d94d

SHA512
e321cb79345b94f1e9cd4daa575d3d1717707a158310f270ae2524f2f6186e429cf02b6362d89f9d9631a6ae739fba533566ba5fe397596c05a4672f7d91e883

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

Filesize
352B

MD5
d8cb05279f9221de345b71ff2f9d653a

SHA1
4c07ce5e319c8ef65b7f6e1d1ee94daeabcab9c8

SHA256
37c10f43ff12cffb26b3521b8bef9986baff4db83ad7aa79258b138c5a111c87

SHA512
bae34aa6c3f9fbb83a9022ba244d7f76602e451b4d6224eed371b1a5685e21b64490e052200573ddfaf2425d66cbf67467e26da93bffa529d2d5ce59f7865713

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

Filesize
352B

MD5
b134882c7827b35222a5ba749057b9ca

SHA1
8ed461ba7ff5a5a1ab0ec5487bad935e75421c15

SHA256
f2dd6b655799bda208ddfbd656e567ba255d9fb53afa4929cc95b764b2c77fec

SHA512
2f6870141b4bea1fb23a3e0a7e6ad5d308e6649d2498823898e4a04c8537068986e6059dfa1e6e51425b94693869af3b1e044c4c92b47a14e72dac1252f7231a

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

Filesize
352B

MD5
7a399de428e0bb415514a8461a00ba3e

SHA1
c8f3eeac098d5e807682ae30af874610583e0c99

SHA256
90d40bc5412d714562f0ed913abe3ee8748bf909477421f94e05367736e0a4c2

SHA512
0907e07bc9f5839059003e8d05ca2c11572043b948239681225a38e5444aaa7ccc729689acf598790112deef0c214d9fb8b6215d20e135b6580861e2a53c53a1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/548-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-162-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-158-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-182-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-126-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-216-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/548-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/556-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-127-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-163-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-168-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-183-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-217-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/556-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads