mydoom | 7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1

General

Target

7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
Size

29KB
MD5

a594e93b1f01b7d77fbc958db21ff23d
SHA1

36d198a4ea777fc140b936c09cdf87645a2d6fb1
SHA256

7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1
SHA512

6565a53787581581a383d322dbb1838903b1025d6a621db21afdd8ba525e435acd294b14bc72e47cc990a508f72c1c3b1d6af3148b00a14536635f0ce79df96a
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/L:AEwVs+0jNDY1qi/qT

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/2040-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2040-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2040-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/2040-128-0x0000000000500000-0x0000000000510200-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
5020	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"	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2040-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5020-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0007000000023cba-4.dat	upx
behavioral2/memory/2040-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5020-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5020-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2040-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5020-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2040-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5020-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0005000000000034-60.dat	upx
behavioral2/memory/2040-128-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/5020-135-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
File opened for modification	C:\Windows\java.exe	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
File created	C:\Windows\java.exe	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.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	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 5020	2040	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe	82
PID 2040 wrote to memory of 5020	2040	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe	82
PID 2040 wrote to memory of 5020	2040	7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe	82

C:\Users\Admin\AppData\Local\Temp\7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe
"C:\Users\Admin\AppData\Local\Temp\7e78a7acce0c87c7588ff81ba692a4acb47d8c59adf0b8e128b9b27dc39555c1.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2040
- 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:5020

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\9PMCFZKU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp51B0.tmp

Filesize
29KB

MD5
f7ad1a97bb9a0e7410c826adceacc436

SHA1
ab16cdc4b080cecb7c5d1d23d8edef8512d79b43

SHA256
49f078dc3c587aaf21f2aa42356ebd93f69490f265c41be3e8e853ccd270fcd3

SHA512
9de43267f6c30903f9e1fb5a450ee20cd1ed0aa616753d8d1192c5c6f723eefa057450d0f006bb0a660d6a37de1f0322ceaa7c86002689afb57f7ccb2319a8c7

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

Filesize
352B

MD5
547936dd1fd62119d3666425e8a0bfff

SHA1
55ee2c21c3dae42ec3a9cebdc45c49198d8fffc6

SHA256
257909e1ddd1eec24b23b09c75e86509f4fddb589e7e306f6197128ef0323478

SHA512
3aa346cbc2107250c3d7b744a6b00e72178e04d3061b31062ab34fcc4451530482e4c44ee262f74581e20cb86eb00e3a5c48046d053b1882cde0e588cc1eb6a8

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2040-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2040-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2040-128-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2040-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2040-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5020-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5020-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads