mydoom | 2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7

General

Target

2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe
Size

29KB
MD5

ca9918f9876ea7eab5439e8e3dc93dc8
SHA1

43b8312fe4d7f6f7dda81bc047f151692b2404f0
SHA256

2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7
SHA512

841308018ba1c7f8f2837312fe3540e200622dd3d3aa4f8139718462ba2b8f8d698d94cbb3222bc440c95782f8a5c2b303fb746c8035ab086fa2b81031879107
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ehQ:AEwVs+0jNDY1qi/qGm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2364-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2364-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2364-57-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2364-78-0x0000000000500000-0x0000000000510200-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
2336	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"	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.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/2364-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x00060000000186f2-8.dat	upx
behavioral1/memory/2336-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2364-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-51-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2336-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2336-58-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-57-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-68.dat	upx
behavioral1/memory/2336-79-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2364-78-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe
File opened for modification	C:\Windows\java.exe	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe
File created	C:\Windows\java.exe	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.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	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2336	2364	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe	31
PID 2364 wrote to memory of 2336	2364	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe	31
PID 2364 wrote to memory of 2336	2364	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe	31
PID 2364 wrote to memory of 2336	2364	2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe	31

C:\Users\Admin\AppData\Local\Temp\2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe
"C:\Users\Admin\AppData\Local\Temp\2db7cd9d08bcc9ba4f0eb307f5cf08ae059d3425cf16f29027f6fa62e3eb45d7.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364
- 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:2336

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\Temp\tmp63D4.tmp

Filesize
29KB

MD5
ab6d58a06ea5b66a561e4f17fd0739d3

SHA1
f74e7ddff7a99cc2a98b6a9ea964094cf2cbf43b

SHA256
efbd2e99961d1a1a52d1bdd0b7a0ed321fa59123f22ef4213fd196ad20f2f148

SHA512
c9a00e6cc87ec26a98323a94e634b97f9a08edbaa36cc0758d3ea62768930a56ddb3c30f806fc9f9b226e3ab43934cd808309edb8cf90259158a26fbbe139056

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

Filesize
320B

MD5
3021ea6d05b662bf524ca6e93643fdf5

SHA1
d4516e9cc6a7ae3a79150648fa1978070d381f18

SHA256
0911fd207bf6e2338a78b734416d4b7c5003389fa621cefd022220892664cf2f

SHA512
3e1ec9df6d4ee829c34f595d3ef65f3e5086b50ca50d5924ba451807c3e9f65abaa80f597aebef07687397da10cf00d6028362bf0bce72685c83ced1189d6ec1

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2336-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-79-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-58-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-51-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2336-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2364-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2364-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-57-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2364-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2364-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2364-78-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads