mydoom | 1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801

General

Target

1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe
Size

29KB
MD5

a606a6c80e3cd5bb51afe39f417939f0
SHA1

28901b11e8e2e8dd8a31c6e6e7be72d204dcc248
SHA256

1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801
SHA512

fe6c060705afaaaa4136e75be3d9966aaa179463681f85271a948abe21e1e1443b752a377e41b9a9d47df59b1884269427c1463af9e61c7f720fa7938e9493be
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Lh3:AEwVs+0jNDY1qi/qjV

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral1/memory/2520-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2520-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2520-80-0x0000000000500000-0x0000000000510200-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
2396	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"	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.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/2520-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2520-4-0x0000000000260000-0x0000000000268000-memory.dmp	upx
behavioral1/files/0x0009000000015f6d-7.dat	upx
behavioral1/memory/2396-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2520-9-0x0000000000260000-0x0000000000268000-memory.dmp	upx
behavioral1/memory/2520-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2396-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2396-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2520-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2396-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-69.dat	upx
behavioral1/memory/2520-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2396-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe
File opened for modification	C:\Windows\java.exe	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe
File created	C:\Windows\java.exe	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.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	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2396	2520	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe	30
PID 2520 wrote to memory of 2396	2520	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe	30
PID 2520 wrote to memory of 2396	2520	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe	30
PID 2520 wrote to memory of 2396	2520	1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe	30

C:\Users\Admin\AppData\Local\Temp\1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe
"C:\Users\Admin\AppData\Local\Temp\1b731084bf152d6dd7d75bb69ce5c9ac8837f77a922557fdc21460d87eb06801N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- 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:2396

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\tmp5B1D.tmp

Filesize
29KB

MD5
f4ed573f0ff4016f0029e707ad8b49f2

SHA1
e9f57395671f0effc172722d14daa9df5f7b33af

SHA256
0db19ed0803551c54ce47828d09cd80df0d91fe1040b3b135f810e8ede71bf72

SHA512
992347932c0d5c54a66146f7731df9b60e6fe30b3fbde309ab5557f8e3350980a6c973d08ff6e40eed8aa2e671974738073b22fa2124b22be860a0487bfe6933

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

Filesize
320B

MD5
8c6597c5620173c1db4032f26d140d7a

SHA1
38614263f466247529b2854631cea26854ce427b

SHA256
458d2b0c92075518c05d9562e61f0a1d5373ce8ef4554431d662b9c695b6e001

SHA512
017277e70530876b9ac40bf52fe6f83519ada66effecd9bb73e29e2ebed174c723a35138d902b8bf3c9943322767d4275636afda1231e49d2c7e97f1cabd1bd2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2396-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2396-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2520-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2520-9-0x0000000000260000-0x0000000000268000-memory.dmp

Filesize
32KB

Download
memory/2520-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2520-4-0x0000000000260000-0x0000000000268000-memory.dmp

Filesize
32KB

Download
memory/2520-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2520-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads