mydoom | f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710

General

Target

f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe
Size

29KB
MD5

5a6e7304db985fc6b10846caf610a200
SHA1

d63cf5ad2b32832b1d42b5fed1464b34b167d151
SHA256

f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710
SHA512

fce2e3edb6264a7f933bb5472db7d197eb0f6f5a315c7d795eac0bc8abec6448e87c651464e3351ccb6152d96bad2af11413f31eb8caaa8ce76530dc92714fec
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Z:AEwVs+0jNDY1qi/qR

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/1740-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1740-55-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1740-60-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1740-81-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1740-83-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/1740-88-0x0000000000500000-0x0000000000510200-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
2224	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"	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.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
behavioral1/memory/1740-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016cf0-7.dat	upx
behavioral1/memory/2224-10-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2224-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-25-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-37-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-49-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-54-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-56-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-55-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2224-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-60-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x000c000000016cab-71.dat	upx
behavioral1/memory/1740-81-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2224-82-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2224-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1740-83-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1740-88-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2224-89-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe
File opened for modification	C:\Windows\java.exe	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe
File created	C:\Windows\java.exe	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.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	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2224	1740	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe	30
PID 1740 wrote to memory of 2224	1740	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe	30
PID 1740 wrote to memory of 2224	1740	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe	30
PID 1740 wrote to memory of 2224	1740	f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe	30

C:\Users\Admin\AppData\Local\Temp\f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe
"C:\Users\Admin\AppData\Local\Temp\f755ccdd75d32f7f10bb1afa9b345c4485e5629603378641bb4ec58d97338710.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- 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:2224

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\Temp\tmp55DF.tmp

Filesize
29KB

MD5
e3930c33dd28e5530beb94f7c115b79c

SHA1
494faf04f37692fd92ed50df4cecd28b0a1f6470

SHA256
200ec8339e9fc870e9df1b1864961f011c196429d92ed7d354ec411ccf5c8f58

SHA512
ec7bf982355deef404ed8ce7cb3c41ff96dfc751acbddd7e6ffa9f5190da5e783a1f38a0f82b65008d2670abfd70febeab800cc3cbf0718524d830827741190f

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

Filesize
352B

MD5
49badd2d974784a6ac197ec8ebbd0020

SHA1
a21a70c6090b74c365f113da028781ef0b6e70d5

SHA256
008a05a8e42e373a353595cb754b5216d3dcc4df7616e0a1fca9886ecf00428d

SHA512
5116a97cda6a48fb574148000cbe4a44a0ca7d97fa10545811025cdc7e16ea9b6c22074ba74d9c4cf2fc8374f61a689e2e852b46c888432f3e3852fd8a578340

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1740-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-55-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-83-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-81-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-88-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1740-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1740-60-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2224-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-37-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-49-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-54-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-56-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-25-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-82-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2224-89-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads