mydoom | 3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2

General

Target

3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Size

41KB
MD5

2ddf287d9eecdb898d72459d09431eef
SHA1

0fbec495b6d5ca591d6c2bd8ff07c85b05b7ad11
SHA256

3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2
SHA512

ac46f9e488ec46d7bd43ea59dfb5046a92fe6dba66f43637e67021022f2533fbd3c93d1c63f04cf45d1b9473258a255cbb1e5bb33c81cf16842012002352dc3d
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2252-16-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-59-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-64-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2252-83-0x0000000000500000-0x0000000000510200-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
2548	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"	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2252-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2252-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-9-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x000700000001924c-7.dat	upx
behavioral1/memory/2252-16-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2548-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-59-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2548-60-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2252-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2548-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0006000000019277-70.dat	upx
behavioral1/memory/2252-83-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2548-84-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2548-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
File opened for modification	C:\Windows\java.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
File created	C:\Windows\java.exe	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.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	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 2548	2252	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2252 wrote to memory of 2548	2252	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2252 wrote to memory of 2548	2252	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30
PID 2252 wrote to memory of 2548	2252	3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe	30

C:\Users\Admin\AppData\Local\Temp\3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe
"C:\Users\Admin\AppData\Local\Temp\3a7020cebdde3b99e020f064c8bac7618e6100a3a0dcb8d6ebd736e785456bc2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252
- 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:2548

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\tmp9FC8.tmp

Filesize
41KB

MD5
dfdff5ba970e632e0ae349ad4e952497

SHA1
06edbccbfac1ef62c75c077485cd95b47ced047b

SHA256
91926567f8ee59ab655b42ec7ff6a1da905a49920b87688879bad0af08009f23

SHA512
1f608947a8b19da31d6234d6ef6d3fc9a30fe2ff28bc792d68f5cdbc296c299190b2ce94595ebd99db74b6ed87242137deca8497ab5e13cb75e1957132d5cfa3

Download Submit
C:\Users\Admin\AppData\Local\Temp\w4ihiaNhc.log

Filesize
128B

MD5
47f8d449440fee55f74de4fef0b69f54

SHA1
4d3ed2b8398dda4475cc29608410195e0efe611c

SHA256
4c06ccbbc6091e2889b8d9bfe9a5b3ac1e619bee5f7216623be1ee42590b49b4

SHA512
76d295b449ead151305fa679d9389852dffef99fbf834171f2809f15c3b586239c9bffa0e05e68791368a63d2a5d4fb188801a59af7c16570eb6b6e4432f3fc7

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

Filesize
160B

MD5
17f9304495d9cb01007b8a6d929fa52b

SHA1
4440156f6813c70bf94b0fa74001018780ae654b

SHA256
f1c07ec30b834c61ad0f9064c19df93045bf074955cfd6dcc64f85764d7a1178

SHA512
15a67d2af1bbbbe76ddbf58dc77aca883935f1b5b53ac3bd60e682206e1effe24d49215974073bdd7dc1bb0200e75d3471ea051fe6d28a01f1a74c59bcf57e94

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2252-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2252-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2252-16-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-83-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2252-59-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2548-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-60-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-84-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2548-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads