mydoom | 3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2

General

Target

3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
Size

29KB
MD5

6ff95eeeb881ae6bb53321382dad4d40
SHA1

faaa208c28771eba2256820b45db6b0d187fdb9b
SHA256

3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2
SHA512

435773824ad6a49782b16b0d2fe4de2fa16adfbbe3f1a6b91398606c9770086e2387c6c6de2bd1db5f66d16172777ad667a63d829f8261d394e8ebe387b7e3e5
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/w:AEwVs+0jNDY1qi/qo

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 3 IoCs

resource	yara_rule
behavioral2/memory/3748-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3748-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/3748-67-0x0000000000500000-0x0000000000510200-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
2320	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"	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 19 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3748-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b86-4.dat	upx
behavioral2/memory/2320-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3748-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2320-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/2320-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3748-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2320-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000707-60.dat	upx
behavioral2/memory/3748-67-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/2320-68-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
File opened for modification	C:\Windows\java.exe	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
File created	C:\Windows\java.exe	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.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	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 2320	3748	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe	82
PID 3748 wrote to memory of 2320	3748	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe	82
PID 3748 wrote to memory of 2320	3748	3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe	82

C:\Users\Admin\AppData\Local\Temp\3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe
"C:\Users\Admin\AppData\Local\Temp\3c79a765dc6167185d79bcd7f898883006974e88bda412d03fe904d5d86481f2N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3748
- 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:2320

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\84KCLP1T\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp41E1.tmp

Filesize
29KB

MD5
467aba6fcbd4849194258403d7135aad

SHA1
64b29c9aa8ce3984f16293bd2e20f71cf36474d0

SHA256
64ac4aa828d849b41027d68cb613cfa83d6c93e3e57bdb9196787ce1301820f8

SHA512
0e95dfdeed8d032122b2dfc84dddceeb2fac15f6a5eba76bb9e2a411e1378596231c0f96accd3e93f9406f5a1018a4320dde527216356a905c20b534a8734815

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

Filesize
320B

MD5
b2aac0366da21d591a0217c5d9a65263

SHA1
1bcf27610238bb4e4da34ab0bf264d13daac4d4b

SHA256
9fda7a17b23c6a985158d346057678827fbe0dbd74e222361171067d259c7abb

SHA512
3553466b5192a977832477d2ceefecf04504a42d10d97bead43624550da5009923d32e1e2d71fdfa16e456c2f5973d31fc68016a2ff39654d6a4c87ea7839cd7

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2320-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-68-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2320-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3748-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3748-67-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3748-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3748-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads