mydoom | fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791

General

Target

fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
Size

29KB
MD5

87d03acf39ab02bb4e5fc3a055878b3e
SHA1

da6d892ef001e8e28fc8d97cee06ee5778b41679
SHA256

fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791
SHA512

d44d1b2ed2d501841c9cd6d343dfead2ef69dce392d126264195857a8c7a8dedd63da44c8cda7059a22e3e54d52efd130bc8d2e14f69397081bb41d2c3882fd6
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/qhR:AEwVs+0jNDY1qi/qCr

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2736-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2736-37-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2736-61-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2736-65-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2736-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2736-77-0x0000000000500000-0x0000000000510200-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
2944	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\Services = "C:\\Windows\\services.exe"	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe

UPX packed file 24 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2736-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2736-4-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x002e00000001604c-7.dat	upx
behavioral1/memory/2944-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-9-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2944-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-37-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2944-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000016c10-53.dat	upx
behavioral1/memory/2736-61-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2944-62-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-65-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2944-66-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2944-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-73-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2944-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2736-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
File opened for modification	C:\Windows\java.exe	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
File created	C:\Windows\java.exe	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.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	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2944	2736	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe	30
PID 2736 wrote to memory of 2944	2736	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe	30
PID 2736 wrote to memory of 2944	2736	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe	30
PID 2736 wrote to memory of 2944	2736	fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe	30

C:\Users\Admin\AppData\Local\Temp\fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
"C:\Users\Admin\AppData\Local\Temp\fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- 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:2944

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\tmp7744.tmp

Filesize
29KB

MD5
15049c805a1a75914ab5aaea22ef7344

SHA1
9b0ad9144c2a9e3fc0bee58d03a5cd3297189d20

SHA256
8d64e75f073cdd42a27d400aa0ecba646ceb13e2ae0104354cd1f4f61afa1c66

SHA512
a36da18efedaccb69d8b0b3681afc5d5b5e2d9937af100a3f8267e50335ef538ec5a0b0c055e0e9ac2b8f0ea5e94e97d4184f83d85c50f9d6c3faa487faf8622

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

Filesize
320B

MD5
c6c9ae3c10b1af71adbc4338a7975fda

SHA1
78aca711c2ef4d915ea3c3c503458458d1983346

SHA256
4904bdca3445b711e7a4c2c2888a9feb17ab426f2f64874c03041a73a9d7465c

SHA512
96b1425deb3268da33917385b551e974a0ffe521a70944211458bf75be2257e728814611feb49bbd7f62492c891b3c0421ba10265f527fc17129de886c2db976

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2736-61-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2736-65-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2736-37-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2944-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-62-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-66-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-73-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads