mydoom | 834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24d

General

Target

834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
Size

29KB
MD5

79938f07ab743c79f8a1284d3845d480
SHA1

f651533744fcb3f788796567af2a0f400829a31d
SHA256

834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24d
SHA512

94fd5fdf9e81febc6f156693aff7cfa2c05cdc4893cbda121edfa06b4cae0f7ef0835b945b39d17e64566f13d714ed9edef3b5a2cac735b3cc42d8dd7534d91f
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ri:AEwVs+0jNDY1qi/qm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/4420-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4420-56-0x0000000000500000-0x0000000000510200-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
4784	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"	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4420-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0007000000023cd0-4.dat	upx
behavioral2/memory/4784-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4784-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4784-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4420-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4784-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000705-62.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
File opened for modification	C:\Windows\java.exe	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
File created	C:\Windows\java.exe	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.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	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4784	4420	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe	83
PID 4420 wrote to memory of 4784	4420	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe	83
PID 4420 wrote to memory of 4784	4420	834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe	83

C:\Users\Admin\AppData\Local\Temp\834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe
"C:\Users\Admin\AppData\Local\Temp\834088c440533fe2d4e5b131c3884e32b3b037f563a0266bc40c9632dedfe24dN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4420
- 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:4784

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\tmp9764.tmp

Filesize
29KB

MD5
0615961d697a8043b862629230bdca65

SHA1
97b8bc3a0d21965cb62317eb639dd3e33ab71eb8

SHA256
450fe1ade0483904d7f36770cdf0c5e009c4bf4e6c32eabcd31585ed8eb3893b

SHA512
493f714574a98a8a95c2602fab627f862c8aa2a476e1e8c844ebd207965f3d419f6e3e65130a404bea828bda1fb288d9595cfa3af5e4ab967a15e0689f2a6794

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

Filesize
384B

MD5
5b44e10bdf5884d3b80ba624a8fd6145

SHA1
f5da0df21af8c3ae9f85166e41fac19463adf640

SHA256
217f678e0c35f2e712439764c9b3035c5aee5a8c1b4ef22e75f1b608d22bff2c

SHA512
6a10d372f9fcd94a64fdc8db0b4bb6a3c0bc7e4647fed8fba4ee38bb1d6add304065c011fe53e6b0ef5071a63a5f479da47e5f1d1c9149479e9eb09a077c5b31

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

Filesize
384B

MD5
04863161bd515d72d5d67ef1b6e695a7

SHA1
94efdd00913d68132c1e36751b17995409124d52

SHA256
eeb78bbee1dd335e15c8d67e4eda74faf0e17e9890fcf750fab124abbe1a490b

SHA512
24bb7a716dc2e0ad3b61b6e1a6c1281b68f252112bb79a52ce8431130a73b71037390dacf77bdb32caac931c67a7c3cea4bedacb976978af9493fae5536d81d4

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4420-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4420-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4420-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4784-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4784-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads