mydoom | e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356

General

Target

e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
Size

29KB
MD5

3c8aa7e7f8416c9258fa40171d2d3f60
SHA1

3880dfb5afb10861976470de508909921f61b1a9
SHA256

e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356
SHA512

067fe2d78ea60bc06425d80420cda40d1f47b6fa889b9b37f4870e8e4e3a89ba6e3e5bc11024268386496ba4da19f11a60e2fd6657b34b7a3e7758d609c35384
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ehp:AEwVs+0jNDY1qi/q8T

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/4452-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4452-44-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4452-131-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/4452-165-0x0000000000500000-0x0000000000510200-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
4236	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"	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4452-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000b000000023b71-4.dat	upx
behavioral2/memory/4236-6-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4236-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-44-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4236-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000022187-55.dat	upx
behavioral2/memory/4452-131-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4236-132-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4452-165-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/4236-166-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4236-170-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
File opened for modification	C:\Windows\java.exe	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
File created	C:\Windows\java.exe	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.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	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 4236	4452	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe	83
PID 4452 wrote to memory of 4236	4452	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe	83
PID 4452 wrote to memory of 4236	4452	e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe	83

C:\Users\Admin\AppData\Local\Temp\e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe
"C:\Users\Admin\AppData\Local\Temp\e37c4d659fc1e9b1dd7cab9064b4cfa7ba843fabdc8ffab93b9f40df0e5d5356N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4452
- 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:4236

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\PTWQX4L2\search[1].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFB16.tmp

Filesize
29KB

MD5
e7ce4099883a5164cef76268d420e9cb

SHA1
fe30a204e3b49c2d65ea241d888185611b6a4c97

SHA256
749e4651c2ce515b92e02c82fca25448fe8538ea1799014baf5c3f4fb7bac8cc

SHA512
04351f7ad5c1e40cb9eded730d8a8f540757eb9175d20c14a3477e7151485ef50807cdf25253222dfaf3e8aa8cffc5ec16334b78cab6179ac921f22eb3806b4c

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

Filesize
320B

MD5
ebbccac2ff90bd7f5a798ac15c79833a

SHA1
28a2b70c8c77e1963f80ab93ca99ac0724b07a99

SHA256
eb7b33901b7528b1e818b8fa8697a8c73124ee90bf96396a5e3c08b586d6467d

SHA512
5ada61da2db3292cb7f42953940195ad5d8ce4383b2bc28a98cd9d136493f7e7bd8e760a83c5b15c4e92e80c253638bd91192b5051591750130ce894f2640d6d

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

Filesize
320B

MD5
790f9b5789e96eb0f01318ebcae24e28

SHA1
572dd26f46ce43c874e1481853c9af83c5166105

SHA256
35a7fac1e806d31b4d053212783d96687264bb6d8bc2918278a770b8b760658b

SHA512
0ba39cc3193b9ce75f3a8b88107d78ee8cb0b7a92576a8fee82b248f2c6931b037f1a42814629cf20bd363bcce6571ec524deaf1c05757c268e935af0bb8c564

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/4236-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-170-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-166-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4236-132-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4452-131-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4452-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4452-165-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4452-44-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/4452-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads