ardamax | 0a0ed365255f4f7903a96363e1b5f47e4f7881e68dd5159223a5c582cbfa9594

General

Target

20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
Size

3.5MB
MD5

20a7d873eab34580118f3ea484ce68e6
SHA1

2de068149b58c86ebaf121c86cbe7e7846fbefda
SHA256

0a0ed365255f4f7903a96363e1b5f47e4f7881e68dd5159223a5c582cbfa9594
SHA512

c7b7deb4f6b1e9906e8dd29734cbafce2fd22cb8372e9dd32b178729795b13a9f21f70092a24989661315f5305042a0c602d3f7ebe913e46d8001cb1fefeff43
SSDEEP

49152:pjTxy51ivHndHvmMN3eN9ELfZ5sFjhXsC8nBr93qrjk0tKIXqiRfJkI+cZZp/UD7:3y3IZvTwOLf8Fj6zw9tTXqyfKPcrp8e0

Score

10^/10

ardamax discovery keylogger persistence stealer upx

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b90-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1932	system32VMPG.exe
4304	TbotSRo0531.exe

Loads dropped DLL 6 IoCs

pid	Process
4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
1932	system32VMPG.exe
4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
1932	system32VMPG.exe
1932	system32VMPG.exe

Adds Run key to start application 2 TTPs 1 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\system32VMPG Agent = "C:\\Windows\\system32VMPG.exe"	system32VMPG.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023b92-25.dat	upx
behavioral2/memory/4304-39-0x0000000000400000-0x0000000000B6D000-memory.dmp	upx
behavioral2/memory/4304-40-0x0000000000400000-0x0000000000B6D000-memory.dmp	upx

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\system32VMPG.001	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
File created	C:\Windows\system32VMPG.006	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
File created	C:\Windows\system32VMPG.007	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
File created	C:\Windows\system32VMPG.exe	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
File created	C:\Windows\system32AKV.exe	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32VMPG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TbotSRo0531.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	1932	system32VMPG.exe
Token: SeIncBasePriorityPrivilege	1932	system32VMPG.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1932	system32VMPG.exe
1932	system32VMPG.exe
1932	system32VMPG.exe
1932	system32VMPG.exe
1932	system32VMPG.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 1932	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	86
PID 4548 wrote to memory of 1932	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	86
PID 4548 wrote to memory of 1932	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	86
PID 4548 wrote to memory of 4304	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	87
PID 4548 wrote to memory of 4304	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	87
PID 4548 wrote to memory of 4304	4548	20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\20a7d873eab34580118f3ea484ce68e6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Windows\system32VMPG.exe
  "C:\Windows\system32VMPG.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1932
- C:\Users\Admin\AppData\Local\Temp\TbotSRo0531.exe
  "C:\Users\Admin\AppData\Local\Temp\TbotSRo0531.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4304

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

Query Registry

2

T1012

System Information Discovery

2

T1082

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\@9D69.tmp

Filesize
4KB

MD5
3ac6bd370bb5704c6a35018df54dbbe1

SHA1
880f5478e1de3d844ae17e89804b8f90cdafd4a6

SHA256
aea959dc52fa9796ffab042872f72fea127da6267d75fa781f690d2c9d96a8fc

SHA512
138d0e47fbb6b1d52add61ec8c38a2ab4056e9d1ee680c2d7dc1a8a0e2a0761537a1b756efaefa13ee19a7057a7ab56918cda4d53ad348f05040585eb6ade0fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\TbotSRo0531.exe

Filesize
3.2MB

MD5
b066fed60301283df8ebad8f0da829f1

SHA1
b0eb0d3f20f98a63bd37176a8f1f0e74e17d4857

SHA256
db943bcc06af5d9f4da7861f2641812882f52a39cda9fce3e886d5d788f01f6d

SHA512
663521df83bc297ae3be4c1c0fbe40765cd6de55d64b0c49495a59cb2dc1a2687795585f40903bc9ca032a468b56752c5dd4d804f7cca8c7d7c4ed31ed6c95c2

Download Submit
C:\Windows\system32VMPG.001

Filesize
508B

MD5
24c39a11943ea3b7119907aae69efc46

SHA1
f88c87720a00cf43c84790082aa0b6f7060c27a1

SHA256
504e599af8ed659ed9f365d0b35a6f720e9c1be5d3235144188c1a5fd8e6df89

SHA512
a99e7c846802fb603af5eb2d429bb5f858da741866df4be02974e309b381fd2d6b2b7b70b70a9c93612887b513bea3b0137f50f75ba363839462e943e1d0f6ad

Download Submit
C:\Windows\system32VMPG.006

Filesize
7KB

MD5
2d8899d22457e384673cce3b63402670

SHA1
ab40f16fa1f0b08558c0a10ccafcbac9c06a1a8d

SHA256
11cc0d9300590b212959683958b8229d2355d7c85d2e38015eec402d874b186c

SHA512
3d0df9b26095dc6aa0cfc09facb5974e2c0e43dda7fa664f3b4dfc8c078fdfe40667e72cca4f5cbd8e6f8c7560fb6cee908ec32d7a1e8a780caa635c7e78c432

Download Submit
C:\Windows\system32VMPG.007

Filesize
5KB

MD5
f3f04376ece185d2013ded9f729e8223

SHA1
70414d3303011617e1072a3c603dc4b71aa947d0

SHA256
27b64907c64beddd86c9d2bb56c10ab8615099715fb1c4ca8f74c1037a18eb86

SHA512
45fa1094125b070f042210f291158004965fda6d1044f9de18ed18818a8d2ac02b61a9398daf701c864747900f8e5fcd36c0a10728a3c22994562a71fa5c22f0

Download Submit
C:\Windows\system32VMPG.exe

Filesize
471KB

MD5
2f49bd1ee6d9e956ac8596992e0d187c

SHA1
1384e4dd2a5bd67aeb3783417674898426063563

SHA256
be1ce7b1c8a268570d4489557f3c73a1eef615500f4a2434e523cca2b31b4138

SHA512
163bf29766baff221fd028aedbf13238119d1a73b36d845eb422f136eaf8b695926ff13884f6b1d19d8cb6a049d00709d11b8b308b20d93d5c7baa26f3184ffc

Download Submit
memory/1932-21-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/1932-41-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/4304-39-0x0000000000400000-0x0000000000B6D000-memory.dmp

Filesize
7.4MB

Download
memory/4304-40-0x0000000000400000-0x0000000000B6D000-memory.dmp

Filesize
7.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads