ardamax | 50212d301b4ec4b52c561301cdb10f0b23569dc110c9de0ef749e83a6defea04

General

Target

ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
Size

271KB
MD5

ee32a760f96b65237bb61d8bc6c2a6eb
SHA1

46f6777c3353fbfa9009195b3797f3a2ca9ea6f0
SHA256

50212d301b4ec4b52c561301cdb10f0b23569dc110c9de0ef749e83a6defea04
SHA512

843284c4d65096774428b9a1e230f53635f92e9b74ad38a70b1ab22cf2fb79eebb5b0579a711b2ed6ebf4b4a88eadd96e1cc4b0fc95bef34c179bafb84c52c26
SSDEEP

6144:lG6d7SJd4x7TSBAcdUtBjsUrOOZObHXJg62/ULi7j8iZhc0cIDxn/s2Ed:l+4R+BAcd6rnsHXK62/UmhhcIDKZd

Score

10^/10

ardamax defense_evasion discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023cb3-12.dat	family_ardamax

Checks computer location settings 2 TTPs 2 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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	RQBS.exe

Executes dropped EXE 1 IoCs

pid	Process
540	RQBS.exe

Loads dropped DLL 5 IoCs

pid	Process
2960	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
540	RQBS.exe
540	RQBS.exe
540	RQBS.exe
3120	WerFault.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\RQBS Agent = "C:\\Windows\\SysWOW64\\28463\\RQBS.exe"	RQBS.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
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\RQBS.007	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\RQBS.exe	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	RQBS.exe
File created	C:\Windows\SysWOW64\28463\RQBS.001	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\RQBS.006	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3120	540	WerFault.exe	84

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	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RQBS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	540	RQBS.exe
Token: SeIncBasePriorityPrivilege	540	RQBS.exe
Token: SeIncBasePriorityPrivilege	540	RQBS.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
540	RQBS.exe
540	RQBS.exe
540	RQBS.exe
540	RQBS.exe
540	RQBS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 540	2960	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe	84
PID 2960 wrote to memory of 540	2960	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe	84
PID 2960 wrote to memory of 540	2960	ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe	84
PID 540 wrote to memory of 3956	540	RQBS.exe	102
PID 540 wrote to memory of 3956	540	RQBS.exe	102
PID 540 wrote to memory of 3956	540	RQBS.exe	102

C:\Users\Admin\AppData\Local\Temp\ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ee32a760f96b65237bb61d8bc6c2a6eb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\SysWOW64\28463\RQBS.exe
  "C:\Windows\system32\28463\RQBS.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 540 -s 1072
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3120
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\RQBS.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 540 -ip 540
1⤵
PID:3652

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\@E59D.tmp

Filesize
4KB

MD5
c3679c3ff636d1a6b8c65323540da371

SHA1
d184758721a426467b687bec2a4acc80fe44c6f8

SHA256
d4eba51c616b439a8819218bddf9a6fa257d55c9f04cf81441cc99cc945ad3eb

SHA512
494a0a32eef4392ecb54df6e1da7d93183473c4e45f4ac4bd6ec3b0ed8c85c58303a0d36edec41420d05ff624195f08791b6b7e018419a3251b7e71ec9b730e7

Download Submit
C:\Windows\SysWOW64\28463\RQBS.001

Filesize
524B

MD5
a2cdf32ff919c6c5e414518eb4968bec

SHA1
f77229add0c1138b7667f41710b0dc8e55ff7d28

SHA256
f524fc71e99bd3f01b08588da9d045eb1a65908f2e7f0a9b197d95012ab4a084

SHA512
e72adf2789dd0232b75f1cd54ed29a131ce6ca7962ef638069de8cdbe73c59436eb444fba4d4eaecad91fb4cfb094f12976d16fb83278aec5d00bd7abe2dc011

Download Submit
C:\Windows\SysWOW64\28463\RQBS.006

Filesize
8KB

MD5
43f02e9974b1477c1e6388882f233db0

SHA1
f3e27b231193f8d5b2e1b09d05ae3a62795cf339

SHA256
3c9e56e51d5a7a1b9aefe853c12a98bf246039aa46db94227ea128f6331782ba

SHA512
e22d14735606fe75ee5e55204807c3f5531d3e0c4f63aa4a3b2d4bb6abda6128c7e2816753f2e64400ac6dae8f8ef1e013a7a464dff2a79ad9937c48821a067f

Download Submit
C:\Windows\SysWOW64\28463\RQBS.007

Filesize
5KB

MD5
b5a87d630436f958c6e1d82d15f98f96

SHA1
d3ff5e92198d4df0f98a918071aca53550bf1cff

SHA256
a895ad4d23e8b2c2dc552092f645ca309e62c36d4721ebfe7afd2eee7765d4b2

SHA512
fd7bae85a86bdaa12fec826d1d38728a90e2037cb3182ad7652d8a9f54c4b322734c587b62221e6f907fce24fcf2e0ae4cce1f5e3d8861661064b4da24bd87ce

Download Submit
C:\Windows\SysWOW64\28463\RQBS.exe

Filesize
473KB

MD5
17535dddecf8cb1efdba1f1952126547

SHA1
a862a9a3eb6c201751be1038537522a5281ea6cb

SHA256
1a3d28ac6359e58aa656f4734f9f36b6c09badadcf9fb900b9b118d90c38a9dd

SHA512
b4f31b552ab3bb3dafa365aa7a31f58674ae7ee82ce1d23457f2e7047431430b00abb3b5498491725639daf583b526b278a737168cfdc4e9ec796dfbc14a53d8

Download Submit
memory/540-21-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/540-25-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads