ardamax | 52c2cec2c7cdcb1eb00d42119d8858b829b2995532aba6b0b294ba9e9a5f492f

General

Target

JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
Size

1.6MB
MD5

31c694c056632ecb92cfbd50732269ac
SHA1

1e1ea136eb73c064f8a0cf1a63dd576e347674c0
SHA256

52c2cec2c7cdcb1eb00d42119d8858b829b2995532aba6b0b294ba9e9a5f492f
SHA512

93ec165f0d18ba2ea9e7d3b8ace95321858d95115bfde3417b5f7e55c91f944d22aa77e4c67f71a8930c0e366de437266e8dc2c0a20a606381aceae06544f1c3
SSDEEP

24576:2IoIjIbgyLC495467SBzVZSjSVecvf062DYuVtrg4YfCq3n+J9AukFPl9kONLP/U:2M8bdLp54RzWjq3eYuuCo+sB+w3C7zow

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023ca2-19.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe

Executes dropped EXE 1 IoCs

pid	Process
2472	FRV.exe

Loads dropped DLL 1 IoCs

pid	Process
2472	FRV.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\FRV Start = "C:\\Windows\\SysWOW64\\MDDFKU\\FRV.exe"	FRV.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

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\MDDFKU\FRV.004	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File created	C:\Windows\SysWOW64\MDDFKU\FRV.001	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File created	C:\Windows\SysWOW64\MDDFKU\FRV.002	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File created	C:\Windows\SysWOW64\MDDFKU\AKV.exe	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File created	C:\Windows\SysWOW64\MDDFKU\FRV.003	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File created	C:\Windows\SysWOW64\MDDFKU\FRV.exe	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
File opened for modification	C:\Windows\SysWOW64\MDDFKU\	FRV.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83

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	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FRV.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2472	FRV.exe
2472	FRV.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2472	FRV.exe
Token: SeIncBasePriorityPrivilege	2472	FRV.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
2472	FRV.exe
2472	FRV.exe
2472	FRV.exe
2472	FRV.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 4668 wrote to memory of 3196	4668	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	83
PID 3196 wrote to memory of 2472	3196	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	84
PID 3196 wrote to memory of 2472	3196	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	84
PID 3196 wrote to memory of 2472	3196	JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31c694c056632ecb92cfbd50732269ac.exe
  2⤵
  - Checks computer location settings
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3196
- - C:\Windows\SysWOW64\MDDFKU\FRV.exe
    "C:\Windows\system32\MDDFKU\FRV.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2472

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

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Downloads

C:\Windows\SysWOW64\MDDFKU\AKV.exe

Filesize
490KB

MD5
64a6cc55dc76d26448c30a8a1885f7cb

SHA1
149e467026647e080b4c69ab4f99b2d3c2b4dbe4

SHA256
5cbc0ec73c901be4ac182e13f6869f6f8cf0831b9603e542a3919f6a06087640

SHA512
de8cd7bea8113871ce8a36966fbaefd02b8ef7b09a8cbb631b4ac353bdf65b27d5630146ed700fd6edbc4276f4368ebad76b772d9b84349ddc2bd6f7127c377d

Download Submit
C:\Windows\SysWOW64\MDDFKU\FRV.001

Filesize
61KB

MD5
bf311791d2f9ea9c82a8d4764a98c0d8

SHA1
405ba2bd110590abd0bf340d12e054405afb011f

SHA256
d720cf3d297743da7ab1da528f4c086a29d59ef553e1a96569b49a59831d583b

SHA512
8be092f068807767b0065de10f9da386b90d8e587356881ba3391380b953b199e818b527e74b305d7c714fc94cb6f8e66c76d89d1785fa9910aa4cb39c5cada8

Download Submit
C:\Windows\SysWOW64\MDDFKU\FRV.002

Filesize
44KB

MD5
ce365878123962c3438e349621c10198

SHA1
5b861d9fc2923c61ef390a0b729a21078aa5fd59

SHA256
ba254f6675490a045d4c85a5f46681c175c1321692c20fc808c7c244173dd63f

SHA512
efc6f143d5e9244a6635562d7e9a9cea22ab7e7b304e933642a51d66da896e9038208b86c12f6da623a01b9175e73eeb40ab600e6625db3595144bfca1231a76

Download Submit
C:\Windows\SysWOW64\MDDFKU\FRV.003

Filesize
66KB

MD5
26fb89dde71ef86ae196c9c851c6c137

SHA1
17d23cdc9e57190670d572b8fdf3ff05cfc99be4

SHA256
99b477f9c5655a10c703860525f0b764bfa0a0b7d0a1c106351d2f10ea04c618

SHA512
310a3971852555c7be8f9a7dbe470768f281b01756feab582e4eae5e2ef351f4c6471127fd7fea40c6335e13df022dddfab231dc1c379d3c9ef73cb81d057513

Download Submit
C:\Windows\SysWOW64\MDDFKU\FRV.004

Filesize
1KB

MD5
654049fec358b901d13bb35ca275107b

SHA1
55ff83095a354f39b7d9741c6548d1c1812d9dd8

SHA256
4d343ef687a1dd936202d75e7de5caa69f85feb3fb395c46936973963121c68b

SHA512
4e4d359f1a0bdf170bc59c4af91da8a79a997062580b27c0bc64c21c0dadfa0054c25c03a92f2151732d80e46a694f3045f51c639e65cad35c26c120aa4b805a

Download Submit
C:\Windows\SysWOW64\MDDFKU\FRV.exe

Filesize
1.7MB

MD5
8f7590bbba70748e69612e9e2d5a9f2e

SHA1
f3ad9834bc38f33fe501b9076c65ac29d0410578

SHA256
2dec3a8fb4a5b198335e7f4a9b611194b0a081abf0c56f9df3f4e2697e69d9e4

SHA512
347e9ac793afd627e064ecdfea61c3e2b626ace0ea41928aad93a72567048b8e9bdf773f8a4a59a0d96ce8c08612c542c15982e8051828bef025fea6132838c6

Download Submit
memory/2472-29-0x0000000000400000-0x00000000005C1000-memory.dmp

Filesize
1.8MB

Download
memory/2472-31-0x0000000000400000-0x00000000005C1000-memory.dmp

Filesize
1.8MB

Download
memory/3196-4-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3196-12-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3196-22-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3196-5-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/3196-6-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/4668-13-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download
memory/4668-14-0x0000000000401000-0x0000000000418000-memory.dmp

Filesize
92KB

Download
memory/4668-1-0x0000000000401000-0x0000000000418000-memory.dmp

Filesize
92KB

Download
memory/4668-0-0x0000000000400000-0x0000000000557000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads